Sample viewer

vx.netlux.org/Virus.DOS.VCL_MUT-based.Parasitic

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:22:24.192107098Z 47 PC: 12a62 | Get disk transfer address
2018-12-17T22:22:24.193855689Z 26 PC: 12a6b | Set disk transfer address
2018-12-17T22:22:24.195095583Z 71 PC: 12b03 | Get current directory
2018-12-17T22:22:24.197888355Z 59 PC: 12b0c | Change current directory
2018-12-17T22:22:24.202148232Z 47 PC: 12b23 | Get disk transfer address
2018-12-17T22:22:24.203424244Z 26 PC: 12b32 | Set disk transfer address
2018-12-17T22:22:24.204434547Z 78 PC: 12b3e | Find first file
2018-12-17T22:22:24.215091757Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.217672785Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.220050573Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.222464748Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.230723886Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.233319473Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.235730388Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.239741963Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.242096884Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.244226068Z 47 PC: 12b8f | Get disk transfer address
2018-12-17T22:22:24.245920726Z 26 PC: 12b9f | Set disk transfer address
2018-12-17T22:22:24.247145802Z 78 PC: 12ba8 | Find first file
2018-12-17T22:22:24.257288979Z 47 PC: 12bc2 | Get disk transfer address
2018-12-17T22:22:24.265653668Z 61 PC: 12bdc | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:22:24.272379564Z 63 PC: 12be9 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:22:24.278480318Z 66 PC: 12bf2 | Move file pointer
2018-12-17T22:22:24.280088654Z 62 PC: 12bf8 | Close file
2018-12-17T22:22:24.282213183Z 67 PC: 12c19 | Get or set file attributes
2018-12-17T22:22:24.58669691Z 61 PC: 12c1f | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:22:24.593986003Z 64 PC: 12c2c | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:22:24.597260543Z 66 PC: 12c35 | Move file pointer
2018-12-17T22:22:24.59913178Z 64 PC: 12c41 | Write file or device (Write 610 bytes on handle 5)
2018-12-17T22:22:24.60769159Z 87 PC: 12c4d | Get or set file date and time
2018-12-17T22:22:24.611189312Z 62 PC: 12c52 | Close file
2018-12-17T22:22:24.627035647Z 67 PC: 12c60 | Get or set file attributes
2018-12-17T22:22:24.645815276Z 26 PC: 12bbb | Set disk transfer address
2018-12-17T22:22:24.647651841Z 26 PC: 12b7a | Set disk transfer address
2018-12-17T22:22:24.648729835Z 59 PC: 12b17 | Change current directory
2018-12-17T22:22:24.650652201Z 71 PC: 12b03 | Get current directory
2018-12-17T22:22:24.654803527Z 59 PC: 12b0c | Change current directory
2018-12-17T22:22:24.661337901Z 47 PC: 12b23 | Get disk transfer address
2018-12-17T22:22:24.662585583Z 26 PC: 12b32 | Set disk transfer address
2018-12-17T22:22:24.664355946Z 78 PC: 12b3e | Find first file
2018-12-17T22:22:24.670290358Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.672996824Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.676850089Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.679347765Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.681794523Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.688354838Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.690847404Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.693466838Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.696648872Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.69910103Z 47 PC: 12b8f | Get disk transfer address
2018-12-17T22:22:24.700051799Z 26 PC: 12b9f | Set disk transfer address
2018-12-17T22:22:24.701849137Z 78 PC: 12ba8 | Find first file
2018-12-17T22:22:24.708112054Z 47 PC: 12bc2 | Get disk transfer address
2018-12-17T22:22:24.709762238Z 61 PC: 12bdc | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:22:24.71696484Z 63 PC: 12be9 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:22:24.724900323Z 66 PC: 12bf2 | Move file pointer
2018-12-17T22:22:24.726733863Z 62 PC: 12bf8 | Close file
2018-12-17T22:22:24.728919164Z 79 PC: 12ba8 | Find next file
2018-12-17T22:22:24.732785784Z 47 PC: 12bc2 | Get disk transfer address
2018-12-17T22:22:24.73418976Z 61 PC: 12bdc | Open file (Filename = 'PRINT.COM')
2018-12-17T22:22:24.740856372Z 63 PC: 12be9 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:22:24.748042548Z 66 PC: 12bf2 | Move file pointer
2018-12-17T22:22:24.749649046Z 62 PC: 12bf8 | Close file
2018-12-17T22:22:24.765602923Z 67 PC: 12c19 | Get or set file attributes
2018-12-17T22:22:24.77699558Z 61 PC: 12c1f | Open file (Filename = 'PRINT.COM')
2018-12-17T22:22:24.783417989Z 64 PC: 12c2c | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:22:24.786164692Z 66 PC: 12c35 | Move file pointer
2018-12-17T22:22:24.788192223Z 64 PC: 12c41 | Write file or device (Write 610 bytes on handle 5)
2018-12-17T22:22:24.79619907Z 87 PC: 12c4d | Get or set file date and time
2018-12-17T22:22:24.797709236Z 62 PC: 12c52 | Close file
2018-12-17T22:22:24.806162519Z 67 PC: 12c60 | Get or set file attributes
2018-12-17T22:22:24.816067511Z 26 PC: 12bbb | Set disk transfer address
2018-12-17T22:22:24.817528585Z 26 PC: 12b7a | Set disk transfer address
2018-12-17T22:22:24.820116445Z 59 PC: 12b17 | Change current directory
2018-12-17T22:22:24.822301453Z 71 PC: 12b03 | Get current directory
2018-12-17T22:22:24.825501926Z 59 PC: 12b0c | Change current directory
2018-12-17T22:22:24.835201912Z 47 PC: 12b23 | Get disk transfer address
2018-12-17T22:22:24.837056839Z 26 PC: 12b32 | Set disk transfer address
2018-12-17T22:22:24.839178873Z 78 PC: 12b3e | Find first file
2018-12-17T22:22:24.849162125Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.851666136Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.854058613Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.85708288Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.859660605Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.862029122Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.864628374Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.866880269Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.869087282Z 79 PC: 12b69 | Find next file
2018-12-17T22:22:24.871726231Z 47 PC: 12b8f | Get disk transfer address
2018-12-17T22:22:24.872716665Z 26 PC: 12b9f | Set disk transfer address
2018-12-17T22:22:24.873605792Z 78 PC: 12ba8 | Find first file
2018-12-17T22:22:24.879661447Z 47 PC: 12bc2 | Get disk transfer address
2018-12-17T22:22:24.880633586Z 61 PC: 12bdc | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:22:24.88673557Z 63 PC: 12be9 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:22:24.894836496Z 66 PC: 12bf2 | Move file pointer
2018-12-17T22:22:24.896947184Z 62 PC: 12bf8 | Close file
2018-12-17T22:22:24.899077225Z 79 PC: 12ba8 | Find next file
2018-12-17T22:22:24.902610444Z 47 PC: 12bc2 | Get disk transfer address
2018-12-17T22:22:24.904341398Z 61 PC: 12bdc | Open file (Filename = 'PRINT.COM')
2018-12-17T22:22:24.911655Z 63 PC: 12be9 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:22:24.919154701Z 66 PC: 12bf2 | Move file pointer
2018-12-17T22:22:24.921208612Z 62 PC: 12bf8 | Close file
2018-12-17T22:22:24.923447052Z 79 PC: 12ba8 | Find next file
2018-12-17T22:22:24.926551092Z 47 PC: 12bc2 | Get disk transfer address
2018-12-17T22:22:24.929185699Z 61 PC: 12bdc | Open file (Filename = 'HELLO.COM')
2018-12-17T22:22:24.935661267Z 63 PC: 12be9 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:22:24.942162233Z 66 PC: 12bf2 | Move file pointer
2018-12-17T22:22:24.944285947Z 62 PC: 12bf8 | Close file
2018-12-17T22:22:24.946244328Z 67 PC: 12c19 | Get or set file attributes
2018-12-17T22:22:24.956303518Z 61 PC: 12c1f | Open file (Filename = 'HELLO.COM')
2018-12-17T22:22:24.964301103Z 64 PC: 12c2c | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:22:24.967072668Z 66 PC: 12c35 | Move file pointer
2018-12-17T22:22:24.968525335Z 64 PC: 12c41 | Write file or device (Write 610 bytes on handle 5)
2018-12-17T22:22:24.977917655Z 87 PC: 12c4d | Get or set file date and time
2018-12-17T22:22:24.979707759Z 62 PC: 12c52 | Close file
2018-12-17T22:22:24.988058415Z 67 PC: 12c60 | Get or set file attributes
2018-12-17T22:22:24.999343149Z 26 PC: 12bbb | Set disk transfer address
2018-12-17T22:22:25.000971392Z 26 PC: 12b7a | Set disk transfer address
2018-12-17T22:22:25.00230133Z 59 PC: 12b17 | Change current directory
2018-12-17T22:22:25.005277926Z 42 PC: 12c72 | Get date 0x12c72: mov al, dl
0x12c74: cwde
0x12c75: ret
0x12c76: push si
0x12c77: dec cx
0x12c78: push si
0x12c79: inc cx
0x12c7a: and byte ptr [di + 0x4c], al
0x12c7d: and byte ptr [di + 0x4a], al
0x12c80: inc bp
0x12c81: inc bx
0x12c82: push bp
0x12c83: push sp
0x12c84: dec di
0x12c85: push dx
0x12c86: or ax, 0x540a
0x12c89: push bp
0x12c8a: and byte ptr [bp + si + 0x49], dl
0x12c8d: inc di
0x12c8e: dec cx
2018-12-17T22:22:25.54033563Z 26 PC: 12ae2 | Set disk transfer address