Sample viewer

vx.netlux.org/Virus.DOS.Jerusalem.1522

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:33:39.353315633Z 224 PC: 12ad6 | UNKNOWN!
2018-12-17T22:33:39.354466472Z 224 PC: 12b2a | UNKNOWN!
2018-12-17T22:33:39.355557085Z 74 PC: 12bae | Reallocate memory
2018-12-17T22:33:39.356786655Z 53 PC: 12bb3 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:33:39.358290424Z 37 PC: 12bc7 | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:33:39.359754101Z 42 PC: 12bf7 | Get date 0x12bf7: mov byte ptr cs:[0xe], 0
0x12bfd: cmp cx, 0x7c3
0x12c01: je 0x12c33
0x12c03: cmp al, 5
0x12c05: jne 0x12c14
0x12c07: cmp dl, 0xd
0x12c0a: jne 0x12c14
0x12c0c: inc byte ptr cs:[0xe]
0x12c11: jmp 0x12c33
0x12c13: nop
0x12c14: mov ax, 0x3508
0x12c17: int 0x21
0x12c19: mov word ptr cs:[0x13], bx
0x12c1e: mov word ptr cs:[0x15], es
0x12c23: push cs
0x12c24: pop ds
0x12c25: mov word ptr [0x1f], 0x7e90
0x12c2b: mov ax, 0x2508
0x12c2e: mov dx, 0x21a
0x12c31: int 0x21
2018-12-17T22:33:39.361744109Z 53 PC: 12c19 | Get interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T22:33:39.363085656Z 37 PC: 12c33 | Set interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T22:33:39.364514857Z 75 PC: 12c3f | Execute program
2018-12-17T22:33:39.377734347Z 9 PC: 132e2 | Display string (String= 'Goat file (COM). Size=000001F4h/0000000500d bytes. ')
2018-12-17T22:33:39.38172582Z 76 PC: 132e6 | Terminate with return code (Return code = '36')
2018-12-17T22:33:39.386402651Z 73 PC: 12c45 | Release memory
2018-12-17T22:33:39.387681222Z 77 PC: 12c49 | Get program return code
2018-12-17T22:33:39.388727526Z 49 PC: 12c57 | Terminate and stay resident (Return code = '36' | Memory size = '112')