Sample viewer

vx.netlux.org/Virus.DOS.VCL.571

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:09:50.88803065Z 47 PC: 12e50 | Get disk transfer address
2018-12-17T22:09:50.889472911Z 26 PC: 12e5c | Set disk transfer address
2018-12-17T22:09:50.890715519Z 42 PC: 12e61 | Get date 0x12e61: cmp dh, 6
0x12e64: jl 0x12e78
0x12e66: mov ah, 0x19
0x12e68: int 0x21
0x12e6a: mov ch, 0
0x12e6c: inc al
0x12e6e: mov cl, al
0x12e70: pop ax
0x12e71: push cx
0x12e72: call 0x12e8e
0x12e75: pop cx
0x12e76: loop 0x12e71
0x12e78: pop dx
0x12e79: mov ah, 0x1a
0x12e7b: int 0x21
0x12e7d: mov sp, bp
0x12e7f: xor ax, ax
0x12e81: mov bx, ax
0x12e83: mov cx, ax
0x12e85: mov dx, ax
2018-12-17T22:09:50.892806449Z 25 PC: 12e6a | Get default drive
2018-12-17T22:09:50.894115724Z 71 PC: 12e9d | Get current directory
2018-12-17T22:09:50.896850634Z 59 PC: 12ea5 | Change current directory
2018-12-17T22:09:50.900577104Z 47 PC: 12eba | Get disk transfer address
2018-12-17T22:09:50.901618199Z 26 PC: 12ec8 | Set disk transfer address
2018-12-17T22:09:50.90298823Z 78 PC: 12ed3 | Find first file
2018-12-17T22:09:50.913566575Z 79 PC: 12efb | Find next file
2018-12-17T22:09:50.915863777Z 79 PC: 12efb | Find next file
2018-12-17T22:09:50.918588322Z 79 PC: 12efb | Find next file
2018-12-17T22:09:50.920990606Z 79 PC: 12efb | Find next file
2018-12-17T22:09:50.923483721Z 79 PC: 12efb | Find next file
2018-12-17T22:09:50.926948347Z 79 PC: 12efb | Find next file
2018-12-17T22:09:50.92939832Z 79 PC: 12efb | Find next file
2018-12-17T22:09:50.932483733Z 79 PC: 12efb | Find next file
2018-12-17T22:09:50.935627172Z 79 PC: 12efb | Find next file
2018-12-17T22:09:50.938143816Z 47 PC: 12f21 | Get disk transfer address
2018-12-17T22:09:50.93917574Z 26 PC: 12f32 | Set disk transfer address
2018-12-17T22:09:50.940547271Z 78 PC: 12f3c | Find first file
2018-12-17T22:09:50.948618536Z 47 PC: 12f54 | Get disk transfer address
2018-12-17T22:09:50.949791232Z 61 PC: 12f6d | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:09:50.957525751Z 63 PC: 12f7b | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:09:50.963763231Z 66 PC: 12f87 | Move file pointer
2018-12-17T22:09:50.965138931Z 62 PC: 12f8c | Close file
2018-12-17T22:09:50.968146008Z 67 PC: 12fb0 | Get or set file attributes
2018-12-17T22:09:50.985659889Z 61 PC: 12fb9 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:09:50.994707141Z 64 PC: 12fcb | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:09:50.997537695Z 66 PC: 12fd3 | Move file pointer
2018-12-17T22:09:51.000068935Z 64 PC: 13077 | Write file or device (Write 571 bytes on handle 5)
2018-12-17T22:09:51.016247024Z 87 PC: 12fe7 | Get or set file date and time
2018-12-17T22:09:51.018297032Z 62 PC: 12feb | Close file
2018-12-17T22:09:51.033556817Z 67 PC: 12ffc | Get or set file attributes
2018-12-17T22:09:51.043160419Z 26 PC: 12f4e | Set disk transfer address
2018-12-17T22:09:51.044300035Z 26 PC: 12f0d | Set disk transfer address
2018-12-17T22:09:51.050405744Z 59 PC: 12eaf | Change current directory
2018-12-17T22:09:51.052358281Z 26 PC: 12e7d | Set disk transfer address

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2219,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:45:10.261629669Z 47 PC: 12e50 | Get disk transfer address
2018-12-25T11:45:10.26380306Z 26 PC: 12e5c | Set disk transfer address
2018-12-25T11:45:10.266268242Z 42 PC: 12e61 | Get date 0x12e61: cmp dh, 6
0x12e64: jl 0x12e78
0x12e66: mov ah, 0x19
0x12e68: int 0x21
0x12e6a: mov ch, 0
0x12e6c: inc al
0x12e6e: mov cl, al
0x12e70: pop ax
0x12e71: push cx
0x12e72: call 0x12e8e
0x12e75: pop cx
0x12e76: loop 0x12e71
0x12e78: pop dx
0x12e79: mov ah, 0x1a
0x12e7b: int 0x21
0x12e7d: mov sp, bp
0x12e7f: xor ax, ax
0x12e81: mov bx, ax
0x12e83: mov cx, ax
0x12e85: mov dx, ax
2018-12-25T11:45:10.269867336Z 26 PC: 12e7d | Set disk transfer address

{"DateBased":true,"Day":1,"Month":6,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2219,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:45:10.521624174Z 47 PC: 12e50 | Get disk transfer address
2018-12-25T11:45:10.523239166Z 26 PC: 12e5c | Set disk transfer address
2018-12-25T11:45:10.524797518Z 42 PC: 12e61 | Get date 0x12e61: cmp dh, 6
0x12e64: jl 0x12e78
0x12e66: mov ah, 0x19
0x12e68: int 0x21
0x12e6a: mov ch, 0
0x12e6c: inc al
0x12e6e: mov cl, al
0x12e70: pop ax
0x12e71: push cx
0x12e72: call 0x12e8e
0x12e75: pop cx
0x12e76: loop 0x12e71
0x12e78: pop dx
0x12e79: mov ah, 0x1a
0x12e7b: int 0x21
0x12e7d: mov sp, bp
0x12e7f: xor ax, ax
0x12e81: mov bx, ax
0x12e83: mov cx, ax
0x12e85: mov dx, ax
2018-12-25T11:45:10.527168691Z 25 PC: 12e6a | Get default drive
2018-12-25T11:45:10.528275413Z 71 PC: 12e9d | Get current directory
2018-12-25T11:45:10.531627175Z 59 PC: 12ea5 | Change current directory
2018-12-25T11:45:10.537088953Z 47 PC: 12eba | Get disk transfer address
2018-12-25T11:45:10.538073811Z 26 PC: 12ec8 | Set disk transfer address
2018-12-25T11:45:10.539752893Z 78 PC: 12ed3 | Find first file
2018-12-25T11:45:10.546787123Z 79 PC: 12efb | Find next file
2018-12-25T11:45:10.549571973Z 79 PC: 12efb | Find next file (See above)
2018-12-25T11:45:10.553395661Z 79 PC: 12efb | Find next file (See above)
2018-12-25T11:45:10.556182607Z 79 PC: 12efb | Find next file (See above)
2018-12-25T11:45:10.558928992Z 79 PC: 12efb | Find next file (See above)
2018-12-25T11:45:10.562420229Z 79 PC: 12efb | Find next file (See above)
2018-12-25T11:45:10.5653147Z 79 PC: 12efb | Find next file (See above)
2018-12-25T11:45:10.56792329Z 79 PC: 12efb | Find next file (See above)
2018-12-25T11:45:10.570426906Z 79 PC: 12efb | Find next file (See above)
2018-12-25T11:45:10.572926117Z 47 PC: 12f21 | Get disk transfer address
2018-12-25T11:45:10.574071364Z 26 PC: 12f32 | Set disk transfer address
2018-12-25T11:45:10.575143086Z 78 PC: 12f3c | Find first file
2018-12-25T11:45:10.582649336Z 47 PC: 12f54 | Get disk transfer address
2018-12-25T11:45:10.583978804Z 61 PC: 12f6d | Open file (Filename = 'SLEEP.COM')
2018-12-25T11:45:10.591239098Z 63 PC: 12f7b | Read file or device (Read 3 bytes on handle 5)
2018-12-25T11:45:10.599064039Z 66 PC: 12f87 | Move file pointer
2018-12-25T11:45:10.600849174Z 62 PC: 12f8c | Close file
2018-12-25T11:45:10.602986841Z 67 PC: 12fb0 | Get or set file attributes
2018-12-25T11:45:10.621425017Z 61 PC: 12fb9 | Open file (Filename = 'SLEEP.COM')
2018-12-25T11:45:10.628796852Z 64 PC: 12fcb | Write file or device (Write 3 bytes on handle 5)
2018-12-25T11:45:10.631790824Z 66 PC: 12fd3 | Move file pointer
2018-12-25T11:45:10.634750733Z 64 PC: 13077 | Write file or device (Write 571 bytes on handle 5)
2018-12-25T11:45:10.644197374Z 87 PC: 12fe7 | Get or set file date and time
2018-12-25T11:45:10.645977972Z 62 PC: 12feb | Close file
2018-12-25T11:45:10.655317114Z 67 PC: 12ffc | Get or set file attributes
2018-12-25T11:45:10.666368235Z 26 PC: 12f4e | Set disk transfer address
2018-12-25T11:45:10.667769955Z 26 PC: 12f0d | Set disk transfer address
2018-12-25T11:45:10.669872727Z 59 PC: 12eaf | Change current directory
2018-12-25T11:45:10.672737261Z 26 PC: 12e7d | Set disk transfer address