Sample viewer

vx.netlux.org/Virus.DOS.Jerusalem.BSA.2116

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:38:32.512944151Z 255 PC: 12bce | UNKNOWN!
2018-12-17T22:38:32.522619152Z 255 PC: 12c0e | UNKNOWN!
2018-12-17T22:38:32.524132065Z 74 PC: 12c60 | Reallocate memory
2018-12-17T22:38:32.52594489Z 53 PC: 12c65 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:38:32.528866809Z 53 PC: 12c74 | Get interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T22:38:32.530566926Z 37 PC: 12c86 | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:38:32.532333268Z 42 PC: 12cc5 | Get date 0x12cc5: mov byte ptr cs:[0x31], 0
0x12ccb: cmp cx, 0x7cb
0x12ccf: jb 0x12cfb
0x12cd1: inc byte ptr cs:[0x31]
0x12cd6: nop
0x12cd7: nop
0x12cd8: mov ax, 0x3508
0x12cdb: int 0x21
0x12cdd: mov word ptr cs:[0x25], bx
0x12ce2: mov word ptr cs:[0x27], es
0x12ce7: push cs
0x12ce8: pop ds
0x12ce9: inc word ptr [0x2d]
0x12ced: mov word ptr [0x2f], 0x2aa8
0x12cf3: mov ax, 0x2508
0x12cf6: mov dx, 0x2e8
0x12cf9: int 0x21
0x12cfb: pop dx
0x12cfc: pop cx
0x12cfd: pop bx
2018-12-17T22:38:32.535612809Z 53 PC: 12cdd | Get interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T22:38:32.537315249Z 37 PC: 12cfb | Set interrupt vector (Interrupt = '8' AKA 'Console input without echo')
2018-12-17T22:38:32.538748927Z 75 PC: 12d07 | Execute program
2018-12-17T22:38:32.55960887Z 9 PC: 134e5 | Display string (String= 'Sophos Ltd, Oxford sacrificial COM goat F400H bytes long ')
2018-12-17T22:38:32.566436977Z 0 PC: 134e9 | Program terminate
2018-12-17T22:38:32.569540289Z 73 PC: 12d0d | Release memory
2018-12-17T22:38:32.571278938Z 77 PC: 12d11 | Get program return code
2018-12-17T22:38:32.57272212Z 49 PC: 12d24 | Terminate and stay resident (Return code = '0' | Memory size = '160')