Sample viewer

vx.netlux.org/Virus.DOS.Vienna.Violator.843.a

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:02:32.387218374Z 48 PC: 12a91 | Get DOS version
2018-12-17T22:02:32.389397324Z 42 PC: 12a91 | Get date 0x12a91: ret
0x12a92: int 0x13
0x12a94: ret
0x12a95: int 0x26
0x12a97: ret
0x12a98: mov ah, 0x2a
0x12a9a: mov byte ptr [0x3d0], 1
0x12a9f: nop
0x12aa0: call 0x22a79
0x12aa3: cmp cx, word ptr [0x399]
0x12aa7: jge 0x12aac
0x12aa9: jmp 0x12afb
0x12aab: nop
0x12aac: cmp dh, byte ptr [0x39b]
0x12ab0: jge 0x12ab5
0x12ab2: jmp 0x12afb
0x12ab4: nop
0x12ab5: cmp dl, byte ptr [0x39c]
0x12ab9: jge 0x12abe
0x12abb: jmp 0x12afb
2018-12-17T22:02:32.392004727Z 47 PC: 12a91 | Get disk transfer address
2018-12-17T22:02:32.393486188Z 26 PC: 12a91 | Set disk transfer address
2018-12-17T22:02:32.395691316Z 78 PC: 12a91 | Find first file
2018-12-17T22:02:32.401998375Z 67 PC: 12a91 | Get or set file attributes
2018-12-17T22:02:32.407425261Z 67 PC: 12a91 | Get or set file attributes
2018-12-17T22:02:32.425272242Z 61 PC: 12a91 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:02:32.431975886Z 87 PC: 12a91 | Get or set file date and time
2018-12-17T22:02:32.433482027Z 44 PC: 12a91 | Get time 0x12a91: ret
0x12a92: int 0x13
0x12a94: ret
0x12a95: int 0x26
0x12a97: ret
0x12a98: mov ah, 0x2a
0x12a9a: mov byte ptr [0x3d0], 1
0x12a9f: nop
0x12aa0: call 0x22a79
0x12aa3: cmp cx, word ptr [0x399]
0x12aa7: jge 0x12aac
0x12aa9: jmp 0x12afb
0x12aab: nop
0x12aac: cmp dh, byte ptr [0x39b]
0x12ab0: jge 0x12ab5
0x12ab2: jmp 0x12afb
0x12ab4: nop
0x12ab5: cmp dl, byte ptr [0x39c]
0x12ab9: jge 0x12abe
0x12abb: jmp 0x12afb
2018-12-17T22:02:32.438837708Z 63 PC: 12a91 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:02:32.445347083Z 66 PC: 12a91 | Move file pointer
2018-12-17T22:02:32.447057411Z 64 PC: 12a91 | Write file or device (Write 843 bytes on handle 5)
2018-12-17T22:02:32.456332826Z 66 PC: 12a91 | Move file pointer
2018-12-17T22:02:32.45854475Z 64 PC: 12a91 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:02:32.465241477Z 87 PC: 12a91 | Get or set file date and time
2018-12-17T22:02:32.466984075Z 62 PC: 12a91 | Close file
2018-12-17T22:02:32.475114867Z 67 PC: 12a91 | Get or set file attributes
2018-12-17T22:02:32.484740477Z 26 PC: 12a91 | Set disk transfer address