Sample viewer

vx.netlux.org/Virus.DOS.Jerusalem.Sunday.a2

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:42:00.357580077Z 255 PC: 12ada | UNKNOWN!
2018-12-17T22:42:00.359108248Z 255 PC: 12b2d | UNKNOWN!
2018-12-17T22:42:00.360121554Z 74 PC: 12bae | Reallocate memory
2018-12-17T22:42:00.361521621Z 53 PC: 12bb3 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:42:00.363198676Z 37 PC: 12bc7 | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:42:00.364960209Z 42 PC: 12bf7 | Get date 0x12bf7: mov byte ptr cs:[0xe], 0
0x12bfd: cmp cx, 0x7c5
0x12c01: je 0x12c2f
0x12c03: cmp al, 7
0x12c05: jne 0x12c10
0x12c07: inc byte ptr cs:[0xe]
0x12c0c: jmp 0x12c2f
0x12c0e: nop
0x12c0f: nop
0x12c10: mov ax, 0x3508
0x12c13: int 0x21
0x12c15: mov word ptr cs:[0x13], bx
0x12c1a: mov word ptr cs:[0x15], es
0x12c1f: push cs
0x12c20: pop ds
0x12c21: mov word ptr [0x1f], 0x7e90
0x12c27: mov dx, 0x216
0x12c2a: mov ax, 0x2508
0x12c2d: int 0x21
0x12c2f: pop dx
2018-12-17T22:42:00.367640246Z 53 PC: 12c15 | Get interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T22:42:00.369472921Z 37 PC: 12c2f | Set interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T22:42:00.388662078Z 75 PC: 12c3b | Execute program
2018-12-17T22:42:00.405319809Z 9 PC: 132bd | Display string (String= '')
2018-12-17T22:42:00.40745064Z 9 PC: 132c4 | Display string (Could not find end pointer)
2018-12-17T22:42:00.418899235Z 76 PC: 132da | Terminate with return code (Return code = '0')
2018-12-17T22:42:00.42218704Z 73 PC: 12c41 | Release memory
2018-12-17T22:42:00.423876083Z 77 PC: 12c45 | Get program return code
2018-12-17T22:42:00.425882675Z 49 PC: 12c53 | Terminate and stay resident (Return code = '0' | Memory size = '117')