Sample viewer

vx.netlux.org/Virus.DOS.Vienna.547.a

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:50:39.419510796Z 44 PC: 12b8b | Get time 0x12b8b: test dh, 1
0x12b8e: jne 0x12b93
0x12b90: jmp 0x12d47
0x12b93: mov byte ptr [0x257], dh
0x12b97: push es
0x12b98: mov ah, 0x2f
0x12b9a: int 0x21
0x12b9c: mov word ptr [0x228], bx
0x12ba0: mov word ptr [0x22a], es
0x12ba4: pop es
0x12ba5: mov dx, 0x22c
0x12ba8: mov ah, 0x1a
0x12baa: int 0x21
0x12bac: mov ah, 0x4e
0x12bae: mov dx, 0x223
0x12bb1: mov cx, 8
0x12bb4: int 0x21
0x12bb6: jb 0x12bd1
0x12bb8: cmp word ptr [0x244], 0x1021
0x12bbe: jne 0x12bd1
2018-12-17T22:50:39.42222238Z 47 PC: 12b9c | Get disk transfer address
2018-12-17T22:50:39.424522712Z 26 PC: 12bac | Set disk transfer address
2018-12-17T22:50:39.426098952Z 78 PC: 12bb6 | Find first file
2018-12-17T22:50:39.431256568Z 78 PC: 12c28 | Find first file
2018-12-17T22:50:39.442055697Z 67 PC: 12c64 | Get or set file attributes
2018-12-17T22:50:39.794754895Z 61 PC: 12c69 | Open file (Filename = '')
2018-12-17T22:50:39.803695938Z 63 PC: 12ca6 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:50:39.811816237Z 66 PC: 12cb8 | Move file pointer
2018-12-17T22:50:39.813660266Z 64 PC: 12cd5 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:50:39.817031013Z 66 PC: 12ce5 | Move file pointer
2018-12-17T22:50:39.819986891Z 64 PC: 12cfe | Write file or device (Write 547 bytes on handle 5)
2018-12-17T22:50:39.827408113Z 87 PC: 12d11 | Get or set file date and time
2018-12-17T22:50:39.829597519Z 62 PC: 12d15 | Close file
2018-12-17T22:50:39.837316283Z 67 PC: 12d25 | Get or set file attributes
2018-12-17T22:50:39.842479643Z 26 PC: 12d47 | Set disk transfer address