Sample viewer

vx.netlux.org/Virus.DOS.Mosdos.727

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:00:14.2696469Z 44 PC: 12c40 | Get time 0x12c40: mov byte ptr [0x103], dl
0x12c44: mov dx, 0x145
0x12c47: mov ah, 0x1a
0x12c49: int 0x21
0x12c4b: mov cx, 7
0x12c4e: mov dx, 0x141
0x12c51: mov ah, 0x4e
0x12c53: int 0x21
0x12c55: cmp ax, 0x12
0x12c58: jne 0x12c81
0x12c5a: mov ah, 0x4f
0x12c5c: int 0x21
0x12c5e: cmp ax, 0x12
0x12c61: jne 0x12c6d
0x12c63: mov ah, 9
0x12c65: mov dx, 0x1c3
0x12c68: int 0x21
0x12c6a: jmp 0x12c7c
0x12c6c: nop
0x12c6d: call 0x12c81
2018-12-17T23:00:14.273111964Z 26 PC: 12c4b | Set disk transfer address
2018-12-17T23:00:14.274487927Z 78 PC: 12c55 | Find first file
2018-12-17T23:00:14.281207362Z 47 PC: 12c85 | Get disk transfer address
2018-12-17T23:00:14.282947602Z 67 PC: 12ca7 | Get or set file attributes
2018-12-17T23:00:14.289458799Z 67 PC: 12cb2 | Get or set file attributes
2018-12-17T23:00:14.305549626Z 61 PC: 12cb7 | Open file (Filename = 'SLEEP.COM')
2018-12-17T23:00:14.316703079Z 63 PC: 12cca | Read file or device (Read 2 bytes on handle 5)
2018-12-17T23:00:14.331311964Z 62 PC: 12cd2 | Close file
2018-12-17T23:00:14.333544098Z 61 PC: 12cf3 | Open file (Filename = 'SLEEP.COM')
2018-12-17T23:00:14.350801438Z 64 PC: 12a7b | Write file or device (Write 727 bytes on handle 5)
2018-12-17T23:00:14.360532378Z 87 PC: 12d0a | Get or set file date and time
2018-12-17T23:00:14.362084074Z 67 PC: 12d16 | Get or set file attributes