Sample viewer

vx.netlux.org/Virus.DOS.Jerusalem.1792

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:05:12.638096524Z 224 PC: 12a4e | UNKNOWN!
2018-12-17T23:05:12.639858996Z 224 PC: 12aa2 | UNKNOWN!
2018-12-17T23:05:12.640860568Z 74 PC: 12b26 | Reallocate memory
2018-12-17T23:05:12.642137991Z 53 PC: 12b2b | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T23:05:12.6436694Z 37 PC: 12b3f | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T23:05:12.644950505Z 42 PC: 12b6f | Get date 0x12b6f: mov byte ptr cs:[0x56b], 0
0x12b75: cmp cx, 0x7c3
0x12b79: je 0x12baa
0x12b7b: cmp al, 5
0x12b7d: jne 0x12b8b
0x12b7f: cmp dl, 0xd
0x12b82: jne 0x12b8b
0x12b84: inc byte ptr cs:[0x56b]
0x12b89: jmp 0x12baa
0x12b8b: mov ax, 0x3508
0x12b8e: int 0x21
0x12b90: mov word ptr cs:[0x570], bx
0x12b95: mov word ptr cs:[0x572], es
0x12b9a: push cs
0x12b9b: pop ds
0x12b9c: mov word ptr [0x57c], 0xffff
0x12ba2: mov ax, 0x2508
0x12ba5: mov dx, 0x191
0x12ba8: int 0x21
0x12baa: pop dx
2018-12-17T23:05:12.647221575Z 53 PC: 12b90 | Get interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T23:05:12.648494546Z 37 PC: 12baa | Set interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T23:05:12.649755177Z 75 PC: 12bb6 | Execute program
2018-12-17T23:05:12.666136955Z 9 PC: 13415 | Display string (String= '')
2018-12-17T23:05:12.668092145Z 9 PC: 1341c | Display string (Could not find end pointer)
2018-12-17T23:05:12.678558871Z 76 PC: 13432 | Terminate with return code (Return code = '0')
2018-12-17T23:05:12.681382139Z 73 PC: 12bbc | Release memory
2018-12-17T23:05:12.682588245Z 77 PC: 12bc0 | Get program return code
2018-12-17T23:05:12.684566583Z 49 PC: 12bce | Terminate and stay resident (Return code = '0' | Memory size = '112')