{"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10000 | severity=high | category=malware_execution\nHost: host-046 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T01:14:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2959\" host=\"host-046\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10000} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10001 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T19:49:00Z] L1-0 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.166\"\n[2026-04-25T19:49:05Z] L1-1 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.20\"\n[2026-04-25T19:49:10Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.144\"\n[2026-04-25T19:49:15Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.70\"\n[2026-04-25T19:49:20Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.36\"\n[2026-04-25T19:49:25Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.18\"\n[2026-04-25T19:49:30Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.249\"\n[2026-04-25T19:49:35Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.73\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10001} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10002 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T01:11:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.5\"\n[2026-04-25T01:11:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.131\"\n[2026-04-25T01:11:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.247\"\n[2026-04-25T01:11:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.71\"\n[2026-04-25T01:11:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.187\"\n[2026-04-25T01:11:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.167\"\n[2026-04-25T01:11:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.170\"\n[2026-04-25T01:11:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.64\"\n[2026-04-25T01:11:40Z] L1-8 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.92\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10002} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10003 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T14:22:00Z] L1-0 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10003} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10004 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:04:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:04:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10004} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10005 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T03:09:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.top/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10005} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10006 | severity=low | category=benign_noise\nHost: host-001 | User: erin\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T21:18:00Z] L1-0 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.42\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10006} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10007 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T04:58:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.87.87\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10007} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10008 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T16:12:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.152.83\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10008} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10009 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T03:46:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.29\" port=3389\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10009} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10010 | severity=high | category=malware_execution\nHost: host-020 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T00:51:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-6390\" host=\"host-020\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10010} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10011 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T22:14:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.162.94\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10011} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10012 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 5 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T19:05:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.24\"\n[2026-04-25T19:05:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.89\"\n[2026-04-25T19:05:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.57\"\n[2026-04-25T19:05:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.53\"\n[2026-04-25T19:05:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.83\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10012} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10013 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T07:16:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.103\"\n[2026-04-25T07:16:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.164\"\n[2026-04-25T07:16:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.240\"\n[2026-04-25T07:16:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.220\"\n[2026-04-25T07:16:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.118\"\n[2026-04-25T07:16:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.96\"\n[2026-04-25T07:16:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.80\"\n[2026-04-25T07:16:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.29\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10013} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10014 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:55:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.107\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10014} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10015 | severity=low | category=benign_noise\nHost: host-001 | User: erin\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T17:41:00Z] L1-0 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.140\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10015} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10016 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 5 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:59:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.152\"\n[2026-04-25T05:59:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.184\"\n[2026-04-25T05:59:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.186\"\n[2026-04-25T05:59:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.213\"\n[2026-04-25T05:59:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.71\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10016} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10017 | severity=high | category=malware_execution\nHost: host-040 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T14:34:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-9755\" host=\"host-040\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10017} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10018 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T05:03:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T05:03:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10018} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10019 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T22:32:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.184\"\n[2026-04-25T22:32:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.144\"\n[2026-04-25T22:32:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.49\"\n[2026-04-25T22:32:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.29\"\n[2026-04-25T22:32:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.133\"\n[2026-04-25T22:32:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.83\"\n[2026-04-25T22:32:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.13\"\n[2026-04-25T22:32:35Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.205\"\n[2026-04-25T22:32:40Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.149\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10019} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10020 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T13:27:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10020} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10021 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T00:04:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T00:04:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10021} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10022 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T10:44:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.click/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10022} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10023 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:09:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:09:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10023} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10024 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T17:24:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.120\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10024} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10025 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T13:19:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.227\"\n[2026-04-25T13:19:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.149\"\n[2026-04-25T13:19:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.77\"\n[2026-04-25T13:19:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.230\"\n[2026-04-25T13:19:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.221\"\n[2026-04-25T13:19:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.35\"\n[2026-04-25T13:19:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.170\"\n[2026-04-25T13:19:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.219\"\n[2026-04-25T13:19:40Z] L1-8 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.91\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10025} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10026 | severity=high | category=malware_execution\nHost: host-025 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T22:59:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8940\" host=\"host-025\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10026} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10027 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T02:44:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.107.17\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10027} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10028 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 7 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:16:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.187\"\n[2026-04-25T05:16:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.176\"\n[2026-04-25T05:16:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.205\"\n[2026-04-25T05:16:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.69\"\n[2026-04-25T05:16:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.237\"\n[2026-04-25T05:16:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.38\"\n[2026-04-25T05:16:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.47\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10028} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10029 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T03:18:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.116.247\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10029} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10030 | severity=high | category=malware_execution\nHost: host-034 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T17:41:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-4571\" host=\"host-034\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10030} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10031 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 6 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T15:53:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.73\"\n[2026-04-25T15:53:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.36\"\n[2026-04-25T15:53:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.211\"\n[2026-04-25T15:53:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.41\"\n[2026-04-25T15:53:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.210\"\n[2026-04-25T15:53:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.155\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10031} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10032 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T15:36:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.82.92\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10032} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10033 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T22:26:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T22:26:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10033} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10034 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T22:28:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T22:28:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10034} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10035 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T05:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10035} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10036 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T17:38:00Z] L1-0 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.205\"\n[2026-04-25T17:38:05Z] L1-1 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.163\"\n[2026-04-25T17:38:10Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.108\"\n[2026-04-25T17:38:15Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.31\"\n[2026-04-25T17:38:20Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.146\"\n[2026-04-25T17:38:25Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.195\"\n[2026-04-25T17:38:30Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.171\"\n[2026-04-25T17:38:35Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.124\"\n[2026-04-25T17:38:40Z] L1-8 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.184\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10036} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10037 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T10:30:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.216.225\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10037} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10038 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T12:55:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.104.173\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10038} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10039 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T07:33:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.207.218\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10039} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10040 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T22:33:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10040} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10041 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T20:15:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10041} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10042 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T08:24:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.94\" port=3389\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10042} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10043 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T06:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.219.73\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10043} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10044 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T05:53:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.173.223\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10044} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10045 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T08:00:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.36\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10045} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10046 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T13:01:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.145\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10046} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10047 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T09:12:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.213\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10047} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10048 | severity=high | category=malware_execution\nHost: host-013 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T09:26:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8769\" host=\"host-013\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10048} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10049 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T15:14:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.81.21\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10049} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10050 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T04:40:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.39.224\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10050} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10051 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T10:34:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.170\" port=3389\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10051} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10052 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T15:51:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.178\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10052} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10053 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T05:45:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.121\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10053} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10054 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T06:24:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10054} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10055 | severity=high | category=malware_execution\nHost: host-035 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T15:06:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8989\" host=\"host-035\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10055} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10056 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T17:28:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:28:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:28:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10056} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10057 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T19:33:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.196.98\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10057} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10058 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T14:48:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.39.89\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10058} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10059 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T20:35:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.116\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10059} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10060 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 5 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T18:37:00Z] L1-0 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.228\"\n[2026-04-25T18:37:05Z] L1-1 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.131\"\n[2026-04-25T18:37:10Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.128\"\n[2026-04-25T18:37:15Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.100\"\n[2026-04-25T18:37:20Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.213\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10060} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10061 | severity=high | category=malware_execution\nHost: host-014 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T22:23:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-9424\" host=\"host-014\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10061} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10062 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T12:11:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.43\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10062} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10063 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T19:12:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.103.35\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10063} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10064 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T19:25:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T19:25:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T19:25:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10064} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10065 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T00:32:00Z] L1-0 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10065} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10066 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 5 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T12:39:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.171\"\n[2026-04-25T12:39:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.198\"\n[2026-04-25T12:39:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.93\"\n[2026-04-25T12:39:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.76\"\n[2026-04-25T12:39:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.32\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10066} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10067 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T11:14:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.115\" port=3389\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10067} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10068 | severity=low | category=benign_noise\nHost: host-001 | User: erin\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T11:43:00Z] L1-0 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.74\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10068} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10069 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T03:29:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.212\"\n[2026-04-25T03:29:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.95\"\n[2026-04-25T03:29:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.168\"\n[2026-04-25T03:29:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.199\"\n[2026-04-25T03:29:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.219\"\n[2026-04-25T03:29:25Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.26\"\n[2026-04-25T03:29:30Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.49\"\n[2026-04-25T03:29:35Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.145\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10069} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10070 | severity=high | category=phishing\nHost: host-001 | User: alice\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T08:31:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.click/secure\" user=\"alice\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10070} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10071 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T15:10:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.9.11\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10071} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10072 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T17:06:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.cn/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10072} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10073 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T10:27:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T10:27:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T10:27:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10073} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10074 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T17:47:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.27\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10074} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10075 | severity=high | category=malware_execution\nHost: host-034 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T04:50:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2861\" host=\"host-034\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10075} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10076 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T01:47:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10076} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10077 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:59:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.91\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10077} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10078 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T10:07:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T10:07:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T10:07:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10078} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10079 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:03:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.202\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10079} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10080 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T05:38:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.ru/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10080} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10081 | severity=low | category=benign_noise\nHost: host-001 | User: bob\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:00:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.70\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10081} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10082 | severity=low | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T13:05:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.76\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10082} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10083 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 7 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T13:05:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.2\"\n[2026-04-25T13:05:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.238\"\n[2026-04-25T13:05:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.110\"\n[2026-04-25T13:05:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.74\"\n[2026-04-25T13:05:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.175\"\n[2026-04-25T13:05:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.44\"\n[2026-04-25T13:05:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.223\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10083} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10084 | severity=high | category=malware_execution\nHost: host-022 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T19:38:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-7180\" host=\"host-022\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10084} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10085 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T08:28:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T08:28:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10085} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10086 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T06:59:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.103\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10086} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10087 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T07:17:00Z] L1-0 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10087} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10088 | severity=low | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T12:34:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.60\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10088} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10089 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T19:17:00Z] L1-0 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10089} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10090 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T20:08:00Z] L1-0 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10090} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10091 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:21:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T18:21:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T18:21:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10091} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10092 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 6 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T01:02:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.210\"\n[2026-04-25T01:02:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.169\"\n[2026-04-25T01:02:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.64\"\n[2026-04-25T01:02:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.180\"\n[2026-04-25T01:02:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.50\"\n[2026-04-25T01:02:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.87\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10092} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10093 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T16:09:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.28.235\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10093} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10094 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T09:11:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.cn/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10094} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10095 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T21:38:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.159.211\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10095} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10096 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T21:37:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.42\"\n[2026-04-25T21:37:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.101\"\n[2026-04-25T21:37:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.191\"\n[2026-04-25T21:37:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.45\"\n[2026-04-25T21:37:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.220\"\n[2026-04-25T21:37:25Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.208\"\n[2026-04-25T21:37:30Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.102\"\n[2026-04-25T21:37:35Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.14\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10096} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10097 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T08:42:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.206.56\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10097} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10098 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T07:40:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10098} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10099 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T05:20:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.60\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10099} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10100 | severity=high | category=phishing\nHost: host-001 | User: alice\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T05:08:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"alice\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10100} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10101 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T19:34:00Z] L1-0 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10101} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10102 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T20:45:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T20:45:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10102} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10103 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 7 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:38:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.64\"\n[2026-04-25T05:38:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.4\"\n[2026-04-25T05:38:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.104\"\n[2026-04-25T05:38:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.183\"\n[2026-04-25T05:38:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.241\"\n[2026-04-25T05:38:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.65\"\n[2026-04-25T05:38:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.6\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10103} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10104 | severity=high | category=malware_execution\nHost: host-015 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T11:42:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-6106\" host=\"host-015\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10104} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10105 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T11:50:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.54.248\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10105} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10106 | severity=low | category=benign_noise\nHost: host-001 | User: erin\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T13:34:00Z] L1-0 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.68\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10106} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10107 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T17:59:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.179.95\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10107} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10108 | severity=high | category=malware_execution\nHost: host-030 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T08:12:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8957\" host=\"host-030\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10108} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10109 | severity=high | category=malware_execution\nHost: host-011 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T06:05:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2922\" host=\"host-011\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10109} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10110 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T16:06:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.154\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10110} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10111 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T19:04:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T19:04:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T19:04:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10111} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10112 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.237.128\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10112} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10113 | severity=high | category=malware_execution\nHost: host-048 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T10:21:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8913\" host=\"host-048\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10113} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10114 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T08:06:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.245.117\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10114} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10115 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:12:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:12:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10115} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10116 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T19:34:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10116} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10117 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T09:27:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.106\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10117} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10118 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 6 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T06:19:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.82\"\n[2026-04-25T06:19:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.110\"\n[2026-04-25T06:19:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.229\"\n[2026-04-25T06:19:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.105\"\n[2026-04-25T06:19:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.189\"\n[2026-04-25T06:19:25Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.96\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10118} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10119 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T12:55:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10119} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10120 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T17:35:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:35:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:35:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10120} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10121 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T01:41:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T01:41:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10121} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10122 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T16:13:00Z] L1-0 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10122} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10123 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T18:19:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.230\"\n[2026-04-25T18:19:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.181\"\n[2026-04-25T18:19:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.175\"\n[2026-04-25T18:19:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.31\"\n[2026-04-25T18:19:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.157\"\n[2026-04-25T18:19:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.66\"\n[2026-04-25T18:19:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.111\"\n[2026-04-25T18:19:35Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.60\"\n[2026-04-25T18:19:40Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.137\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10123} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10124 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T12:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.85.130\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10124} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10125 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 5 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T02:27:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.144\"\n[2026-04-25T02:27:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.85\"\n[2026-04-25T02:27:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.186\"\n[2026-04-25T02:27:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.222\"\n[2026-04-25T02:27:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.97\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10125} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10126 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:09:00Z] L1-0 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.127\"\n[2026-04-25T05:09:05Z] L1-1 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.48\"\n[2026-04-25T05:09:10Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.31\"\n[2026-04-25T05:09:15Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.16\"\n[2026-04-25T05:09:20Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.208\"\n[2026-04-25T05:09:25Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.133\"\n[2026-04-25T05:09:30Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.96\"\n[2026-04-25T05:09:35Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.126\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10126} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10127 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T02:40:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.63\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10127} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10128 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T13:34:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T13:34:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10128} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10129 | severity=high | category=malware_execution\nHost: host-027 | User: user-001\nSummary: malware_execution: 1 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T13:07:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-7170\" host=\"host-027\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10129} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10130 | severity=high | category=phishing\nHost: host-001 | User: alice\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T17:03:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.cn/secure\" user=\"alice\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10130} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10131 | severity=high | category=phishing\nHost: host-001 | User: alice\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T00:26:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.click/secure\" user=\"alice\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10131} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10132 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T22:43:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T22:43:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T22:43:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10132} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10133 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T12:14:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T12:14:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T12:14:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10133} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10134 | severity=low | category=benign_noise\nHost: host-001 | User: erin\nSummary: benign_noise: 1 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:25:00Z] L1-0 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.5\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-0\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage1_basic", "seed": 10134} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10135 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:58:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.88\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10135} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10136 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T17:12:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T17:12:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage1_basic", "seed": 10136} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10137 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T16:33:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.141\" port=445\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10137} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10138 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:57:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.216\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10138} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10139 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T08:47:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.152.240\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10139} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10140 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 6 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T08:35:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.158\"\n[2026-04-25T08:35:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.70\"\n[2026-04-25T08:35:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.137\"\n[2026-04-25T08:35:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.147\"\n[2026-04-25T08:35:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.40\"\n[2026-04-25T08:35:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.89\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10140} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10141 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T03:15:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.115\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10141} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10142 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T21:41:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T21:41:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T21:41:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10142} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10143 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T00:40:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.31.197\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10143} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10144 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T10:24:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.81\" port=445\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10144} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10145 | severity=high | category=phishing\nHost: host-001 | User: carol\nSummary: phishing: 1 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T11:40:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.ru/secure\" user=\"carol\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10145} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10146 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T09:59:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T09:59:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T09:59:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage1_basic", "seed": 10146} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10147 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T11:21:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage1_basic", "seed": 10147} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10148 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T22:31:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.74.29\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10148} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-c-10149 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 1 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T04:05:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.79.144\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage1_basic", "seed": 10149} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10000 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T00:51:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.1.68\" bytes_out=67156\n[2026-04-25T01:14:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2959\" host=\"host-046\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10000} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10001 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 9 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T00:43:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T19:49:00Z] L1-1 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.166\"\n[2026-04-25T19:49:05Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.20\"\n[2026-04-25T19:49:10Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.144\"\n[2026-04-25T19:49:15Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.70\"\n[2026-04-25T19:49:20Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.36\"\n[2026-04-25T19:49:25Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.18\"\n[2026-04-25T19:49:30Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.249\"\n[2026-04-25T19:49:35Z] L1-8 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.73\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10001} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10002 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 10 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T01:11:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.5\"\n[2026-04-25T01:11:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.131\"\n[2026-04-25T01:11:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.247\"\n[2026-04-25T01:11:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.71\"\n[2026-04-25T01:11:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.187\"\n[2026-04-25T01:11:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.167\"\n[2026-04-25T01:11:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.170\"\n[2026-04-25T01:11:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.64\"\n[2026-04-25T01:11:40Z] L1-8 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.92\"\n[2026-04-25T21:38:00Z] L1-9 src=network type=net.outbound_connection dst_ip=\"10.0.76.185\" bytes_out=46769\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10002} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10003 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T14:22:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T14:22:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:22:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T14:22:30Z] L1-3 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10003} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10004 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:04:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:04:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T18:27:00Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.249\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10004} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10005 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 2 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T03:09:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.top/secure\" user=\"bob\"\n[2026-04-25T12:47:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.21.94\" bytes_out=68112\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10005} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10006 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 10 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T04:17:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T21:38:00Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.42\"\n[2026-04-25T21:38:05Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.27\"\n[2026-04-25T21:38:10Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.84\"\n[2026-04-25T21:38:15Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.2\"\n[2026-04-25T21:38:20Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.70\"\n[2026-04-25T21:38:25Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.107\"\n[2026-04-25T21:38:30Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.47\"\n[2026-04-25T21:38:35Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.215\"\n[2026-04-25T21:38:40Z] L1-9 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.118\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10006} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10007 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T04:58:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.141\" port=23\n[2026-04-25T11:24:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10007} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10008 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T16:12:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.152.83\" interval_s=60\n[2026-04-25T17:20:00Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.77\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10008} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10009 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T03:46:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.29\" port=3389\n[2026-04-25T13:53:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10009} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10010 | severity=high | category=malware_execution\nHost: host-020 | User: user-001\nSummary: malware_execution: 2 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T00:51:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-6390\" host=\"host-020\"\n[2026-04-25T12:14:00Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.243\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10010} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10011 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T18:51:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T22:14:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.162.94\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10011} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10012 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T02:40:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T02:40:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n[2026-04-25T07:26:00Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.87\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10012} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10013 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T07:16:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.103\"\n[2026-04-25T07:16:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.164\"\n[2026-04-25T07:16:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.240\"\n[2026-04-25T07:16:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.220\"\n[2026-04-25T07:16:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.118\"\n[2026-04-25T07:16:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.96\"\n[2026-04-25T07:16:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.80\"\n[2026-04-25T07:16:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.29\"\n[2026-04-25T20:36:00Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.98.236\" bytes_out=35678\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10013} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10014 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T02:18:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T07:55:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-7726\" host=\"host-036\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10014} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10015 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T13:32:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T17:41:00Z] L1-1 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.140\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10015} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10016 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T01:38:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T01:38:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n[2026-04-25T09:18:00Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.24\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10016} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10017 | severity=high | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:10:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.184\"\n[2026-04-25T14:34:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-9755\" host=\"host-040\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10017} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10018 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T05:03:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T05:03:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T22:45:00Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.49\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10018} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10019 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T03:39:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.162.13\" bytes_out=76694\n[2026-04-25T18:19:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:19:05Z] L1-2 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10019} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10020 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T13:27:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n[2026-04-25T19:56:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.111.164\" bytes_out=36610\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10020} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10021 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T00:04:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T00:04:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n[2026-04-25T02:01:00Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.61\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10021} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10022 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 2 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T10:44:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.click/secure\" user=\"bob\"\n[2026-04-25T20:55:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10022} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10023 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:09:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:09:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n[2026-04-25T21:35:00Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.140\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10023} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10024 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T12:29:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T17:24:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.120\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10024} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10025 | severity=high | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:00:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.4\"\n[2026-04-25T21:00:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T21:00:05Z] L1-2 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10025} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10026 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T09:06:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T22:59:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8940\" host=\"host-025\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10026} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10027 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T02:44:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.55\" port=22\n[2026-04-25T06:21:00Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.104\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10027} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10028 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:16:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.187\"\n[2026-04-25T05:16:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.176\"\n[2026-04-25T05:16:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.205\"\n[2026-04-25T05:16:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.69\"\n[2026-04-25T05:16:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.237\"\n[2026-04-25T05:16:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.38\"\n[2026-04-25T05:16:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.47\"\n[2026-04-25T08:55:00Z] L1-7 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10028} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10029 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T03:18:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.116.247\" interval_s=90\n[2026-04-25T17:02:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.233.59\" bytes_out=45260\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10029} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10030 | severity=high | category=malware_execution\nHost: host-001 | User: alice\nSummary: malware_execution: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:50:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.8\"\n[2026-04-25T17:41:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-4571\" host=\"host-034\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10030} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10031 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 7 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T15:53:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.73\"\n[2026-04-25T15:53:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.36\"\n[2026-04-25T15:53:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.211\"\n[2026-04-25T15:53:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.41\"\n[2026-04-25T15:53:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.210\"\n[2026-04-25T15:53:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.155\"\n[2026-04-25T22:33:00Z] L1-6 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.69\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-6\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10031} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10032 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T15:36:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.82.92\" interval_s=60\n[2026-04-25T17:21:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.21\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10032} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10033 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T15:55:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T22:26:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T22:26:05Z] L1-2 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10033} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10034 | severity=high | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T08:10:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.194\"\n[2026-04-25T22:28:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T22:28:05Z] L1-2 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10034} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10035 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T05:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=60\n[2026-04-25T13:00:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.210.20\" bytes_out=69909\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10035} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10036 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 10 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T15:06:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T17:38:00Z] L1-1 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.205\"\n[2026-04-25T17:38:05Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.163\"\n[2026-04-25T17:38:10Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.108\"\n[2026-04-25T17:38:15Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.31\"\n[2026-04-25T17:38:20Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.146\"\n[2026-04-25T17:38:25Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.195\"\n[2026-04-25T17:38:30Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.171\"\n[2026-04-25T17:38:35Z] L1-8 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.124\"\n[2026-04-25T17:38:40Z] L1-9 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.184\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10036} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10037 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T04:41:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.229.72\" bytes_out=74285\n[2026-04-25T10:30:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.216.225\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10037} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10038 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T12:55:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.104.173\" interval_s=60\n[2026-04-25T21:47:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10038} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10039 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:33:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.105\" port=445\n[2026-04-25T11:43:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.11.114\" bytes_out=3783\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10039} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10040 | severity=high | category=phishing\nHost: host-001 | User: user-001\nSummary: phishing: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T20:41:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T22:33:00Z] L1-1 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10040} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10041 | severity=critical | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T16:14:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.44\"\n[2026-04-25T20:15:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T20:15:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T20:15:30Z] L1-3 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10041} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10042 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T08:24:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.94\" port=3389\n[2026-04-25T21:27:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10042} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10043 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T06:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.219.73\" interval_s=60\n[2026-04-25T19:58:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.243.106\" bytes_out=85283\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10043} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10044 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:24:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.112\"\n[2026-04-25T05:53:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.173.223\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10044} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10045 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 7 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T12:20:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.170\"\n[2026-04-25T12:20:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.85\"\n[2026-04-25T12:20:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.66\"\n[2026-04-25T12:20:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.115\"\n[2026-04-25T12:20:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.212\"\n[2026-04-25T12:20:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.114\"\n[2026-04-25T17:18:00Z] L1-6 src=network type=net.outbound_connection dst_ip=\"10.0.74.88\" bytes_out=11476\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10045} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10046 | severity=medium | category=benign_noise\nHost: host-001 | User: bob\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T09:52:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.152\"\n[2026-04-25T13:01:00Z] L1-1 src=network type=net.port_scan_hit src_ip=\"203.0.113.145\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10046} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10047 | severity=high | category=malware_execution\nHost: host-050 | User: user-001\nSummary: malware_execution: 2 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T09:12:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-4379\" host=\"host-050\"\n[2026-04-25T09:18:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.198.230\" bytes_out=35831\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10047} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10048 | severity=high | category=malware_execution\nHost: host-013 | User: user-001\nSummary: malware_execution: 2 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T09:26:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8769\" host=\"host-013\"\n[2026-04-25T17:52:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.182.78\" bytes_out=59311\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10048} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10049 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T14:49:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T15:14:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.81.21\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10049} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10050 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T04:36:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T04:40:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.39.224\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10050} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10051 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T10:34:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.170\" port=3389\n[2026-04-25T18:33:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10051} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10052 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T07:33:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.157.234\" bytes_out=21985\n[2026-04-25T15:51:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2769\" host=\"host-012\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10052} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10053 | severity=high | category=malware_execution\nHost: host-011 | User: user-001\nSummary: malware_execution: 2 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T05:45:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8675\" host=\"host-011\"\n[2026-04-25T15:40:00Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.30\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10053} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10054 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T05:59:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T06:24:00Z] L1-1 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10054} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10055 | severity=high | category=malware_execution\nHost: host-035 | User: user-001\nSummary: malware_execution: 2 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T15:06:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8989\" host=\"host-035\"\n[2026-04-25T15:44:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.200.9\" bytes_out=27549\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10055} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10056 | severity=critical | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T16:10:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.29\"\n[2026-04-25T17:28:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:28:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:28:30Z] L1-3 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10056} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10057 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T01:06:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T19:33:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.196.98\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10057} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10058 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T14:48:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.179\" port=5985\n[2026-04-25T17:05:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.5\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10058} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10059 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T09:45:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T20:35:00Z] L1-1 src=network type=net.port_scan_hit src_ip=\"203.0.113.116\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10059} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10060 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T01:18:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T01:18:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n[2026-04-25T13:08:00Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10060} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10061 | severity=high | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T19:09:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.159\"\n[2026-04-25T22:23:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-9424\" host=\"host-014\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10061} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10062 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:17:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T12:11:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-3660\" host=\"host-006\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10062} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10063 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T12:30:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T19:12:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.103.35\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10063} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10064 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T19:05:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.159.110\" bytes_out=89744\n[2026-04-25T19:25:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T19:25:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T19:25:30Z] L1-3 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10064} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10065 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T00:32:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T00:32:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T00:32:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T01:57:00Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.19\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10065} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10066 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 6 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T12:39:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.171\"\n[2026-04-25T12:39:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.198\"\n[2026-04-25T12:39:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.93\"\n[2026-04-25T12:39:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.76\"\n[2026-04-25T12:39:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.32\"\n[2026-04-25T16:19:00Z] L1-5 src=network type=net.outbound_connection dst_ip=\"10.0.227.227\" bytes_out=45629\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10066} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10067 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T11:14:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.115\" port=3389\n[2026-04-25T22:31:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10067} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10068 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T08:16:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.3.228\" bytes_out=97346\n[2026-04-25T11:43:00Z] L1-1 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.74\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10068} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10069 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T03:29:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.212\"\n[2026-04-25T03:29:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.95\"\n[2026-04-25T03:29:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.168\"\n[2026-04-25T03:29:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.199\"\n[2026-04-25T03:29:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.219\"\n[2026-04-25T03:29:25Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.26\"\n[2026-04-25T03:29:30Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.49\"\n[2026-04-25T03:29:35Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.145\"\n[2026-04-25T07:50:00Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.108.22\" bytes_out=91570\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10069} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10070 | severity=critical | category=malware_execution\nHost: host-001 | User: alice\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.225\"\n[2026-04-25T08:31:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T08:31:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T08:31:30Z] L1-3 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10070} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10071 | severity=medium | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:36:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.239\"\n[2026-04-25T15:10:00Z] L1-1 src=network type=net.port_scan_hit src_ip=\"203.0.113.246\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10071} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10072 | severity=critical | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T17:00:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.64\"\n[2026-04-25T17:06:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:06:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:06:30Z] L1-3 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10072} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10073 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T10:27:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T10:27:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T10:27:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n[2026-04-25T22:43:00Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.106\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10073} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10074 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T06:21:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.221\"\n[2026-04-25T17:47:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.27\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10074} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10075 | severity=high | category=malware_execution\nHost: host-034 | User: user-001\nSummary: malware_execution: 2 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T04:50:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2861\" host=\"host-034\"\n[2026-04-25T13:25:00Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.118\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10075} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10076 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T01:47:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n[2026-04-25T22:44:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.200\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10076} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10077 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T07:54:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.214\"\n[2026-04-25T14:59:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.91\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10077} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10078 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T10:07:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T10:07:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T10:07:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T18:55:00Z] L1-3 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.140\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10078} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10079 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T02:50:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.4.109\" bytes_out=17732\n[2026-04-25T07:03:00Z] L1-1 src=network type=net.port_scan_hit src_ip=\"203.0.113.202\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10079} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10080 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T05:38:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T05:38:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T05:38:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T13:28:00Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.157\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10080} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10081 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T08:29:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.114\"\n[2026-04-25T08:29:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.225\"\n[2026-04-25T08:29:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.221\"\n[2026-04-25T08:29:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.75\"\n[2026-04-25T08:29:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.93\"\n[2026-04-25T08:29:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.70\"\n[2026-04-25T08:29:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.151\"\n[2026-04-25T08:29:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.242\"\n[2026-04-25T15:27:00Z] L1-8 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10081} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10082 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:44:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T13:05:00Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.76\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10082} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10083 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T09:35:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T09:35:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T14:24:00Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10083} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10084 | severity=high | category=malware_execution\nHost: host-001 | User: alice\nSummary: malware_execution: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T11:48:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.220\"\n[2026-04-25T19:38:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-7180\" host=\"host-022\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10084} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10085 | severity=high | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T01:25:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.156\"\n[2026-04-25T08:28:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T08:28:05Z] L1-2 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10085} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10086 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T06:59:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.103\"\n[2026-04-25T12:30:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.113.115\" bytes_out=68408\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10086} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10087 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T07:17:00Z] L1-0 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n[2026-04-25T12:58:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.119.166\" bytes_out=47591\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10087} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10088 | severity=low | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T12:34:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.60\"\n[2026-04-25T14:32:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10088} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10089 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T14:11:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T19:17:00Z] L1-1 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10089} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10090 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T20:08:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T20:08:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T20:08:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T22:18:00Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10090} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10091 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T14:03:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.175.246\" bytes_out=44399\n[2026-04-25T18:21:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T18:21:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T18:21:30Z] L1-3 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10091} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10092 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 7 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T01:02:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.210\"\n[2026-04-25T01:02:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.169\"\n[2026-04-25T01:02:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.64\"\n[2026-04-25T01:02:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.180\"\n[2026-04-25T01:02:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.50\"\n[2026-04-25T01:02:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.87\"\n[2026-04-25T05:46:00Z] L1-6 src=network type=net.outbound_connection dst_ip=\"10.0.249.82\" bytes_out=9583\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10092} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10093 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:04:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.158\"\n[2026-04-25T16:09:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.28.235\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10093} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10094 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T09:11:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T09:11:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T09:11:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T11:34:00Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.190.154\" bytes_out=43218\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10094} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10095 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T07:27:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.242.242\" bytes_out=84652\n[2026-04-25T21:38:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.159.211\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10095} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10096 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 9 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T14:20:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.118.25\" bytes_out=76666\n[2026-04-25T21:37:00Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.42\"\n[2026-04-25T21:37:05Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.101\"\n[2026-04-25T21:37:10Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.191\"\n[2026-04-25T21:37:15Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.45\"\n[2026-04-25T21:37:20Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.220\"\n[2026-04-25T21:37:25Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.208\"\n[2026-04-25T21:37:30Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.102\"\n[2026-04-25T21:37:35Z] L1-8 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.14\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10096} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10097 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T02:57:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.137.135\" bytes_out=57653\n[2026-04-25T08:42:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.206.56\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10097} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10098 | severity=high | category=c2_beacon\nHost: host-001 | User: carol\nSummary: c2_beacon: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T03:34:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.113\"\n[2026-04-25T07:40:00Z] L1-1 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10098} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10099 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T05:20:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.60\" port=22\n[2026-04-25T14:01:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10099} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10100 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T05:08:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T05:08:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T05:08:30Z] L1-3 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10100} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10101 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T10:13:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T19:34:00Z] L1-1 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10101} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10102 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T05:11:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.156.226\" bytes_out=43429\n[2026-04-25T20:45:00Z] L1-1 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10102} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10103 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:38:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.64\"\n[2026-04-25T05:38:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.4\"\n[2026-04-25T05:38:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.104\"\n[2026-04-25T05:38:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.183\"\n[2026-04-25T05:38:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.241\"\n[2026-04-25T05:38:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.65\"\n[2026-04-25T05:38:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.6\"\n[2026-04-25T15:14:00Z] L1-7 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.242\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-7\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10103} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10104 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T06:52:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.172.128\" bytes_out=67609\n[2026-04-25T11:42:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-6106\" host=\"host-015\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10104} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10105 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T03:43:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T11:50:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.54.248\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10105} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10106 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T01:03:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.165.174\" bytes_out=54217\n[2026-04-25T13:34:00Z] L1-1 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.68\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10106} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10107 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T08:52:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T17:59:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.179.95\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10107} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10108 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:54:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T08:12:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8957\" host=\"host-030\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10108} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10109 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T01:03:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.213.140\" bytes_out=28919\n[2026-04-25T06:05:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2922\" host=\"host-011\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10109} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10110 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T14:30:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.175.118\" bytes_out=79954\n[2026-04-25T16:06:00Z] L1-1 src=network type=net.port_scan_hit src_ip=\"203.0.113.154\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10110} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10111 | severity=critical | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T17:59:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.154\"\n[2026-04-25T19:04:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T19:04:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T19:04:30Z] L1-3 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10111} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10112 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.237.128\" interval_s=90\n[2026-04-25T06:21:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.30.26\" bytes_out=26747\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10112} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10113 | severity=high | category=phishing\nHost: host-001 | User: user-001\nSummary: phishing: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T06:03:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T10:21:00Z] L1-1 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"carol\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10113} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10114 | severity=low | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T07:20:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.231\"\n[2026-04-25T08:06:00Z] L1-1 src=network type=net.beacon dst_ip=\"10.0.245.117\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10114} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10115 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T13:04:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.207.241\" bytes_out=70783\n[2026-04-25T18:12:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:12:05Z] L1-2 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10115} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10116 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 2 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T19:34:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n[2026-04-25T21:38:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.178.34\" bytes_out=87139\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10116} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10117 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T08:32:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.232.239\" bytes_out=79991\n[2026-04-25T09:27:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-7694\" host=\"host-012\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10117} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10118 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 7 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T01:42:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T06:19:00Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.82\"\n[2026-04-25T06:19:05Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.110\"\n[2026-04-25T06:19:10Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.229\"\n[2026-04-25T06:19:15Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.105\"\n[2026-04-25T06:19:20Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.189\"\n[2026-04-25T06:19:25Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.96\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10118} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10119 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 2 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T12:55:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n[2026-04-25T15:17:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.251.87\" bytes_out=85080\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10119} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10120 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T10:40:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T17:35:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:35:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:35:30Z] L1-3 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10120} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10121 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T01:41:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T01:41:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T06:44:00Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10121} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10122 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T06:28:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.219.94\" bytes_out=45733\n[2026-04-25T16:13:00Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10122} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10123 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 10 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T16:16:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.120\"\n[2026-04-25T18:19:00Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.230\"\n[2026-04-25T18:19:05Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.181\"\n[2026-04-25T18:19:10Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.175\"\n[2026-04-25T18:19:15Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.31\"\n[2026-04-25T18:19:20Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.157\"\n[2026-04-25T18:19:25Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.66\"\n[2026-04-25T18:19:30Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.111\"\n[2026-04-25T18:19:35Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.60\"\n[2026-04-25T18:19:40Z] L1-9 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.137\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10123} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10124 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T12:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.85.130\" interval_s=30\n[2026-04-25T20:12:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.95\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10124} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10125 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 6 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T02:27:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.144\"\n[2026-04-25T02:27:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.85\"\n[2026-04-25T02:27:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.186\"\n[2026-04-25T02:27:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.222\"\n[2026-04-25T02:27:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.97\"\n[2026-04-25T03:54:00Z] L1-5 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10125} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10126 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:09:00Z] L1-0 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.127\"\n[2026-04-25T05:09:05Z] L1-1 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.48\"\n[2026-04-25T05:09:10Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.31\"\n[2026-04-25T05:09:15Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.16\"\n[2026-04-25T05:09:20Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.208\"\n[2026-04-25T05:09:25Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.133\"\n[2026-04-25T05:09:30Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.96\"\n[2026-04-25T05:09:35Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.126\"\n[2026-04-25T15:34:00Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.127.13\" bytes_out=79899\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10126} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10127 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 6 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T00:52:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.208\"\n[2026-04-25T00:52:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.128\"\n[2026-04-25T00:52:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.175\"\n[2026-04-25T00:52:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.183\"\n[2026-04-25T00:52:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.35\"\n[2026-04-25T18:32:00Z] L1-5 src=network type=net.outbound_connection dst_ip=\"10.0.252.183\" bytes_out=55126\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10127} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10128 | severity=high | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:25:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.48\"\n[2026-04-25T13:34:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T13:34:05Z] L1-2 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10128} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10129 | severity=high | category=phishing\nHost: host-001 | User: user-001\nSummary: phishing: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T09:23:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T13:07:00Z] L1-1 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10129} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10130 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T00:43:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.50.124\" bytes_out=47136\n[2026-04-25T17:03:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:03:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:03:30Z] L1-3 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10130} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10131 | severity=high | category=phishing\nHost: host-001 | User: alice\nSummary: phishing: 2 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T00:26:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.click/secure\" user=\"alice\"\n[2026-04-25T16:19:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.68.133\" bytes_out=74256\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10131} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10132 | severity=critical | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T09:19:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.186\"\n[2026-04-25T22:43:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T22:43:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T22:43:30Z] L1-3 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10132} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10133 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:47:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T12:14:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T12:14:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T12:14:30Z] L1-3 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10133} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10134 | severity=low | category=benign_noise\nHost: host-001 | User: erin\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:25:00Z] L1-0 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.5\"\n[2026-04-25T18:32:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.48\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-1\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage2_multi", "seed": 10134} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10135 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:58:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.88\" port=23\n[2026-04-25T14:23:00Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.47\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10135} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10136 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 2 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T11:45:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T17:12:00Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10136} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10137 | severity=medium | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:18:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.195\"\n[2026-04-25T16:33:00Z] L1-1 src=network type=net.port_scan_hit src_ip=\"203.0.113.141\" port=445\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10137} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10138 | severity=high | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T02:22:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.108\"\n[2026-04-25T07:57:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-1369\" host=\"host-037\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10138} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10139 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T08:47:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.152.240\" interval_s=90\n[2026-04-25T16:58:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.240\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10139} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10140 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T06:56:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T06:56:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T20:52:00Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10140} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10141 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T03:15:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.115\" port=5985\n[2026-04-25T04:38:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.54.20\" bytes_out=2902\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10141} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10142 | severity=critical | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:28:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.2\"\n[2026-04-25T21:41:00Z] L1-1 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T21:41:15Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T21:41:30Z] L1-3 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-1\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10142} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10143 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T00:40:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.31.197\" interval_s=30\n[2026-04-25T22:24:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.144.239\" bytes_out=57179\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10143} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10144 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T05:26:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.51.221\" bytes_out=80450\n[2026-04-25T10:24:00Z] L1-1 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-6072\" host=\"host-017\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-1\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage2_multi", "seed": 10144} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10145 | severity=high | category=phishing\nHost: host-001 | User: carol\nSummary: phishing: 2 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T11:40:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.ru/secure\" user=\"carol\"\n[2026-04-25T12:29:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10145} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10146 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T09:59:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T09:59:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T09:59:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T21:26:00Z] L1-3 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage2_multi", "seed": 10146} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10147 | severity=high | category=c2_beacon\nHost: host-001 | User: bob\nSummary: c2_beacon: 2 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T01:23:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.200\"\n[2026-04-25T11:21:00Z] L1-1 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-1\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage2_multi", "seed": 10147} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10148 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T12:51:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.239.25\" bytes_out=35028\n[2026-04-25T22:31:00Z] L1-1 src=network type=net.port_scan_hit src_ip=\"203.0.113.39\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-1\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10148} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-i-10149 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 2 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T04:05:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.178\" port=23\n[2026-04-25T18:57:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.217\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage2_multi", "seed": 10149} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10000 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T00:51:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.1.68\" bytes_out=67156\n[2026-04-25T00:51:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T01:14:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2959\" host=\"host-046\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10000} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10001 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 10 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T00:43:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T00:43:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.84\"\n[2026-04-25T19:49:00Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.166\"\n[2026-04-25T19:49:05Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.20\"\n[2026-04-25T19:49:10Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.144\"\n[2026-04-25T19:49:15Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.70\"\n[2026-04-25T19:49:20Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.36\"\n[2026-04-25T19:49:25Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.18\"\n[2026-04-25T19:49:30Z] L1-8 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.249\"\n[2026-04-25T19:49:35Z] L1-9 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.73\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10001} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10002 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 11 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T01:11:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.5\"\n[2026-04-25T01:11:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.131\"\n[2026-04-25T01:11:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.247\"\n[2026-04-25T01:11:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.71\"\n[2026-04-25T01:11:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.187\"\n[2026-04-25T01:11:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.167\"\n[2026-04-25T01:11:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.170\"\n[2026-04-25T01:11:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.64\"\n[2026-04-25T01:11:40Z] L1-8 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.92\"\n[2026-04-25T21:38:00Z] L1-9 src=network type=net.outbound_connection dst_ip=\"10.0.76.185\" bytes_out=46769\n[2026-04-25T21:38:02Z] L1-10 src=network type=net.outbound_connection dst_ip=\"10.0.200.188\" bytes_out=91340\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10002} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10003 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T14:22:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T14:22:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:22:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:22:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T14:22:30Z] L1-4 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10003} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10004 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:04:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:04:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T18:27:00Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.249\"\n[2026-04-25T18:27:02Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.81\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10004} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10005 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 3 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T03:09:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.top/secure\" user=\"bob\"\n[2026-04-25T12:47:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.21.94\" bytes_out=68112\n[2026-04-25T12:47:02Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.24\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10005} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10006 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T05:20:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.2\"\n[2026-04-25T05:20:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T21:18:00Z] L1-2 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.42\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10006} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10007 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T04:58:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.141\" port=23\n[2026-04-25T11:24:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T11:24:02Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10007} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10008 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T16:12:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.152.83\" interval_s=60\n[2026-04-25T17:20:00Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.77\"\n[2026-04-25T17:20:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.206.13\" bytes_out=80841\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10008} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10009 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T03:46:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.29\" port=3389\n[2026-04-25T13:53:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T13:53:02Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.153\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10009} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10010 | severity=high | category=malware_execution\nHost: host-020 | User: user-001\nSummary: malware_execution: 3 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T00:51:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-6390\" host=\"host-020\"\n[2026-04-25T12:14:00Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.243\"\n[2026-04-25T12:14:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.112.15\" bytes_out=4211\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10010} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10011 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T18:51:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T18:51:02Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.117\"\n[2026-04-25T22:14:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.162.94\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10011} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10012 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 7 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T11:25:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T11:25:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.48\"\n[2026-04-25T19:05:00Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.24\"\n[2026-04-25T19:05:05Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.89\"\n[2026-04-25T19:05:10Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.57\"\n[2026-04-25T19:05:15Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.53\"\n[2026-04-25T19:05:20Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.83\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10012} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10013 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 10 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T07:16:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.103\"\n[2026-04-25T07:16:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.164\"\n[2026-04-25T07:16:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.240\"\n[2026-04-25T07:16:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.220\"\n[2026-04-25T07:16:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.118\"\n[2026-04-25T07:16:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.96\"\n[2026-04-25T07:16:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.80\"\n[2026-04-25T07:16:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.29\"\n[2026-04-25T20:36:00Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.98.236\" bytes_out=35678\n[2026-04-25T20:36:02Z] L1-9 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10013} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10014 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T02:18:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T02:18:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.65.197\" bytes_out=28142\n[2026-04-25T07:55:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.107\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10014} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10015 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T13:32:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T13:32:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.110.81\" bytes_out=98764\n[2026-04-25T17:41:00Z] L1-2 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.140\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10015} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10016 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 7 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T04:16:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.75.24\" bytes_out=70676\n[2026-04-25T04:16:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.63.58\" bytes_out=64577\n[2026-04-25T05:59:00Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.152\"\n[2026-04-25T05:59:05Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.184\"\n[2026-04-25T05:59:10Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.186\"\n[2026-04-25T05:59:15Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.213\"\n[2026-04-25T05:59:20Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.71\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10016} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10017 | severity=high | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:10:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.184\"\n[2026-04-25T10:10:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.156\"\n[2026-04-25T14:34:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-9755\" host=\"host-040\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10017} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10018 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T05:03:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T05:03:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T22:45:00Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.49\"\n[2026-04-25T22:45:02Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.74\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10018} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10019 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 11 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T12:38:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.126.144\" bytes_out=42898\n[2026-04-25T12:38:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T22:32:00Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.184\"\n[2026-04-25T22:32:05Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.144\"\n[2026-04-25T22:32:10Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.49\"\n[2026-04-25T22:32:15Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.29\"\n[2026-04-25T22:32:20Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.133\"\n[2026-04-25T22:32:25Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.83\"\n[2026-04-25T22:32:30Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.13\"\n[2026-04-25T22:32:35Z] L1-9 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.205\"\n[2026-04-25T22:32:40Z] L1-10 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.149\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10019} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10020 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T13:27:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n[2026-04-25T19:56:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.111.164\" bytes_out=36610\n[2026-04-25T19:56:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.109\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10020} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10021 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T00:04:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T00:04:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n[2026-04-25T02:01:00Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.61\"\n[2026-04-25T02:01:02Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10021} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10022 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 3 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T10:44:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.click/secure\" user=\"bob\"\n[2026-04-25T20:55:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T20:55:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10022} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10023 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:09:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:09:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n[2026-04-25T21:35:00Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.140\"\n[2026-04-25T21:35:02Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.148.2\" bytes_out=31252\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10023} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10024 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T12:29:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T12:29:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.137.77\" bytes_out=25991\n[2026-04-25T17:24:00Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.120\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10024} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10025 | severity=medium | category=brute_force\nHost: host-001 | User: dave\nSummary: brute_force: 11 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:19:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.143\"\n[2026-04-25T00:19:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.175.194\" bytes_out=99648\n[2026-04-25T13:19:00Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.227\"\n[2026-04-25T13:19:05Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.149\"\n[2026-04-25T13:19:10Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.77\"\n[2026-04-25T13:19:15Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.230\"\n[2026-04-25T13:19:20Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.221\"\n[2026-04-25T13:19:25Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.35\"\n[2026-04-25T13:19:30Z] L1-8 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.170\"\n[2026-04-25T13:19:35Z] L1-9 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.219\"\n[2026-04-25T13:19:40Z] L1-10 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.91\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10025} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10026 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T09:06:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T09:06:02Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.161\"\n[2026-04-25T22:59:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8940\" host=\"host-025\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10026} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10027 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T02:37:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T02:37:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.89.136\" bytes_out=4442\n[2026-04-25T02:44:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.107.17\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10027} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10028 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:16:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.187\"\n[2026-04-25T05:16:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.176\"\n[2026-04-25T05:16:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.205\"\n[2026-04-25T05:16:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.69\"\n[2026-04-25T05:16:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.237\"\n[2026-04-25T05:16:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.38\"\n[2026-04-25T05:16:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.47\"\n[2026-04-25T08:55:00Z] L1-7 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T08:55:02Z] L1-8 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10028} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10029 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T03:18:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.116.247\" interval_s=90\n[2026-04-25T17:02:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.233.59\" bytes_out=45260\n[2026-04-25T17:02:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10029} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10030 | severity=high | category=malware_execution\nHost: host-001 | User: alice\nSummary: malware_execution: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:50:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.8\"\n[2026-04-25T10:50:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T17:41:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-4571\" host=\"host-034\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10030} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10031 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T15:53:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.73\"\n[2026-04-25T15:53:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.36\"\n[2026-04-25T15:53:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.211\"\n[2026-04-25T15:53:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.41\"\n[2026-04-25T15:53:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.210\"\n[2026-04-25T15:53:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.155\"\n[2026-04-25T22:33:00Z] L1-6 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.69\"\n[2026-04-25T22:33:02Z] L1-7 src=network type=net.outbound_connection dst_ip=\"10.0.138.87\" bytes_out=69797\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-6\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10031} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10032 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T15:36:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.82.92\" interval_s=60\n[2026-04-25T17:21:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.21\"\n[2026-04-25T17:21:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.164\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10032} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10033 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T15:55:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T15:55:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.190.10\" bytes_out=14292\n[2026-04-25T22:26:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T22:26:05Z] L1-3 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10033} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10034 | severity=high | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T08:10:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.194\"\n[2026-04-25T08:10:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.191\"\n[2026-04-25T22:28:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T22:28:05Z] L1-3 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10034} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10035 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T05:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=60\n[2026-04-25T13:00:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.210.20\" bytes_out=69909\n[2026-04-25T13:00:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.62\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10035} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10036 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 11 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T15:06:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T15:06:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T17:38:00Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.205\"\n[2026-04-25T17:38:05Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.163\"\n[2026-04-25T17:38:10Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.108\"\n[2026-04-25T17:38:15Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.31\"\n[2026-04-25T17:38:20Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.146\"\n[2026-04-25T17:38:25Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.195\"\n[2026-04-25T17:38:30Z] L1-8 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.171\"\n[2026-04-25T17:38:35Z] L1-9 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.124\"\n[2026-04-25T17:38:40Z] L1-10 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.184\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10036} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10037 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T04:41:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.229.72\" bytes_out=74285\n[2026-04-25T04:41:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.7\"\n[2026-04-25T10:30:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.216.225\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10037} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10038 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T12:55:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.104.173\" interval_s=60\n[2026-04-25T21:47:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T21:47:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.101\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10038} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10039 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T07:33:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.207.218\" interval_s=60\n[2026-04-25T11:43:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.11.114\" bytes_out=3783\n[2026-04-25T11:43:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.150.178\" bytes_out=99695\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10039} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10040 | severity=high | category=phishing\nHost: host-001 | User: user-001\nSummary: phishing: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T20:41:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T20:41:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T22:33:00Z] L1-2 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-2\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10040} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10041 | severity=critical | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 5 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T16:14:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.44\"\n[2026-04-25T16:14:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T20:15:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T20:15:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T20:15:30Z] L1-4 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10041} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10042 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T08:24:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.94\" port=3389\n[2026-04-25T21:27:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T21:27:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.53.187\" bytes_out=24013\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10042} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10043 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T06:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.219.73\" interval_s=60\n[2026-04-25T19:58:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.243.106\" bytes_out=85283\n[2026-04-25T19:58:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.246\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10043} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10044 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:24:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.112\"\n[2026-04-25T00:24:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T05:53:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.173.223\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10044} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10045 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T12:20:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.170\"\n[2026-04-25T12:20:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.85\"\n[2026-04-25T12:20:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.66\"\n[2026-04-25T12:20:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.115\"\n[2026-04-25T12:20:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.212\"\n[2026-04-25T12:20:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.114\"\n[2026-04-25T17:18:00Z] L1-6 src=network type=net.outbound_connection dst_ip=\"10.0.74.88\" bytes_out=11476\n[2026-04-25T17:18:02Z] L1-7 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10045} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10046 | severity=medium | category=benign_noise\nHost: host-001 | User: bob\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T09:52:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.152\"\n[2026-04-25T09:52:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T13:01:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.145\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10046} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10047 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T09:12:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.213\" port=23\n[2026-04-25T09:18:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.198.230\" bytes_out=35831\n[2026-04-25T09:18:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.33.149\" bytes_out=9941\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10047} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10048 | severity=high | category=malware_execution\nHost: host-013 | User: user-001\nSummary: malware_execution: 3 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T09:26:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8769\" host=\"host-013\"\n[2026-04-25T17:52:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.182.78\" bytes_out=59311\n[2026-04-25T17:52:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.199.189\" bytes_out=13367\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10048} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10049 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T14:49:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:49:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T15:14:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.81.21\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10049} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10050 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T04:36:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T04:36:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T04:40:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.39.224\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10050} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10051 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T10:34:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.170\" port=3389\n[2026-04-25T18:33:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T18:33:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.10.98\" bytes_out=54082\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10051} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10052 | severity=medium | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T05:56:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.234\"\n[2026-04-25T05:56:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.71\"\n[2026-04-25T15:51:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.178\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10052} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10053 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T05:45:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.121\" port=23\n[2026-04-25T15:40:00Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.30\"\n[2026-04-25T15:40:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10053} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10054 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T05:59:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T05:59:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T06:24:00Z] L1-2 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-2\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10054} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10055 | severity=high | category=malware_execution\nHost: host-035 | User: user-001\nSummary: malware_execution: 3 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T15:06:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8989\" host=\"host-035\"\n[2026-04-25T15:44:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.200.9\" bytes_out=27549\n[2026-04-25T15:44:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10055} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10056 | severity=critical | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 5 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T16:10:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.29\"\n[2026-04-25T16:10:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.43.102\" bytes_out=12427\n[2026-04-25T17:28:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:28:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:28:30Z] L1-4 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10056} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10057 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T01:06:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T01:06:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.248.141\" bytes_out=80605\n[2026-04-25T19:33:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.196.98\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10057} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10058 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T05:27:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.52\"\n[2026-04-25T05:27:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.12.63\" bytes_out=59120\n[2026-04-25T14:48:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.39.89\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10058} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10059 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T09:45:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T09:45:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.252.88\" bytes_out=39795\n[2026-04-25T20:35:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.116\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10059} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10060 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 7 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T09:29:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.71.181\" bytes_out=5706\n[2026-04-25T09:29:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.129.59\" bytes_out=59826\n[2026-04-25T18:37:00Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.228\"\n[2026-04-25T18:37:05Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.131\"\n[2026-04-25T18:37:10Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.128\"\n[2026-04-25T18:37:15Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.100\"\n[2026-04-25T18:37:20Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.213\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10060} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10061 | severity=high | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T19:09:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.159\"\n[2026-04-25T19:09:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T22:23:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-9424\" host=\"host-014\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10061} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10062 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:17:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T07:17:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.63\"\n[2026-04-25T12:11:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.43\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10062} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10063 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T12:30:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T12:30:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T19:12:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.103.35\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10063} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10064 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T19:05:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.159.110\" bytes_out=89744\n[2026-04-25T19:05:02Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.140\"\n[2026-04-25T19:25:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T19:25:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T19:25:30Z] L1-4 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10064} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10065 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T00:32:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T00:32:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T00:32:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T01:57:00Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.19\"\n[2026-04-25T01:57:02Z] L1-4 src=network type=net.outbound_connection dst_ip=\"10.0.139.143\" bytes_out=40374\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10065} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10066 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 7 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T12:39:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.171\"\n[2026-04-25T12:39:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.198\"\n[2026-04-25T12:39:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.93\"\n[2026-04-25T12:39:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.76\"\n[2026-04-25T12:39:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.32\"\n[2026-04-25T16:19:00Z] L1-5 src=network type=net.outbound_connection dst_ip=\"10.0.227.227\" bytes_out=45629\n[2026-04-25T16:19:02Z] L1-6 src=network type=net.outbound_connection dst_ip=\"10.0.74.223\" bytes_out=16539\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10066} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10067 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T11:14:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.115\" port=3389\n[2026-04-25T22:31:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T22:31:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10067} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10068 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T08:16:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.3.228\" bytes_out=97346\n[2026-04-25T08:16:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.190.46\" bytes_out=17845\n[2026-04-25T11:43:00Z] L1-2 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.74\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10068} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10069 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 10 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T03:29:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.212\"\n[2026-04-25T03:29:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.95\"\n[2026-04-25T03:29:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.168\"\n[2026-04-25T03:29:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.199\"\n[2026-04-25T03:29:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.219\"\n[2026-04-25T03:29:25Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.26\"\n[2026-04-25T03:29:30Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.49\"\n[2026-04-25T03:29:35Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.145\"\n[2026-04-25T07:50:00Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.108.22\" bytes_out=91570\n[2026-04-25T07:50:02Z] L1-9 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.115\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-9\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10069} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10070 | severity=critical | category=malware_execution\nHost: host-001 | User: alice\nSummary: malware_execution: 5 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.225\"\n[2026-04-25T01:46:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T08:31:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T08:31:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T08:31:30Z] L1-4 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10070} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10071 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T00:55:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.213.187\" bytes_out=22431\n[2026-04-25T00:55:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T15:10:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.9.11\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10071} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10072 | severity=critical | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 5 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T17:00:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.64\"\n[2026-04-25T17:00:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T17:06:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:06:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:06:30Z] L1-4 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10072} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10073 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T10:27:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T10:27:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T10:27:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n[2026-04-25T22:43:00Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.106\"\n[2026-04-25T22:43:02Z] L1-4 src=network type=net.outbound_connection dst_ip=\"10.0.75.240\" bytes_out=72063\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10073} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10074 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T06:21:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.221\"\n[2026-04-25T06:21:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.116.156\" bytes_out=52692\n[2026-04-25T17:47:00Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.27\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10074} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10075 | severity=high | category=malware_execution\nHost: host-034 | User: user-001\nSummary: malware_execution: 3 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T04:50:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2861\" host=\"host-034\"\n[2026-04-25T13:25:00Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.118\"\n[2026-04-25T13:25:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10075} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10076 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T01:47:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n[2026-04-25T22:44:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.200\"\n[2026-04-25T22:44:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.47\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10076} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10077 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T07:54:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.214\"\n[2026-04-25T07:54:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.86\"\n[2026-04-25T14:59:00Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.91\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10077} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10078 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T10:07:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T10:07:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T10:07:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T18:55:00Z] L1-3 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.140\"\n[2026-04-25T18:55:02Z] L1-4 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.109\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10078} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10079 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T02:50:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.4.109\" bytes_out=17732\n[2026-04-25T02:50:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.204.74\" bytes_out=99271\n[2026-04-25T07:03:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.202\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10079} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10080 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T05:38:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T05:38:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T05:38:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T13:28:00Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.157\"\n[2026-04-25T13:28:02Z] L1-4 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10080} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10081 | severity=low | category=benign_noise\nHost: host-001 | User: bob\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:00:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.70\"\n[2026-04-25T14:56:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:56:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10081} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10082 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:44:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T07:44:02Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.179\"\n[2026-04-25T13:05:00Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.76\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10082} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10083 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 9 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T07:59:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.192.209\" bytes_out=17186\n[2026-04-25T07:59:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.209.94\" bytes_out=49908\n[2026-04-25T13:05:00Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.2\"\n[2026-04-25T13:05:05Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.238\"\n[2026-04-25T13:05:10Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.110\"\n[2026-04-25T13:05:15Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.74\"\n[2026-04-25T13:05:20Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.175\"\n[2026-04-25T13:05:25Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.44\"\n[2026-04-25T13:05:30Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.223\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10083} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10084 | severity=high | category=malware_execution\nHost: host-001 | User: alice\nSummary: malware_execution: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T11:48:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.220\"\n[2026-04-25T11:48:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T19:38:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-7180\" host=\"host-022\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10084} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10085 | severity=high | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T01:25:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.156\"\n[2026-04-25T01:25:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.242.55\" bytes_out=33673\n[2026-04-25T08:28:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T08:28:05Z] L1-3 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10085} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10086 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T06:59:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.103\"\n[2026-04-25T12:30:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.113.115\" bytes_out=68408\n[2026-04-25T12:30:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.96\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10086} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10087 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T07:17:00Z] L1-0 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n[2026-04-25T12:58:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.119.166\" bytes_out=47591\n[2026-04-25T12:58:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10087} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10088 | severity=low | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T12:34:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.60\"\n[2026-04-25T14:32:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T14:32:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.170.142\" bytes_out=38424\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10088} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10089 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T14:11:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:11:02Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.32\"\n[2026-04-25T19:17:00Z] L1-2 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-2\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10089} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10090 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T20:08:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T20:08:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T20:08:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T22:18:00Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T22:18:02Z] L1-4 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10090} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10091 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T14:03:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.175.246\" bytes_out=44399\n[2026-04-25T14:03:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.77\"\n[2026-04-25T18:21:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T18:21:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T18:21:30Z] L1-4 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10091} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10092 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T01:02:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.210\"\n[2026-04-25T01:02:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.169\"\n[2026-04-25T01:02:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.64\"\n[2026-04-25T01:02:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.180\"\n[2026-04-25T01:02:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.50\"\n[2026-04-25T01:02:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.87\"\n[2026-04-25T05:46:00Z] L1-6 src=network type=net.outbound_connection dst_ip=\"10.0.249.82\" bytes_out=9583\n[2026-04-25T05:46:02Z] L1-7 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.131\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-7\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10092} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10093 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:04:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.158\"\n[2026-04-25T10:04:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T16:09:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.28.235\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10093} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10094 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T09:11:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T09:11:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T09:11:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T11:34:00Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.190.154\" bytes_out=43218\n[2026-04-25T11:34:02Z] L1-4 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10094} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10095 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T07:27:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.242.242\" bytes_out=84652\n[2026-04-25T07:27:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.235\"\n[2026-04-25T21:38:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.159.211\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10095} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10096 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 10 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T14:20:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.118.25\" bytes_out=76666\n[2026-04-25T14:20:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T21:37:00Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.42\"\n[2026-04-25T21:37:05Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.101\"\n[2026-04-25T21:37:10Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.191\"\n[2026-04-25T21:37:15Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.45\"\n[2026-04-25T21:37:20Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.220\"\n[2026-04-25T21:37:25Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.208\"\n[2026-04-25T21:37:30Z] L1-8 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.102\"\n[2026-04-25T21:37:35Z] L1-9 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.14\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10096} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10097 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T02:57:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.137.135\" bytes_out=57653\n[2026-04-25T02:57:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.153\"\n[2026-04-25T08:42:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.206.56\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10097} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10098 | severity=high | category=c2_beacon\nHost: host-001 | User: carol\nSummary: c2_beacon: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T03:34:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.113\"\n[2026-04-25T03:34:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.116.10\" bytes_out=9523\n[2026-04-25T07:40:00Z] L1-2 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-2\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10098} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10099 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T05:20:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.60\" port=22\n[2026-04-25T14:01:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:01:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10099} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10100 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T01:46:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.44.157\" bytes_out=23321\n[2026-04-25T05:08:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T05:08:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T05:08:30Z] L1-4 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10100} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10101 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T10:13:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T10:13:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.171\"\n[2026-04-25T19:34:00Z] L1-2 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-2\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10101} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10102 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T10:25:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T10:25:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.92.106\" bytes_out=62626\n[2026-04-25T20:45:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T20:45:05Z] L1-3 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10102} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10103 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:38:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.64\"\n[2026-04-25T05:38:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.4\"\n[2026-04-25T05:38:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.104\"\n[2026-04-25T05:38:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.183\"\n[2026-04-25T05:38:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.241\"\n[2026-04-25T05:38:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.65\"\n[2026-04-25T05:38:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.6\"\n[2026-04-25T15:14:00Z] L1-7 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.242\"\n[2026-04-25T15:14:02Z] L1-8 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-7\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10103} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10104 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T06:52:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.172.128\" bytes_out=67609\n[2026-04-25T06:52:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T11:42:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-6106\" host=\"host-015\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10104} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10105 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T03:43:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T03:43:02Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.111\"\n[2026-04-25T11:50:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.54.248\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10105} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10106 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T01:03:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.165.174\" bytes_out=54217\n[2026-04-25T01:03:02Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.69\"\n[2026-04-25T13:34:00Z] L1-2 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.68\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10106} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10107 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T08:52:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T08:52:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T17:59:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.179.95\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10107} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10108 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:54:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T07:54:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T08:12:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8957\" host=\"host-030\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10108} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10109 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T01:03:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.213.140\" bytes_out=28919\n[2026-04-25T01:03:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T06:05:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2922\" host=\"host-011\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10109} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10110 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T14:30:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.175.118\" bytes_out=79954\n[2026-04-25T14:30:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.144\"\n[2026-04-25T16:06:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.154\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10110} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10111 | severity=critical | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 5 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T17:59:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.154\"\n[2026-04-25T17:59:02Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.238\"\n[2026-04-25T19:04:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T19:04:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T19:04:30Z] L1-4 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10111} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10112 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.237.128\" interval_s=90\n[2026-04-25T06:21:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.30.26\" bytes_out=26747\n[2026-04-25T06:21:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10112} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10113 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T06:03:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T06:03:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T10:21:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8913\" host=\"host-048\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10113} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10114 | severity=low | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T07:20:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.231\"\n[2026-04-25T07:20:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T08:06:00Z] L1-2 src=network type=net.beacon dst_ip=\"10.0.245.117\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10114} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10115 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T13:04:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.207.241\" bytes_out=70783\n[2026-04-25T13:04:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T18:12:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:12:05Z] L1-3 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10115} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10116 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 3 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T19:34:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n[2026-04-25T21:38:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.178.34\" bytes_out=87139\n[2026-04-25T21:38:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.217\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10116} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10117 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T08:32:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.232.239\" bytes_out=79991\n[2026-04-25T08:32:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T09:27:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.106\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10117} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10118 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 8 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T01:42:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T01:42:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.115.209\" bytes_out=55902\n[2026-04-25T06:19:00Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.82\"\n[2026-04-25T06:19:05Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.110\"\n[2026-04-25T06:19:10Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.229\"\n[2026-04-25T06:19:15Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.105\"\n[2026-04-25T06:19:20Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.189\"\n[2026-04-25T06:19:25Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.96\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10118} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10119 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 3 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T12:55:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n[2026-04-25T15:17:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.251.87\" bytes_out=85080\n[2026-04-25T15:17:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.92\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10119} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10120 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T10:40:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T10:40:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.107\"\n[2026-04-25T17:35:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:35:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:35:30Z] L1-4 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10120} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10121 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T01:41:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T01:41:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T06:44:00Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T06:44:02Z] L1-3 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.175\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10121} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10122 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T06:28:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.219.94\" bytes_out=45733\n[2026-04-25T06:28:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T16:13:00Z] L1-2 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-2\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10122} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10123 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 11 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T16:16:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.120\"\n[2026-04-25T16:16:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T18:19:00Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.230\"\n[2026-04-25T18:19:05Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.181\"\n[2026-04-25T18:19:10Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.175\"\n[2026-04-25T18:19:15Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.31\"\n[2026-04-25T18:19:20Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.157\"\n[2026-04-25T18:19:25Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.66\"\n[2026-04-25T18:19:30Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.111\"\n[2026-04-25T18:19:35Z] L1-9 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.60\"\n[2026-04-25T18:19:40Z] L1-10 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.137\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10123} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10124 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T12:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.85.130\" interval_s=30\n[2026-04-25T20:12:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.95\"\n[2026-04-25T20:12:02Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.32\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10124} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10125 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 7 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T02:27:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.144\"\n[2026-04-25T02:27:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.85\"\n[2026-04-25T02:27:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.186\"\n[2026-04-25T02:27:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.222\"\n[2026-04-25T02:27:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.97\"\n[2026-04-25T03:54:00Z] L1-5 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T03:54:02Z] L1-6 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10125} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10126 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 10 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:09:00Z] L1-0 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.127\"\n[2026-04-25T05:09:05Z] L1-1 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.48\"\n[2026-04-25T05:09:10Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.31\"\n[2026-04-25T05:09:15Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.16\"\n[2026-04-25T05:09:20Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.208\"\n[2026-04-25T05:09:25Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.133\"\n[2026-04-25T05:09:30Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.96\"\n[2026-04-25T05:09:35Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.126\"\n[2026-04-25T15:34:00Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.127.13\" bytes_out=79899\n[2026-04-25T15:34:02Z] L1-9 src=network type=net.outbound_connection dst_ip=\"10.0.59.224\" bytes_out=83823\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10126} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10127 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T02:40:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.63\"\n[2026-04-25T16:48:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.67.141\" bytes_out=91759\n[2026-04-25T16:48:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.252.183\" bytes_out=55126\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10127} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10128 | severity=high | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:25:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.48\"\n[2026-04-25T10:25:02Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.118\"\n[2026-04-25T13:34:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T13:34:05Z] L1-3 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10128} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10129 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 3 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T09:23:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T09:23:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.166.15\" bytes_out=28017\n[2026-04-25T13:07:00Z] L1-2 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-7170\" host=\"host-027\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10129} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10130 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T00:43:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.50.124\" bytes_out=47136\n[2026-04-25T00:43:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T17:03:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:03:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:03:30Z] L1-4 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10130} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10131 | severity=high | category=phishing\nHost: host-001 | User: alice\nSummary: phishing: 3 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T00:26:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.click/secure\" user=\"alice\"\n[2026-04-25T16:19:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.68.133\" bytes_out=74256\n[2026-04-25T16:19:02Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.166\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10131} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10132 | severity=critical | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 5 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T09:19:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.186\"\n[2026-04-25T09:19:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.199.128\" bytes_out=25053\n[2026-04-25T22:43:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T22:43:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T22:43:30Z] L1-4 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10132} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10133 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:47:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T07:47:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.113.199\" bytes_out=64194\n[2026-04-25T12:14:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T12:14:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T12:14:30Z] L1-4 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10133} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10134 | severity=low | category=benign_noise\nHost: host-001 | User: erin\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:25:00Z] L1-0 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.5\"\n[2026-04-25T18:32:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.48\"\n[2026-04-25T18:32:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-2\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage3_mixed", "seed": 10134} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10135 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:58:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.88\" port=23\n[2026-04-25T14:23:00Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.47\"\n[2026-04-25T14:23:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.131.36\" bytes_out=39364\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10135} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10136 | severity=high | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T12:28:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.14\"\n[2026-04-25T12:28:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.120.228\" bytes_out=14751\n[2026-04-25T17:12:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T17:12:05Z] L1-3 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-2\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage3_mixed", "seed": 10136} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10137 | severity=medium | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:18:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.195\"\n[2026-04-25T14:18:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.87.76\" bytes_out=27154\n[2026-04-25T16:33:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.141\" port=445\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10137} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10138 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:57:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.216\" port=5985\n[2026-04-25T19:53:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.3\"\n[2026-04-25T19:53:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10138} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10139 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T08:47:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.152.240\" interval_s=90\n[2026-04-25T16:58:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.240\"\n[2026-04-25T16:58:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.45.101\" bytes_out=48581\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10139} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10140 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 8 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T06:09:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T06:09:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.84\"\n[2026-04-25T08:35:00Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.158\"\n[2026-04-25T08:35:05Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.70\"\n[2026-04-25T08:35:10Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.137\"\n[2026-04-25T08:35:15Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.147\"\n[2026-04-25T08:35:20Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.40\"\n[2026-04-25T08:35:25Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.89\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10140} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10141 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T03:15:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.115\" port=5985\n[2026-04-25T04:38:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.54.20\" bytes_out=2902\n[2026-04-25T04:38:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10141} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10142 | severity=critical | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 5 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:28:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.2\"\n[2026-04-25T14:28:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T21:41:00Z] L1-2 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T21:41:15Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T21:41:30Z] L1-4 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-2\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10142} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10143 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T00:40:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.31.197\" interval_s=30\n[2026-04-25T22:24:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.144.239\" bytes_out=57179\n[2026-04-25T22:24:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10143} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10144 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T05:26:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.51.221\" bytes_out=80450\n[2026-04-25T05:26:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.227\"\n[2026-04-25T10:24:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.81\" port=445\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10144} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10145 | severity=high | category=phishing\nHost: host-001 | User: carol\nSummary: phishing: 3 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T11:40:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.ru/secure\" user=\"carol\"\n[2026-04-25T12:29:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T12:29:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.48\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10145} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10146 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T09:59:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T09:59:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T09:59:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T21:26:00Z] L1-3 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T21:26:02Z] L1-4 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage3_mixed", "seed": 10146} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10147 | severity=high | category=c2_beacon\nHost: host-001 | User: bob\nSummary: c2_beacon: 3 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T01:23:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.200\"\n[2026-04-25T01:23:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.136.38\" bytes_out=93267\n[2026-04-25T11:21:00Z] L1-2 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-2\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage3_mixed", "seed": 10147} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10148 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T12:51:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.239.25\" bytes_out=35028\n[2026-04-25T12:51:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T22:31:00Z] L1-2 src=network type=net.port_scan_hit src_ip=\"203.0.113.39\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-2\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10148} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-d-10149 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 3 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T04:05:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.178\" port=23\n[2026-04-25T18:57:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.217\"\n[2026-04-25T18:57:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.213.33\" bytes_out=56866\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage3_mixed", "seed": 10149} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10000 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T00:51:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.1.68\" bytes_out=67156\n[2026-04-25T00:51:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T00:51:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.213\"\n[2026-04-25T01:14:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2959\" host=\"host-046\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10000} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10001 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 11 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T00:43:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T00:43:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.84\"\n[2026-04-25T00:43:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.154.98\" bytes_out=58813\n[2026-04-25T19:49:00Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.166\"\n[2026-04-25T19:49:05Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.20\"\n[2026-04-25T19:49:10Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.144\"\n[2026-04-25T19:49:15Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.70\"\n[2026-04-25T19:49:20Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.36\"\n[2026-04-25T19:49:25Z] L1-8 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.18\"\n[2026-04-25T19:49:30Z] L1-9 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.249\"\n[2026-04-25T19:49:35Z] L1-10 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.73\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10001} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10002 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 12 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T01:11:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.5\"\n[2026-04-25T01:11:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.131\"\n[2026-04-25T01:11:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.247\"\n[2026-04-25T01:11:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.71\"\n[2026-04-25T01:11:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.187\"\n[2026-04-25T01:11:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.167\"\n[2026-04-25T01:11:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.170\"\n[2026-04-25T01:11:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.64\"\n[2026-04-25T01:11:40Z] L1-8 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.92\"\n[2026-04-25T21:38:00Z] L1-9 src=network type=net.outbound_connection dst_ip=\"10.0.76.185\" bytes_out=46769\n[2026-04-25T21:38:02Z] L1-10 src=network type=net.outbound_connection dst_ip=\"10.0.200.188\" bytes_out=91340\n[2026-04-25T21:38:04Z] L1-11 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10002} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10003 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T14:22:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T14:22:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:22:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:22:04Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T14:22:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T14:22:30Z] L1-5 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10003} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10004 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:04:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:04:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T18:27:00Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.249\"\n[2026-04-25T18:27:02Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.81\"\n[2026-04-25T18:27:04Z] L1-4 src=network type=net.outbound_connection dst_ip=\"10.0.68.64\" bytes_out=35647\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10004} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10005 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 4 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T03:09:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.top/secure\" user=\"bob\"\n[2026-04-25T12:47:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.21.94\" bytes_out=68112\n[2026-04-25T12:47:02Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.24\"\n[2026-04-25T12:47:04Z] L1-3 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.38\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10005} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10006 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T05:20:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.2\"\n[2026-04-25T05:20:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T05:20:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.34\"\n[2026-04-25T21:18:00Z] L1-3 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.42\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10006} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10007 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T04:58:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.87.87\" interval_s=60\n[2026-04-25T09:37:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T09:37:02Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.249\"\n[2026-04-25T09:37:04Z] L1-3 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.192\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10007} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10008 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T16:12:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.152.83\" interval_s=60\n[2026-04-25T17:20:00Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.77\"\n[2026-04-25T17:20:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.206.13\" bytes_out=80841\n[2026-04-25T17:20:04Z] L1-3 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.69\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10008} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10009 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T03:46:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.29\" port=3389\n[2026-04-25T13:53:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T13:53:02Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.153\"\n[2026-04-25T13:53:04Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.143\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10009} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10010 | severity=high | category=malware_execution\nHost: host-020 | User: user-001\nSummary: malware_execution: 4 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T00:51:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-6390\" host=\"host-020\"\n[2026-04-25T12:14:00Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.243\"\n[2026-04-25T12:14:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.112.15\" bytes_out=4211\n[2026-04-25T12:14:04Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10010} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10011 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T18:51:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T18:51:02Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.117\"\n[2026-04-25T18:51:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T22:14:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.162.94\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10011} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10012 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 8 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T11:25:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T11:25:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.48\"\n[2026-04-25T11:25:04Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.204\"\n[2026-04-25T19:05:00Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.24\"\n[2026-04-25T19:05:05Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.89\"\n[2026-04-25T19:05:10Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.57\"\n[2026-04-25T19:05:15Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.53\"\n[2026-04-25T19:05:20Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.83\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10012} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10013 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 11 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T07:16:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.103\"\n[2026-04-25T07:16:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.164\"\n[2026-04-25T07:16:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.240\"\n[2026-04-25T07:16:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.220\"\n[2026-04-25T07:16:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.118\"\n[2026-04-25T07:16:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.96\"\n[2026-04-25T07:16:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.80\"\n[2026-04-25T07:16:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.29\"\n[2026-04-25T20:36:00Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.98.236\" bytes_out=35678\n[2026-04-25T20:36:02Z] L1-9 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T20:36:04Z] L1-10 src=network type=net.outbound_connection dst_ip=\"10.0.28.84\" bytes_out=41887\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10013} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10014 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T02:18:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T02:18:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.65.197\" bytes_out=28142\n[2026-04-25T02:18:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.79.86\" bytes_out=95679\n[2026-04-25T07:55:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.107\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10014} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10015 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T13:32:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T13:32:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.110.81\" bytes_out=98764\n[2026-04-25T13:32:04Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.35\"\n[2026-04-25T17:41:00Z] L1-3 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.140\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10015} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10016 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 8 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T04:16:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.75.24\" bytes_out=70676\n[2026-04-25T04:16:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.63.58\" bytes_out=64577\n[2026-04-25T04:16:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T05:59:00Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.152\"\n[2026-04-25T05:59:05Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.184\"\n[2026-04-25T05:59:10Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.186\"\n[2026-04-25T05:59:15Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.213\"\n[2026-04-25T05:59:20Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.71\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10016} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10017 | severity=high | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:10:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.184\"\n[2026-04-25T10:10:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.156\"\n[2026-04-25T10:10:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.120\"\n[2026-04-25T14:34:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-9755\" host=\"host-040\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10017} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10018 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 9 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T06:11:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T06:11:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T06:11:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T12:36:00Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.172\"\n[2026-04-25T12:36:05Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.227\"\n[2026-04-25T12:36:10Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.209\"\n[2026-04-25T12:36:15Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.2\"\n[2026-04-25T12:36:20Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.26\"\n[2026-04-25T12:36:25Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.49\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10018} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10019 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 12 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T12:38:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.126.144\" bytes_out=42898\n[2026-04-25T12:38:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T12:38:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T22:32:00Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.184\"\n[2026-04-25T22:32:05Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.144\"\n[2026-04-25T22:32:10Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.49\"\n[2026-04-25T22:32:15Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.29\"\n[2026-04-25T22:32:20Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.133\"\n[2026-04-25T22:32:25Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.83\"\n[2026-04-25T22:32:30Z] L1-9 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.13\"\n[2026-04-25T22:32:35Z] L1-10 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.205\"\n[2026-04-25T22:32:40Z] L1-11 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.149\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10019} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10020 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T13:27:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n[2026-04-25T19:56:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.111.164\" bytes_out=36610\n[2026-04-25T19:56:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.109\"\n[2026-04-25T19:56:04Z] L1-3 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.93\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10020} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10021 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T00:04:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T00:04:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n[2026-04-25T02:01:00Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.61\"\n[2026-04-25T02:01:02Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T02:01:04Z] L1-4 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10021} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10022 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 4 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T10:44:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.click/secure\" user=\"bob\"\n[2026-04-25T20:55:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T20:55:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T20:55:04Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.161\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10022} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10023 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T18:09:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:09:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n[2026-04-25T21:35:00Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.140\"\n[2026-04-25T21:35:02Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.148.2\" bytes_out=31252\n[2026-04-25T21:35:04Z] L1-4 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.169\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10023} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10024 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T12:29:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T12:29:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.137.77\" bytes_out=25991\n[2026-04-25T12:29:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.194.98\" bytes_out=85299\n[2026-04-25T17:24:00Z] L1-3 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.120\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10024} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10025 | severity=medium | category=brute_force\nHost: host-001 | User: dave\nSummary: brute_force: 12 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:19:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.143\"\n[2026-04-25T00:19:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.175.194\" bytes_out=99648\n[2026-04-25T00:19:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.108\"\n[2026-04-25T13:19:00Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.227\"\n[2026-04-25T13:19:05Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.149\"\n[2026-04-25T13:19:10Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.77\"\n[2026-04-25T13:19:15Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.230\"\n[2026-04-25T13:19:20Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.221\"\n[2026-04-25T13:19:25Z] L1-8 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.35\"\n[2026-04-25T13:19:30Z] L1-9 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.170\"\n[2026-04-25T13:19:35Z] L1-10 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.219\"\n[2026-04-25T13:19:40Z] L1-11 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.91\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10025} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10026 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T09:06:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T09:06:02Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.161\"\n[2026-04-25T09:06:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T22:59:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8940\" host=\"host-025\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10026} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10027 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T02:37:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T02:37:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.89.136\" bytes_out=4442\n[2026-04-25T02:37:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.192\"\n[2026-04-25T02:44:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.107.17\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10027} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10028 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 10 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:16:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.187\"\n[2026-04-25T05:16:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.176\"\n[2026-04-25T05:16:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.205\"\n[2026-04-25T05:16:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.69\"\n[2026-04-25T05:16:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.237\"\n[2026-04-25T05:16:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.38\"\n[2026-04-25T05:16:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.47\"\n[2026-04-25T08:55:00Z] L1-7 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T08:55:02Z] L1-8 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T08:55:04Z] L1-9 src=network type=net.outbound_connection dst_ip=\"10.0.34.34\" bytes_out=65857\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10028} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10029 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T03:18:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.116.247\" interval_s=90\n[2026-04-25T17:02:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.233.59\" bytes_out=45260\n[2026-04-25T17:02:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T17:02:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.6.35\" bytes_out=58492\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10029} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10030 | severity=high | category=malware_execution\nHost: host-001 | User: alice\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:50:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.8\"\n[2026-04-25T10:50:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T10:50:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.193.177\" bytes_out=85132\n[2026-04-25T17:41:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-4571\" host=\"host-034\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10030} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10031 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T15:53:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.73\"\n[2026-04-25T15:53:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.36\"\n[2026-04-25T15:53:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.211\"\n[2026-04-25T15:53:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.41\"\n[2026-04-25T15:53:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.210\"\n[2026-04-25T15:53:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.155\"\n[2026-04-25T22:33:00Z] L1-6 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.69\"\n[2026-04-25T22:33:02Z] L1-7 src=network type=net.outbound_connection dst_ip=\"10.0.138.87\" bytes_out=69797\n[2026-04-25T22:33:04Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.148.150\" bytes_out=85243\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-6\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10031} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10032 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T15:36:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.82.92\" interval_s=60\n[2026-04-25T17:21:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.21\"\n[2026-04-25T17:21:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.164\"\n[2026-04-25T17:21:04Z] L1-3 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10032} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10033 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T15:55:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T15:55:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.190.10\" bytes_out=14292\n[2026-04-25T15:55:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T22:26:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T22:26:05Z] L1-4 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10033} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10034 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 9 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T06:57:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.201.191\" bytes_out=25600\n[2026-04-25T06:57:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.197\"\n[2026-04-25T06:57:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.12.233\" bytes_out=2114\n[2026-04-25T14:06:00Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.63\"\n[2026-04-25T14:06:05Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.238\"\n[2026-04-25T14:06:10Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.64\"\n[2026-04-25T14:06:15Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.96\"\n[2026-04-25T14:06:20Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.194\"\n[2026-04-25T14:06:25Z] L1-8 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.220\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10034} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10035 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T05:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=60\n[2026-04-25T13:00:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.210.20\" bytes_out=69909\n[2026-04-25T13:00:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.62\"\n[2026-04-25T13:00:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.5.91\" bytes_out=18814\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10035} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10036 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 12 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T15:06:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T15:06:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T15:06:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T17:38:00Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.205\"\n[2026-04-25T17:38:05Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.163\"\n[2026-04-25T17:38:10Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.108\"\n[2026-04-25T17:38:15Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.31\"\n[2026-04-25T17:38:20Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.146\"\n[2026-04-25T17:38:25Z] L1-8 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.195\"\n[2026-04-25T17:38:30Z] L1-9 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.171\"\n[2026-04-25T17:38:35Z] L1-10 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.124\"\n[2026-04-25T17:38:40Z] L1-11 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.184\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10036} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10037 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T04:41:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.229.72\" bytes_out=74285\n[2026-04-25T04:41:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.7\"\n[2026-04-25T04:41:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T10:30:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.216.225\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10037} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10038 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T12:55:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.104.173\" interval_s=60\n[2026-04-25T21:47:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T21:47:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.101\"\n[2026-04-25T21:47:04Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.68\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10038} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10039 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T07:33:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.207.218\" interval_s=60\n[2026-04-25T11:43:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.11.114\" bytes_out=3783\n[2026-04-25T11:43:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.150.178\" bytes_out=99695\n[2026-04-25T11:43:04Z] L1-3 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.14\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10039} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10040 | severity=high | category=phishing\nHost: host-001 | User: user-001\nSummary: phishing: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T20:41:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T20:41:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T20:41:04Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.180\"\n[2026-04-25T22:33:00Z] L1-3 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-3\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10040} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10041 | severity=critical | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 6 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T16:14:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.44\"\n[2026-04-25T16:14:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T16:14:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.211.28\" bytes_out=51570\n[2026-04-25T20:15:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T20:15:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T20:15:30Z] L1-5 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10041} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10042 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T08:24:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.94\" port=3389\n[2026-04-25T21:27:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T21:27:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.53.187\" bytes_out=24013\n[2026-04-25T21:27:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.87.163\" bytes_out=6158\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10042} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10043 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T06:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.219.73\" interval_s=60\n[2026-04-25T19:58:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.243.106\" bytes_out=85283\n[2026-04-25T19:58:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.246\"\n[2026-04-25T19:58:04Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.73\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10043} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10044 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:24:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.112\"\n[2026-04-25T00:24:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T00:24:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T05:53:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.173.223\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10044} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10045 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T08:00:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.36\"\n[2026-04-25T22:29:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T22:29:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T22:29:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.74.88\" bytes_out=11476\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10045} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10046 | severity=medium | category=benign_noise\nHost: host-001 | User: bob\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T09:52:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.152\"\n[2026-04-25T09:52:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T09:52:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.115.204\" bytes_out=31879\n[2026-04-25T13:01:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.145\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10046} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10047 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T09:12:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.213\" port=23\n[2026-04-25T09:18:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.198.230\" bytes_out=35831\n[2026-04-25T09:18:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.33.149\" bytes_out=9941\n[2026-04-25T09:18:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.17.4\" bytes_out=48728\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10047} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10048 | severity=high | category=malware_execution\nHost: host-013 | User: user-001\nSummary: malware_execution: 4 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T09:26:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8769\" host=\"host-013\"\n[2026-04-25T17:52:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.182.78\" bytes_out=59311\n[2026-04-25T17:52:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.199.189\" bytes_out=13367\n[2026-04-25T17:52:04Z] L1-3 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.95\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10048} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10049 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T14:49:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:49:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T14:49:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.220.62\" bytes_out=17269\n[2026-04-25T15:14:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.81.21\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10049} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10050 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T04:36:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T04:36:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T04:36:04Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.225\"\n[2026-04-25T04:40:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.39.224\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10050} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10051 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T10:34:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.170\" port=3389\n[2026-04-25T18:33:00Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T18:33:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.10.98\" bytes_out=54082\n[2026-04-25T18:33:04Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.226\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10051} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10052 | severity=medium | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T05:56:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.234\"\n[2026-04-25T05:56:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.71\"\n[2026-04-25T05:56:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T15:51:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.178\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10052} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10053 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T05:45:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.121\" port=23\n[2026-04-25T15:40:00Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.30\"\n[2026-04-25T15:40:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T15:40:04Z] L1-3 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.140\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10053} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10054 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T05:59:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T05:59:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T05:59:04Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.143\"\n[2026-04-25T06:24:00Z] L1-3 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-3\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10054} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10055 | severity=high | category=malware_execution\nHost: host-035 | User: user-001\nSummary: malware_execution: 4 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T15:06:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8989\" host=\"host-035\"\n[2026-04-25T15:44:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.200.9\" bytes_out=27549\n[2026-04-25T15:44:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T15:44:04Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10055} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10056 | severity=critical | category=malware_execution\nHost: host-001 | User: carol\nSummary: malware_execution: 6 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T16:10:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.29\"\n[2026-04-25T16:10:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.43.102\" bytes_out=12427\n[2026-04-25T16:10:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.192\"\n[2026-04-25T17:28:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:28:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:28:30Z] L1-5 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10056} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10057 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T01:06:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T01:06:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.248.141\" bytes_out=80605\n[2026-04-25T01:06:04Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.172\"\n[2026-04-25T19:33:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.196.98\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10057} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10058 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T05:27:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.52\"\n[2026-04-25T05:27:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.12.63\" bytes_out=59120\n[2026-04-25T05:27:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T14:48:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.39.89\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10058} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10059 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T09:45:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T09:45:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.252.88\" bytes_out=39795\n[2026-04-25T09:45:04Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.112\"\n[2026-04-25T20:35:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.116\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10059} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10060 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 8 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T09:29:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.71.181\" bytes_out=5706\n[2026-04-25T09:29:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.129.59\" bytes_out=59826\n[2026-04-25T09:29:04Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.240\"\n[2026-04-25T18:37:00Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.228\"\n[2026-04-25T18:37:05Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.131\"\n[2026-04-25T18:37:10Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.128\"\n[2026-04-25T18:37:15Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.100\"\n[2026-04-25T18:37:20Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.213\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10060} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10061 | severity=high | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T19:09:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.159\"\n[2026-04-25T19:09:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T19:09:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.254.246\" bytes_out=67446\n[2026-04-25T22:23:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-9424\" host=\"host-014\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10061} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10062 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:17:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T07:17:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.63\"\n[2026-04-25T07:17:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.133.53\" bytes_out=40646\n[2026-04-25T12:11:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.43\" port=22\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10062} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10063 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T12:30:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T12:30:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T12:30:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.212.169\" bytes_out=56287\n[2026-04-25T19:12:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.103.35\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10063} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10064 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T19:05:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.159.110\" bytes_out=89744\n[2026-04-25T19:05:02Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.140\"\n[2026-04-25T19:05:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T19:25:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T19:25:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T19:25:30Z] L1-5 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10064} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10065 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T00:32:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T00:32:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T00:32:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T01:57:00Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.19\"\n[2026-04-25T01:57:02Z] L1-4 src=network type=net.outbound_connection dst_ip=\"10.0.139.143\" bytes_out=40374\n[2026-04-25T01:57:04Z] L1-5 src=network type=net.outbound_connection dst_ip=\"10.0.16.7\" bytes_out=1611\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10065} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10066 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T12:39:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.171\"\n[2026-04-25T12:39:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.198\"\n[2026-04-25T12:39:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.93\"\n[2026-04-25T12:39:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.76\"\n[2026-04-25T12:39:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.32\"\n[2026-04-25T16:19:00Z] L1-5 src=network type=net.outbound_connection dst_ip=\"10.0.227.227\" bytes_out=45629\n[2026-04-25T16:19:02Z] L1-6 src=network type=net.outbound_connection dst_ip=\"10.0.74.223\" bytes_out=16539\n[2026-04-25T16:19:04Z] L1-7 src=network type=net.outbound_connection dst_ip=\"10.0.82.226\" bytes_out=39256\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10066} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10067 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T11:14:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.115\" port=3389\n[2026-04-25T22:31:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T22:31:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T22:31:04Z] L1-3 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.30\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10067} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10068 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T08:16:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.3.228\" bytes_out=97346\n[2026-04-25T08:16:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.190.46\" bytes_out=17845\n[2026-04-25T08:16:04Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.136\"\n[2026-04-25T11:43:00Z] L1-3 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.74\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10068} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10069 | severity=medium | category=brute_force\nHost: host-001 | User: root\nSummary: brute_force: 11 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T03:29:00Z] L1-0 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.212\"\n[2026-04-25T03:29:05Z] L1-1 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.95\"\n[2026-04-25T03:29:10Z] L1-2 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.168\"\n[2026-04-25T03:29:15Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.199\"\n[2026-04-25T03:29:20Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.219\"\n[2026-04-25T03:29:25Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.26\"\n[2026-04-25T03:29:30Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.49\"\n[2026-04-25T03:29:35Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.145\"\n[2026-04-25T07:50:00Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.108.22\" bytes_out=91570\n[2026-04-25T07:50:02Z] L1-9 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.115\"\n[2026-04-25T07:50:04Z] L1-10 src=network type=net.outbound_connection dst_ip=\"10.0.193.39\" bytes_out=49278\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-9\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10069} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10070 | severity=critical | category=malware_execution\nHost: host-001 | User: alice\nSummary: malware_execution: 6 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.225\"\n[2026-04-25T01:46:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T01:46:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.38.84\" bytes_out=1330\n[2026-04-25T08:31:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T08:31:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T08:31:30Z] L1-5 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10070} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10071 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T00:55:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.213.187\" bytes_out=22431\n[2026-04-25T00:55:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T00:55:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T15:10:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.9.11\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10071} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10072 | severity=critical | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 6 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T17:00:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.64\"\n[2026-04-25T17:00:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T17:00:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T17:06:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:06:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:06:30Z] L1-5 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10072} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10073 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T10:27:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T10:27:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T10:27:30Z] L1-2 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n[2026-04-25T22:43:00Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.106\"\n[2026-04-25T22:43:02Z] L1-4 src=network type=net.outbound_connection dst_ip=\"10.0.75.240\" bytes_out=72063\n[2026-04-25T22:43:04Z] L1-5 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.201\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10073} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10074 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T06:21:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.221\"\n[2026-04-25T06:21:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.116.156\" bytes_out=52692\n[2026-04-25T06:21:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T17:47:00Z] L1-3 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.27\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10074} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10075 | severity=high | category=malware_execution\nHost: host-034 | User: user-001\nSummary: malware_execution: 4 event(s); first=edr.behavior_match\n\nLog window:\n[2026-04-25T04:50:00Z] L1-0 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2861\" host=\"host-034\"\n[2026-04-25T13:25:00Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.118\"\n[2026-04-25T13:25:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T13:25:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.57.148\" bytes_out=24058\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10075} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10076 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T01:47:00Z] L1-0 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n[2026-04-25T22:44:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.200\"\n[2026-04-25T22:44:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.47\"\n[2026-04-25T22:44:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.60.158\" bytes_out=88625\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10076} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10077 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T07:54:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.214\"\n[2026-04-25T07:54:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.86\"\n[2026-04-25T07:54:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T14:59:00Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.91\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10077} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10078 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T10:07:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T10:07:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T10:07:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T18:55:00Z] L1-3 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.140\"\n[2026-04-25T18:55:02Z] L1-4 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.109\"\n[2026-04-25T18:55:04Z] L1-5 src=network type=net.outbound_connection dst_ip=\"10.0.77.136\" bytes_out=37146\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10078} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10079 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T02:50:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.4.109\" bytes_out=17732\n[2026-04-25T02:50:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.204.74\" bytes_out=99271\n[2026-04-25T02:50:04Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.33\"\n[2026-04-25T07:03:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.202\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10079} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10080 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T05:38:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T05:38:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T05:38:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T13:28:00Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.157\"\n[2026-04-25T13:28:02Z] L1-4 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T13:28:04Z] L1-5 src=network type=net.outbound_connection dst_ip=\"10.0.163.202\" bytes_out=13833\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10080} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10081 | severity=low | category=benign_noise\nHost: host-001 | User: bob\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:00:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.70\"\n[2026-04-25T14:56:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:56:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T14:56:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.231.97\" bytes_out=84180\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10081} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10082 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:44:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T07:44:02Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.179\"\n[2026-04-25T07:44:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T13:05:00Z] L1-3 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.76\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10082} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10083 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 10 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T07:59:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.192.209\" bytes_out=17186\n[2026-04-25T07:59:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.209.94\" bytes_out=49908\n[2026-04-25T07:59:04Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.85\"\n[2026-04-25T13:05:00Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.2\"\n[2026-04-25T13:05:05Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.238\"\n[2026-04-25T13:05:10Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.110\"\n[2026-04-25T13:05:15Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.74\"\n[2026-04-25T13:05:20Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.175\"\n[2026-04-25T13:05:25Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.44\"\n[2026-04-25T13:05:30Z] L1-9 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.223\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10083} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10084 | severity=high | category=malware_execution\nHost: host-001 | User: alice\nSummary: malware_execution: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T11:48:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.220\"\n[2026-04-25T11:48:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T11:48:04Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.29\"\n[2026-04-25T19:38:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-7180\" host=\"host-022\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10084} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10085 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T16:01:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.185\"\n[2026-04-25T16:01:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.12\"\n[2026-04-25T16:01:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.34\"\n[2026-04-25T16:01:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.194\"\n[2026-04-25T16:01:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.91\"\n[2026-04-25T16:01:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.156\"\n[2026-04-25T20:49:00Z] L1-6 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T20:49:02Z] L1-7 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.182\"\n[2026-04-25T20:49:04Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.166.39\" bytes_out=64691\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-7\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10085} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10086 | severity=low | category=benign_noise\nHost: host-001 | User: carol\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T06:59:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.103\"\n[2026-04-25T12:30:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.113.115\" bytes_out=68408\n[2026-04-25T12:30:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.96\"\n[2026-04-25T12:30:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.122.106\" bytes_out=99780\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10086} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10087 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T07:17:00Z] L1-0 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n[2026-04-25T12:58:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.119.166\" bytes_out=47591\n[2026-04-25T12:58:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T12:58:04Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10087} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10088 | severity=low | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T12:34:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.60\"\n[2026-04-25T14:32:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T14:32:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.170.142\" bytes_out=38424\n[2026-04-25T14:32:04Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.106\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10088} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10089 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T14:11:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:11:02Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.32\"\n[2026-04-25T14:11:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.33.102\" bytes_out=23901\n[2026-04-25T19:17:00Z] L1-3 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-3\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10089} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10090 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T20:08:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T20:08:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T20:08:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T22:18:00Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T22:18:02Z] L1-4 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T22:18:04Z] L1-5 src=network type=net.outbound_connection dst_ip=\"10.0.123.202\" bytes_out=50016\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10090} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10091 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T14:03:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.175.246\" bytes_out=44399\n[2026-04-25T14:03:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.77\"\n[2026-04-25T14:03:04Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.230\"\n[2026-04-25T18:21:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T18:21:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T18:21:30Z] L1-5 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10091} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10092 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 9 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T01:02:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.210\"\n[2026-04-25T01:02:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.169\"\n[2026-04-25T01:02:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.64\"\n[2026-04-25T01:02:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.180\"\n[2026-04-25T01:02:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.50\"\n[2026-04-25T01:02:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.87\"\n[2026-04-25T05:46:00Z] L1-6 src=network type=net.outbound_connection dst_ip=\"10.0.249.82\" bytes_out=9583\n[2026-04-25T05:46:02Z] L1-7 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.131\"\n[2026-04-25T05:46:04Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.85.53\" bytes_out=54542\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-7\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10092} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10093 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T10:04:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.158\"\n[2026-04-25T10:04:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T10:04:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T16:09:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.28.235\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10093} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10094 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T09:11:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T09:11:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T09:11:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T11:34:00Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.190.154\" bytes_out=43218\n[2026-04-25T11:34:02Z] L1-4 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T11:34:04Z] L1-5 src=network type=net.dns_query domain=\"internal.corp\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10094} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10095 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T07:27:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.242.242\" bytes_out=84652\n[2026-04-25T07:27:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.235\"\n[2026-04-25T07:27:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.5.117\" bytes_out=19275\n[2026-04-25T21:38:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.159.211\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10095} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10096 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 11 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T14:20:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.118.25\" bytes_out=76666\n[2026-04-25T14:20:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:20:04Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.232\"\n[2026-04-25T21:37:00Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.42\"\n[2026-04-25T21:37:05Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.101\"\n[2026-04-25T21:37:10Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.191\"\n[2026-04-25T21:37:15Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.45\"\n[2026-04-25T21:37:20Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.220\"\n[2026-04-25T21:37:25Z] L1-8 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.208\"\n[2026-04-25T21:37:30Z] L1-9 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.102\"\n[2026-04-25T21:37:35Z] L1-10 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.14\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10096} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10097 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T02:57:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.137.135\" bytes_out=57653\n[2026-04-25T02:57:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.153\"\n[2026-04-25T02:57:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T08:42:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.206.56\" interval_s=60\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10097} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10098 | severity=high | category=c2_beacon\nHost: host-001 | User: carol\nSummary: c2_beacon: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T03:34:00Z] L1-0 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.113\"\n[2026-04-25T03:34:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.116.10\" bytes_out=9523\n[2026-04-25T03:34:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T07:40:00Z] L1-3 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-3\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10098} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10099 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T05:20:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.60\" port=22\n[2026-04-25T14:01:00Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:01:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T14:01:04Z] L1-3 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.37\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10099} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10100 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T01:46:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.44.157\" bytes_out=23321\n[2026-04-25T01:46:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.165.133\" bytes_out=56739\n[2026-04-25T05:08:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T05:08:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T05:08:30Z] L1-5 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10100} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10101 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T10:13:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T10:13:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.171\"\n[2026-04-25T10:13:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.100.183\" bytes_out=46530\n[2026-04-25T19:34:00Z] L1-3 src=network type=net.beacon dst_ip=\"198.51.100.42\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-3\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10101} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10102 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T10:25:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T10:25:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.92.106\" bytes_out=62626\n[2026-04-25T10:25:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.204\"\n[2026-04-25T20:45:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"chrome.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T20:45:05Z] L1-4 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\tmp.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10102} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10103 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 10 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:38:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.64\"\n[2026-04-25T05:38:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.4\"\n[2026-04-25T05:38:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.104\"\n[2026-04-25T05:38:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.183\"\n[2026-04-25T05:38:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.241\"\n[2026-04-25T05:38:25Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.65\"\n[2026-04-25T05:38:30Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.6\"\n[2026-04-25T15:14:00Z] L1-7 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.242\"\n[2026-04-25T15:14:02Z] L1-8 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T15:14:04Z] L1-9 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.82\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-7\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10103} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10104 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T06:52:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.172.128\" bytes_out=67609\n[2026-04-25T06:52:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T06:52:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.142.139\" bytes_out=59514\n[2026-04-25T11:42:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-6106\" host=\"host-015\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10104} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10105 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T03:43:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T03:43:02Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.111\"\n[2026-04-25T03:43:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T11:50:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.54.248\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10105} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10106 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T01:03:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.165.174\" bytes_out=54217\n[2026-04-25T01:03:02Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.69\"\n[2026-04-25T01:03:04Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.34\"\n[2026-04-25T13:34:00Z] L1-3 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.68\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10106} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10107 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T08:52:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T08:52:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T08:52:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T17:59:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.179.95\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10107} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10108 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:54:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T07:54:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T07:54:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.231.151\" bytes_out=55198\n[2026-04-25T08:12:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8957\" host=\"host-030\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10108} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10109 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T01:03:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.213.140\" bytes_out=28919\n[2026-04-25T01:03:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T01:03:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.97.144\" bytes_out=41678\n[2026-04-25T06:05:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-2922\" host=\"host-011\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10109} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10110 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T14:30:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.175.118\" bytes_out=79954\n[2026-04-25T14:30:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.144\"\n[2026-04-25T14:30:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T16:06:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.154\" port=5985\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10110} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10111 | severity=critical | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 6 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T17:59:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.154\"\n[2026-04-25T17:59:02Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.238\"\n[2026-04-25T17:59:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T19:04:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T19:04:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T19:04:30Z] L1-5 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10111} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10112 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T01:46:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.237.128\" interval_s=90\n[2026-04-25T06:21:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.30.26\" bytes_out=26747\n[2026-04-25T06:21:02Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T06:21:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.118.240\" bytes_out=78508\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10112} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10113 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T06:03:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T06:03:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T06:03:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T10:21:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-8913\" host=\"host-048\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10113} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10114 | severity=low | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T07:20:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.231\"\n[2026-04-25T07:20:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T07:20:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.95.106\" bytes_out=95656\n[2026-04-25T08:06:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.245.117\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10114} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10115 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T13:04:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.207.241\" bytes_out=70783\n[2026-04-25T13:04:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T13:04:04Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.127\"\n[2026-04-25T18:12:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T18:12:05Z] L1-4 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10115} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10116 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 4 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T19:34:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n[2026-04-25T21:38:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.178.34\" bytes_out=87139\n[2026-04-25T21:38:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.217\"\n[2026-04-25T21:38:04Z] L1-3 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.58\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10116} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10117 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T08:32:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.232.239\" bytes_out=79991\n[2026-04-25T08:32:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T08:32:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.78\"\n[2026-04-25T09:27:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.106\" port=23\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10117} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10118 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 9 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T01:42:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T01:42:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.115.209\" bytes_out=55902\n[2026-04-25T01:42:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T06:19:00Z] L1-3 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.82\"\n[2026-04-25T06:19:05Z] L1-4 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.110\"\n[2026-04-25T06:19:10Z] L1-5 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.229\"\n[2026-04-25T06:19:15Z] L1-6 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.105\"\n[2026-04-25T06:19:20Z] L1-7 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.189\"\n[2026-04-25T06:19:25Z] L1-8 src=identity type=auth.login_failure user=\"root\" src_ip=\"203.0.113.96\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10118} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10119 | severity=high | category=phishing\nHost: host-001 | User: bob\nSummary: phishing: 4 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T12:55:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.xyz/secure\" user=\"bob\"\n[2026-04-25T15:17:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.251.87\" bytes_out=85080\n[2026-04-25T15:17:02Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.92\"\n[2026-04-25T15:17:04Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.203\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10119} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10120 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T10:40:00Z] L1-0 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T10:40:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.107\"\n[2026-04-25T10:40:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.236\"\n[2026-04-25T17:35:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:35:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:35:30Z] L1-5 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10120} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10121 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 5 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T01:41:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"excel.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T01:41:05Z] L1-1 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\payload.exe\"\n[2026-04-25T06:44:00Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T06:44:02Z] L1-3 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.175\"\n[2026-04-25T06:44:04Z] L1-4 src=network type=net.outbound_connection dst_ip=\"10.0.69.223\" bytes_out=31611\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-0\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10121} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10122 | severity=high | category=c2_beacon\nHost: host-001 | User: user-001\nSummary: c2_beacon: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T06:28:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.219.94\" bytes_out=45733\n[2026-04-25T06:28:02Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T06:28:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T16:13:00Z] L1-3 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-3\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10122} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10123 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 12 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T16:16:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.120\"\n[2026-04-25T16:16:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T16:16:04Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.211\"\n[2026-04-25T18:19:00Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.230\"\n[2026-04-25T18:19:05Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.181\"\n[2026-04-25T18:19:10Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.175\"\n[2026-04-25T18:19:15Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.31\"\n[2026-04-25T18:19:20Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.157\"\n[2026-04-25T18:19:25Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.66\"\n[2026-04-25T18:19:30Z] L1-9 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.111\"\n[2026-04-25T18:19:35Z] L1-10 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.60\"\n[2026-04-25T18:19:40Z] L1-11 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.137\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10123} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10124 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T12:41:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.85.130\" interval_s=30\n[2026-04-25T20:12:00Z] L1-1 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.95\"\n[2026-04-25T20:12:02Z] L1-2 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.32\"\n[2026-04-25T20:12:04Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.29\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10124} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10125 | severity=medium | category=brute_force\nHost: host-001 | User: admin\nSummary: brute_force: 8 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T02:27:00Z] L1-0 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.144\"\n[2026-04-25T02:27:05Z] L1-1 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.85\"\n[2026-04-25T02:27:10Z] L1-2 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.186\"\n[2026-04-25T02:27:15Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.222\"\n[2026-04-25T02:27:20Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.97\"\n[2026-04-25T03:54:00Z] L1-5 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T03:54:02Z] L1-6 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T03:54:04Z] L1-7 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10125} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10126 | severity=medium | category=brute_force\nHost: host-001 | User: alice\nSummary: brute_force: 11 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T05:09:00Z] L1-0 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.127\"\n[2026-04-25T05:09:05Z] L1-1 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.48\"\n[2026-04-25T05:09:10Z] L1-2 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.31\"\n[2026-04-25T05:09:15Z] L1-3 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.16\"\n[2026-04-25T05:09:20Z] L1-4 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.208\"\n[2026-04-25T05:09:25Z] L1-5 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.133\"\n[2026-04-25T05:09:30Z] L1-6 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.96\"\n[2026-04-25T05:09:35Z] L1-7 src=identity type=auth.login_failure user=\"alice\" src_ip=\"203.0.113.126\"\n[2026-04-25T15:34:00Z] L1-8 src=network type=net.outbound_connection dst_ip=\"10.0.127.13\" bytes_out=79899\n[2026-04-25T15:34:02Z] L1-9 src=network type=net.outbound_connection dst_ip=\"10.0.59.224\" bytes_out=83823\n[2026-04-25T15:34:04Z] L1-10 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10126} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10127 | severity=low | category=benign_noise\nHost: host-001 | User: alice\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T02:40:00Z] L1-0 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.63\"\n[2026-04-25T16:48:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.67.141\" bytes_out=91759\n[2026-04-25T16:48:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.252.183\" bytes_out=55126\n[2026-04-25T16:48:04Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10127} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10128 | severity=medium | category=brute_force\nHost: host-001 | User: service_acct\nSummary: brute_force: 11 event(s); first=auth.login_failure\n\nLog window:\n[2026-04-25T13:48:00Z] L1-0 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.13\"\n[2026-04-25T13:48:05Z] L1-1 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.80\"\n[2026-04-25T13:48:10Z] L1-2 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.27\"\n[2026-04-25T13:48:15Z] L1-3 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.196\"\n[2026-04-25T13:48:20Z] L1-4 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.89\"\n[2026-04-25T13:48:25Z] L1-5 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.48\"\n[2026-04-25T13:48:30Z] L1-6 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.11\"\n[2026-04-25T13:48:35Z] L1-7 src=identity type=auth.login_failure user=\"service_acct\" src_ip=\"203.0.113.241\"\n[2026-04-25T18:11:00Z] L1-8 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T18:11:02Z] L1-9 src=network type=net.outbound_connection dst_ip=\"10.0.96.146\" bytes_out=46022\n[2026-04-25T18:11:04Z] L1-10 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.181\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-10\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10128} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10129 | severity=high | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 4 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T09:23:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T09:23:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.166.15\" bytes_out=28017\n[2026-04-25T09:23:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.134.87\" bytes_out=67776\n[2026-04-25T13:07:00Z] L1-3 src=edr type=edr.behavior_match severity=\"high\" rule_id=\"EDR-7170\" host=\"host-027\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10129} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10130 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T00:43:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.50.124\" bytes_out=47136\n[2026-04-25T00:43:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T00:43:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T17:03:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T17:03:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T17:03:30Z] L1-5 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10130} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10131 | severity=high | category=phishing\nHost: host-001 | User: alice\nSummary: phishing: 4 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T00:26:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.click/secure\" user=\"alice\"\n[2026-04-25T16:19:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.68.133\" bytes_out=74256\n[2026-04-25T16:19:02Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.166\"\n[2026-04-25T16:19:04Z] L1-3 src=network type=net.dns_query domain=\"github.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10131} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10132 | severity=critical | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 6 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T09:19:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.186\"\n[2026-04-25T09:19:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.199.128\" bytes_out=25053\n[2026-04-25T09:19:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.142.115\" bytes_out=53704\n[2026-04-25T22:43:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T22:43:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T22:43:30Z] L1-5 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10132} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10133 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T07:47:00Z] L1-0 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T07:47:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.113.199\" bytes_out=64194\n[2026-04-25T07:47:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T12:14:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T12:14:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T12:14:30Z] L1-5 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10133} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10134 | severity=low | category=benign_noise\nHost: host-001 | User: erin\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T00:25:00Z] L1-0 src=identity type=auth.login_success user=\"erin\" src_ip=\"10.0.0.5\"\n[2026-04-25T18:32:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.48\"\n[2026-04-25T18:32:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T18:32:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.32.59\" bytes_out=29176\n\nTriage this alert."}, {"role": "assistant", "content": "Action: dismiss\nCitedLog: L1-3\nRationale: Benign noise; no compromise indicators present."}], "ground_truth": "dismiss", "stage": "stage4_adversarial", "seed": 10134} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10135 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:58:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.88\" port=23\n[2026-04-25T14:23:00Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.47\"\n[2026-04-25T14:23:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.131.36\" bytes_out=39364\n[2026-04-25T14:23:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.124.57\" bytes_out=95359\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10135} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10136 | severity=high | category=malware_execution\nHost: host-001 | User: bob\nSummary: malware_execution: 5 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T12:28:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.14\"\n[2026-04-25T12:28:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.120.228\" bytes_out=14751\n[2026-04-25T12:28:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T17:12:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"winword.exe\" cmd=\"-enc AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"\n[2026-04-25T17:12:05Z] L1-4 src=endpoint type=file.write path=\"C:\\\\Users\\\\Public\\\\svc.exe\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: quarantine_host\nCitedLog: L1-3\nRationale: Endpoint compromise indicator; isolate the host."}], "ground_truth": "quarantine_host", "stage": "stage4_adversarial", "seed": 10136} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10137 | severity=medium | category=benign_noise\nHost: host-001 | User: dave\nSummary: benign_noise: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:18:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.195\"\n[2026-04-25T14:18:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.87.76\" bytes_out=27154\n[2026-04-25T14:18:04Z] L1-2 src=identity type=auth.login_success user=\"carol\" src_ip=\"10.0.0.195\"\n[2026-04-25T16:33:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.141\" port=445\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10137} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10138 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T07:57:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.216\" port=5985\n[2026-04-25T19:53:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.3\"\n[2026-04-25T19:53:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T19:53:04Z] L1-3 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10138} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10139 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T08:47:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.152.240\" interval_s=90\n[2026-04-25T16:58:00Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.240\"\n[2026-04-25T16:58:02Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.45.101\" bytes_out=48581\n[2026-04-25T16:58:04Z] L1-3 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.84\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10139} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10140 | severity=medium | category=brute_force\nHost: host-001 | User: user-001\nSummary: brute_force: 9 event(s); first=net.dns_query\n\nLog window:\n[2026-04-25T06:09:00Z] L1-0 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T06:09:02Z] L1-1 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.84\"\n[2026-04-25T06:09:04Z] L1-2 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T08:35:00Z] L1-3 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.158\"\n[2026-04-25T08:35:05Z] L1-4 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.70\"\n[2026-04-25T08:35:10Z] L1-5 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.137\"\n[2026-04-25T08:35:15Z] L1-6 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.147\"\n[2026-04-25T08:35:20Z] L1-7 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.40\"\n[2026-04-25T08:35:25Z] L1-8 src=identity type=auth.login_failure user=\"admin\" src_ip=\"203.0.113.89\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10140} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10141 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.port_scan_hit\n\nLog window:\n[2026-04-25T03:15:00Z] L1-0 src=network type=net.port_scan_hit src_ip=\"203.0.113.115\" port=5985\n[2026-04-25T04:38:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.54.20\" bytes_out=2902\n[2026-04-25T04:38:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T04:38:04Z] L1-3 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.128\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10141} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10142 | severity=critical | category=malware_execution\nHost: host-001 | User: dave\nSummary: malware_execution: 6 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T14:28:00Z] L1-0 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.2\"\n[2026-04-25T14:28:02Z] L1-1 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T14:28:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.192.3\" bytes_out=2599\n[2026-04-25T21:41:00Z] L1-3 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T21:41:15Z] L1-4 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T21:41:30Z] L1-5 src=identity type=auth.privilege_grant user=\"bob\" role=\"admin\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-3\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10142} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10143 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.beacon\n\nLog window:\n[2026-04-25T00:40:00Z] L1-0 src=network type=net.beacon dst_ip=\"10.0.31.197\" interval_s=30\n[2026-04-25T22:24:00Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.144.239\" bytes_out=57179\n[2026-04-25T22:24:02Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T22:24:04Z] L1-3 src=network type=net.dns_query domain=\"google.com\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-0\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10143} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10144 | severity=medium | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T05:26:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.51.221\" bytes_out=80450\n[2026-04-25T05:26:02Z] L1-1 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.227\"\n[2026-04-25T05:26:04Z] L1-2 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T10:24:00Z] L1-3 src=network type=net.port_scan_hit src_ip=\"203.0.113.81\" port=445\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10144} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10145 | severity=high | category=phishing\nHost: host-001 | User: carol\nSummary: phishing: 4 event(s); first=email.link_clicked\n\nLog window:\n[2026-04-25T11:40:00Z] L1-0 src=email type=email.link_clicked url=\"https://login-update.ru/secure\" user=\"carol\"\n[2026-04-25T12:29:00Z] L1-1 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T12:29:02Z] L1-2 src=identity type=auth.login_success user=\"dave\" src_ip=\"10.0.0.48\"\n[2026-04-25T12:29:04Z] L1-3 src=network type=net.outbound_connection dst_ip=\"10.0.14.58\" bytes_out=40892\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-0\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10145} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10146 | severity=critical | category=malware_execution\nHost: host-001 | User: user-001\nSummary: malware_execution: 6 event(s); first=proc.lolbin_use\n\nLog window:\n[2026-04-25T09:59:00Z] L1-0 src=endpoint type=proc.lolbin_use process=\"powershell.exe\" parent_process=\"outlook.exe\" cmd=\"-enc BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB\"\n[2026-04-25T09:59:15Z] L1-1 src=network type=net.beacon dst_ip=\"203.0.113.5\" interval_s=30\n[2026-04-25T09:59:30Z] L1-2 src=identity type=auth.privilege_grant user=\"alice\" role=\"admin\"\n[2026-04-25T21:26:00Z] L1-3 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T21:26:02Z] L1-4 src=network type=net.dns_query domain=\"google.com\"\n[2026-04-25T21:26:04Z] L1-5 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.24\"\n\nTriage this alert."}, {"role": "assistant", "content": "Action: escalate\nCitedLog: L1-0\nRationale: Multi-stage compromise; page the on-call responder."}], "ground_truth": "escalate", "stage": "stage4_adversarial", "seed": 10146} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10147 | severity=high | category=c2_beacon\nHost: host-001 | User: bob\nSummary: c2_beacon: 4 event(s); first=auth.login_success\n\nLog window:\n[2026-04-25T01:23:00Z] L1-0 src=identity type=auth.login_success user=\"bob\" src_ip=\"10.0.0.200\"\n[2026-04-25T01:23:02Z] L1-1 src=network type=net.outbound_connection dst_ip=\"10.0.136.38\" bytes_out=93267\n[2026-04-25T01:23:04Z] L1-2 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.73\"\n[2026-04-25T11:21:00Z] L1-3 src=network type=net.beacon dst_ip=\"185.220.101.7\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: block_ip\nCitedLog: L1-3\nRationale: External malicious network indicator; block the destination."}], "ground_truth": "block_ip", "stage": "stage4_adversarial", "seed": 10147} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10148 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T12:51:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.239.25\" bytes_out=35028\n[2026-04-25T12:51:02Z] L1-1 src=network type=net.dns_query domain=\"github.com\"\n[2026-04-25T12:51:04Z] L1-2 src=network type=net.dns_query domain=\"internal.corp\"\n[2026-04-25T22:31:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.74.29\" interval_s=90\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10148} {"messages": [{"role": "system", "content": "You are an autonomous SOC tier-1 triage analyst. You will receive a single SIEM alert and the small log window that triggered it. Your job is to choose exactly ONE triage action and cite the log_id that drove your decision.\n\nAllowed actions (highest cost last): dismiss, monitor, quarantine_host, block_ip, escalate.\n\nAlways respond in this exact format:\nAction: \nCitedLog: \nRationale: "}, {"role": "user", "content": "Alert A-SFT-l-10149 | severity=low | category=benign_noise\nHost: host-001 | User: user-001\nSummary: benign_noise: 4 event(s); first=net.outbound_connection\n\nLog window:\n[2026-04-25T00:06:00Z] L1-0 src=network type=net.outbound_connection dst_ip=\"10.0.213.33\" bytes_out=56866\n[2026-04-25T00:06:02Z] L1-1 src=identity type=auth.login_success user=\"alice\" src_ip=\"10.0.0.44\"\n[2026-04-25T00:06:04Z] L1-2 src=network type=net.outbound_connection dst_ip=\"10.0.145.247\" bytes_out=61956\n[2026-04-25T04:05:00Z] L1-3 src=network type=net.beacon dst_ip=\"10.0.79.144\" interval_s=30\n\nTriage this alert."}, {"role": "assistant", "content": "Action: monitor\nCitedLog: L1-3\nRationale: Weak signal; keep watching for follow-up activity."}], "ground_truth": "monitor", "stage": "stage4_adversarial", "seed": 10149}