Sample viewer

vx.netlux.org/Virus.DOS.Companion.923.based.c

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:40:44.494108021Z 44 PC: 12d60 | Get time 0x12d60: mov al, ch
0x12d62: cwde
0x12d63: cmp ax, 0x10
0x12d66: jge 0x12daf
0x12d68: mov sp, 0x69b
0x12d6b: mov bx, sp
0x12d6d: add bx, 0xf
0x12d70: mov cl, 4
0x12d72: shr bx, cl
0x12d74: mov ah, 0x4a
0x12d76: int 0x21
0x12d78: mov di, 0x39a
0x12d7b: nop
0x12d7c: mov si, 0x10d
0x12d7f: nop
0x12d80: mov cx, 0xc
0x12d83: nop
0x12d84: rep movsb byte ptr es:[di], byte ptr [si]
0x12d86: mov dx, 0x103
0x12d89: mov cx, word ptr [0x127]
2018-12-17T22:40:44.497098746Z 74 PC: 12d78 | Reallocate memory
2018-12-17T22:40:44.498613333Z 78 PC: 12d91 | Find first file
2018-12-17T22:40:44.504362837Z 81 PC: 12145 | Get current PSP