File size: 4,385 Bytes
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import asyncio
import logging
from modules.blockchain_logger import BlockchainLogger
from modules.threat_intelligence import ThreatIntelligence
class RealTimeMonitoring:
def __init__(self, threat_intelligence_module):
self.threat_intelligence_module = threat_intelligence_module
self.alert_threshold = 0.8 # Threshold for triggering alerts
self.blockchain_logger = BlockchainLogger()
self.threat_intelligence = ThreatIntelligence()
async def monitor_exfiltration(self, data_stream):
async for data in data_stream:
if self.detect_anomaly(data):
self.trigger_alert(data)
def detect_anomaly(self, data):
# Implement anomaly detection logic
anomaly_score = self.calculate_anomaly_score(data)
return anomaly_score > self.alert_threshold
def calculate_anomaly_score(self, data):
# Example anomaly detection logic using statistical methods
mean = sum(data) / len(data)
variance = sum((x - mean) ** 2 for x in data) / len(data)
anomaly_score = (data[-1] - mean) / (variance ** 0.5)
return anomaly_score
def trigger_alert(self, data):
# Implement alerting logic
alert_message = f"Suspicious activity detected: {data}"
logging.warning(alert_message)
self.send_alert(alert_message)
self.blockchain_logger.log_event(alert_message)
def send_alert(self, message):
# Example alerting logic using email
import smtplib
from email.mime.text import MIMEText
sender = "alert@example.com"
recipient = "admin@example.com"
subject = "Security Alert"
body = message
msg = MIMEText(body)
msg["Subject"] = subject
msg["From"] = sender
msg["To"] = recipient
try:
with smtplib.SMTP("smtp.example.com") as server:
server.login("username", "password")
server.sendmail(sender, [recipient], msg.as_string())
except Exception as e:
logging.error(f"Failed to send alert email: {e}")
async def update_exfiltration_techniques(self):
latest_threats = await self.threat_intelligence_module.get_latest_threats()
analyzed_threats = self.threat_intelligence_module.analyze_threats(latest_threats)
# Implement updating exfiltration techniques with analyzed threats
updated_techniques = self.generate_exfiltration_techniques(analyzed_threats)
return updated_techniques
def generate_exfiltration_techniques(self, threats):
# Example logic to generate exfiltration techniques based on analyzed threats
techniques = []
for threat in threats:
if threat["severity"] > 0.9:
techniques.append("Advanced Covert Channel")
elif threat["severity"] > 0.7:
techniques.append("DNS Tunneling")
else:
techniques.append("HTTP Exfiltration")
return techniques
async def integrate_with_new_components(self, new_component_data):
latest_threats = await self.threat_intelligence.get_threat_intelligence()
analyzed_threats = self.threat_intelligence.process_data(latest_threats)
updated_techniques = self.generate_exfiltration_techniques(analyzed_threats)
return updated_techniques
def ensure_compatibility(self, existing_data, new_component_data):
compatible_data = {
"existing_data": existing_data,
"new_component_data": new_component_data
}
return compatible_data
async def fetch_data(self, url):
try:
async with aiohttp.ClientSession() as session:
async with session.get(url) as response:
data = await response.json()
self.blockchain_logger.log_event(f"Fetched data from {url}")
return data
except aiohttp.ClientError as e:
logging.error(f"Network request failed: {e}")
return None
except Exception as e:
logging.error(f"Unexpected error: {e}")
return None
async def fetch_all_data(self):
tasks = [self.fetch_data(url) for url in self.threat_intelligence.sources]
return await asyncio.gather(*tasks, return_exceptions=True)
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