Sample viewer

vx.netlux.org/Virus.DOS.VirDem.1336.a

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:05:20.293732906Z 25 PC: 12a79 | Get default drive
2018-12-17T23:05:20.295368251Z 71 PC: 12a8b | Get current directory
2018-12-17T23:05:20.298605098Z 14 PC: 12ab3 | Set default drive (Drive = 'A')
2018-12-17T23:05:20.300018426Z 59 PC: 12abb | Change current directory
2018-12-17T23:05:20.304462522Z 78 PC: 12b14 | Find first file
2018-12-17T23:05:20.31752732Z 79 PC: 12b27 | Find next file
2018-12-17T23:05:20.320725153Z 61 PC: 12b32 | Open file (Filename = 'PRINT.COM')
2018-12-17T23:05:20.334153525Z 63 PC: 12b40 | Read file or device (Read 1280 bytes on handle 5)
2018-12-17T23:05:20.342426241Z 62 PC: 12b44 | Close file
2018-12-17T23:05:20.344368864Z 67 PC: 12b58 | Get or set file attributes
2018-12-17T23:05:20.350661617Z 67 PC: 12b62 | Get or set file attributes
2018-12-17T23:05:20.371695029Z 61 PC: 12b6b | Open file (Filename = 'PRINT.COM')
2018-12-17T23:05:20.38071962Z 87 PC: 12b73 | Get or set file date and time
2018-12-17T23:05:20.383446398Z 66 PC: 12b81 | Move file pointer
2018-12-17T23:05:20.386279515Z 66 PC: 12ccd | Move file pointer
2018-12-17T23:05:20.388770139Z 64 PC: 12b9d | Write file or device (Write 1280 bytes on handle 5)
2018-12-17T23:05:20.395218294Z 64 PC: 12bc4 | Write file or device (Write 56 bytes on handle 5)
2018-12-17T23:05:20.401587812Z 66 PC: 12c0c | Move file pointer
2018-12-17T23:05:20.403127808Z 64 PC: 12c18 | Write file or device (Write 1280 bytes on handle 5)
2018-12-17T23:05:20.410071805Z 87 PC: 12c20 | Get or set file date and time
2018-12-17T23:05:20.411463993Z 62 PC: 12c24 | Close file
2018-12-17T23:05:20.418528918Z 14 PC: 12cb7 | Set default drive (Drive = 'A')
2018-12-17T23:05:20.419670064Z 59 PC: 12cbf | Change current directory
2018-12-17T23:05:20.42308741Z 64 PC: 12c54 | Write file or device (Write 258 bytes on handle 1)
2018-12-17T23:05:20.441437577Z 2 PC: 12c5f | Character output (Char = '32')
2018-12-17T23:05:20.444130421Z 44 PC: 12c63 | Get time 0x12c63: mov ah, 0xc
0x12c65: mov al, 1
0x12c67: int 0x21
0x12c69: or dl, 0x30
0x12c6c: and dl, bl
0x12c6e: cmp dl, al
0x12c70: je 0x12c99
0x12c72: mov bl, dl
0x12c74: mov ah, 2
0x12c76: mov dl, 0x20
0x12c78: int 0x21
0x12c7a: mov dl, 0x3e
0x12c7c: int 0x21
0x12c7e: mov dl, bl
0x12c80: int 0x21
0x12c82: mov dl, 0x3c
0x12c84: int 0x21
0x12c86: mov ah, 0x40
0x12c88: mov bx, 1
0x12c8b: mov cx, 0x3c
2018-12-17T23:05:20.446691026Z 12 PC: 12c69 | Flush input buffer and input