Sample viewer

vx.netlux.org/Virus.DOS.BlackMonday.1055

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:27:33.493365089Z 254 PC: 12a7f | UNKNOWN!
2018-12-17T22:27:33.496076739Z 53 PC: 12b19 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:27:33.498799889Z 37 PC: 12b29 | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:27:33.500409138Z 74 PC: 12b36 | Reallocate memory
2018-12-17T22:27:33.502412538Z 75 PC: 12b67 | Execute program
2018-12-17T22:27:33.526277667Z 76 PC: 132a5 | Terminate with return code (Return code = '0')
2018-12-17T22:27:33.529983601Z 42 PC: 12b6b | Get date 0x12b6b: cmp al, 1
0x12b6d: jne 0x12b86
0x12b6f: mov ax, 0x401
0x12b72: mov cx, 1
0x12b75: mov dx, 0x180
0x12b78: int 0x13
0x12b7a: cmp ah, 1
0x12b7d: je 0x12b86
0x12b7f: mov word ptr cs:[0x338], 0x9090
0x12b86: mov es, word ptr cs:[6]
0x12b8b: mov ax, 0x4900
0x12b8e: int 0x21
0x12b90: mov dx, 0x80
0x12b93: mov ax, 0x3100
0x12b96: int 0x21
0x12b98: mov cx, 0x2a41
0x12b9b: wait
0x12b9c: push si
0x12b9d: add ax, 0xd62
0x12ba0: add ax, 0
2018-12-17T22:27:33.533685561Z 73 PC: 12b90 | Release memory
2018-12-17T22:27:33.536276514Z 49 PC: 12b98 | Terminate and stay resident (Return code = '0' | Memory size = '128')

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":4898,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:53:12.412460569Z 254 PC: 12a7f | UNKNOWN!
2018-12-25T11:53:12.413966088Z 53 PC: 12b19 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:53:12.414849498Z 37 PC: 12b29 | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:53:12.415670524Z 74 PC: 12b36 | Reallocate memory
2018-12-25T11:53:12.417465924Z 75 PC: 12b67 | Execute program
2018-12-25T11:53:12.426284306Z 76 PC: 132a5 | Terminate with return code (Return code = '0')
2018-12-25T11:53:12.428278391Z 42 PC: 12b6b | Get date 0x12b6b: cmp al, 1
0x12b6d: jne 0x12b86
0x12b6f: mov ax, 0x401
0x12b72: mov cx, 1
0x12b75: mov dx, 0x180
0x12b78: int 0x13
0x12b7a: cmp ah, 1
0x12b7d: je 0x12b86
0x12b7f: mov word ptr cs:[0x338], 0x9090
0x12b86: mov es, word ptr cs:[6]
0x12b8b: mov ax, 0x4900
0x12b8e: int 0x21
0x12b90: mov dx, 0x80
0x12b93: mov ax, 0x3100
0x12b96: int 0x21
0x12b98: mov cx, 0x2a41
0x12b9b: wait
0x12b9c: push si
0x12b9d: add ax, 0xd62
0x12ba0: add ax, 0
2018-12-25T11:53:12.429965211Z 73 PC: 12b90 | Release memory
2018-12-25T11:53:12.431511473Z 49 PC: 12b98 | Terminate and stay resident (Return code = '0' | Memory size = '128')

{"DateBased":true,"Day":7,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":4898,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:53:12.553919313Z 254 PC: 12a7f | UNKNOWN!
2018-12-25T11:53:12.555740952Z 53 PC: 12b19 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:53:12.558883625Z 37 PC: 12b29 | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:53:12.560178642Z 74 PC: 12b36 | Reallocate memory
2018-12-25T11:53:12.561796957Z 75 PC: 12b67 | Execute program
2018-12-25T11:53:12.577832241Z 76 PC: 132a5 | Terminate with return code (Return code = '0')
2018-12-25T11:53:12.581138117Z 42 PC: 12b6b | Get date 0x12b6b: cmp al, 1
0x12b6d: jne 0x12b86
0x12b6f: mov ax, 0x401
0x12b72: mov cx, 1
0x12b75: mov dx, 0x180
0x12b78: int 0x13
0x12b7a: cmp ah, 1
0x12b7d: je 0x12b86
0x12b7f: mov word ptr cs:[0x338], 0x9090
0x12b86: mov es, word ptr cs:[6]
0x12b8b: mov ax, 0x4900
0x12b8e: int 0x21
0x12b90: mov dx, 0x80
0x12b93: mov ax, 0x3100
0x12b96: int 0x21
0x12b98: mov cx, 0x2a41
0x12b9b: wait
0x12b9c: push si
0x12b9d: add ax, 0xd62
0x12ba0: add ax, 0
2018-12-25T11:53:12.584453862Z 73 PC: 12b90 | Release memory
2018-12-25T11:53:12.586920686Z 49 PC: 12b98 | Terminate and stay resident (Return code = '0' | Memory size = '128')