Sample viewer

vx.netlux.org/Virus.DOS.Jerusalem.f2

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:47:58.055348336Z 224 PC: 12ada | UNKNOWN!
2018-12-17T22:47:58.057756Z 224 PC: 12b2d | UNKNOWN!
2018-12-17T22:47:58.059132066Z 74 PC: 12bb1 | Reallocate memory
2018-12-17T22:47:58.060960441Z 53 PC: 12bb6 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:47:58.062551381Z 37 PC: 12bca | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:47:58.065532592Z 42 PC: 12bfa | Get date 0x12bfa: mov byte ptr cs:[0xe], 0
0x12c00: cmp cx, 0x7c3
0x12c04: je 0x12c36
0x12c06: cmp al, 5
0x12c08: jne 0x12c17
0x12c0a: cmp dl, 0xd
0x12c0d: jne 0x12c17
0x12c0f: inc byte ptr cs:[0xe]
0x12c14: jmp 0x12c36
0x12c16: nop
0x12c17: mov ax, 0x3508
0x12c1a: int 0x21
0x12c1c: mov word ptr cs:[0x13], bx
0x12c21: mov word ptr cs:[0x15], es
0x12c26: push cs
0x12c27: pop ds
0x12c28: mov word ptr [0x1f], 0x7e90
0x12c2e: mov ax, 0x2508
0x12c31: mov dx, 0x21d
0x12c34: int 0x21
2018-12-17T22:47:58.083921516Z 53 PC: 12c1c | Get interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T22:47:58.086192223Z 37 PC: 12c36 | Set interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T22:47:58.089358473Z 75 PC: 12c42 | Execute program
2018-12-17T22:47:58.106158972Z 9 PC: 132e2 | Display string (String= 'Goat file (COM). Size=0000014Dh/0000000333d bytes. ')
2018-12-17T22:47:58.115282326Z 76 PC: 132e6 | Terminate with return code (Return code = '36')
2018-12-17T22:47:58.120257334Z 73 PC: 12c48 | Release memory
2018-12-17T22:47:58.121872178Z 77 PC: 12c4c | Get program return code
2018-12-17T22:47:58.123339345Z 49 PC: 12c5a | Terminate and stay resident (Return code = '36' | Memory size = '112')