Sample viewer

vx.netlux.org/Virus.DOS.Vienna.Violator.5302

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:06:01.865897352Z 48 PC: 12a91 | Get DOS version
2018-12-17T23:06:01.868533118Z 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 [0x59b], 1
0x12a9f: nop
0x12aa0: call 0x22a79
0x12aa3: cmp cx, 0x7c6
0x12aa7: jge 0x12aac
0x12aa9: jmp 0x12b0f
0x12aab: nop
0x12aac: cmp dh, byte ptr [0x3ad]
0x12ab0: jge 0x12ab5
0x12ab2: jmp 0x12b0f
0x12ab4: nop
0x12ab5: cmp dl, byte ptr [0x3ae]
0x12ab9: jge 0x12abe
0x12abb: jmp 0x12b0f
2018-12-17T23:06:01.871680696Z 47 PC: 12a91 | Get disk transfer address
2018-12-17T23:06:01.873293098Z 26 PC: 12a91 | Set disk transfer address
2018-12-17T23:06:01.874923493Z 78 PC: 12a91 | Find first file
2018-12-17T23:06:01.883058018Z 67 PC: 12a91 | Get or set file attributes
2018-12-17T23:06:01.889171292Z 67 PC: 12a91 | Get or set file attributes
2018-12-17T23:06:01.908401138Z 61 PC: 12a91 | Open file (Filename = 'SLEEP.COM')
2018-12-17T23:06:01.91750747Z 87 PC: 12a91 | Get or set file date and time
2018-12-17T23:06:01.919479057Z 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 [0x59b], 1
0x12a9f: nop
0x12aa0: call 0x22a79
0x12aa3: cmp cx, 0x7c6
0x12aa7: jge 0x12aac
0x12aa9: jmp 0x12b0f
0x12aab: nop
0x12aac: cmp dh, byte ptr [0x3ad]
0x12ab0: jge 0x12ab5
0x12ab2: jmp 0x12b0f
0x12ab4: nop
0x12ab5: cmp dl, byte ptr [0x3ae]
0x12ab9: jge 0x12abe
0x12abb: jmp 0x12b0f
2018-12-17T23:06:01.922363791Z 63 PC: 12a91 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T23:06:01.931112149Z 66 PC: 12a91 | Move file pointer
2018-12-17T23:06:01.933034444Z 64 PC: 12a91 | Write file or device (Write 5302 bytes on handle 5)
2018-12-17T23:06:01.942868724Z 66 PC: 12a91 | Move file pointer
2018-12-17T23:06:01.946722069Z 64 PC: 12a91 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T23:06:01.98077736Z 87 PC: 12a91 | Get or set file date and time
2018-12-17T23:06:01.982535726Z 62 PC: 12a91 | Close file
2018-12-17T23:06:01.991356912Z 67 PC: 12a91 | Get or set file attributes
2018-12-17T23:06:02.004829362Z 26 PC: 12a91 | Set disk transfer address