Sample viewer

vx.netlux.org/Virus.DOS.LittBrother.358

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:00:49.449842442Z 42 PC: 12bb5 | Get date 0x12bb5: mov al, dl
0x12bb7: cwde
0x12bb8: ret
0x12bb9: mov ah, 0x2a
0x12bbb: int 0x21
0x12bbd: mov al, dh
0x12bbf: cwde
0x12bc0: ret
0x12bc1: and cl, 0x80
0x12bc4: and bl, 0x7f
0x12bc7: or bl, cl
0x12bc9: mov ax, 0x5801
0x12bcc: int 0x21
0x12bce: mov bl, ch
0x12bd0: shr bl, 1
0x12bd2: xor bh, bh
0x12bd4: mov ax, 0x5803
0x12bd7: int 0x21
0x12bd9: retf
0x12bda: add byte ptr [bx + si], al
2018-12-17T23:00:49.454831546Z 37 PC: 12a83 | Set interrupt vector (Interrupt = '33' AKA 'Random read')