Sample viewer

vx.netlux.org/Virus.DOS.Flash.688.a

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:48:44.160265043Z 72 PC: 8f1b9 | Allocate memory
2018-12-17T22:48:44.162056371Z 72 PC: 8f1bd | Allocate memory
2018-12-17T22:48:44.164770013Z 99 PC: 90858 | Get DBCS lead byte table pointer
2018-12-17T22:48:44.167826701Z 61 PC: 91f88 | Open file (Filename = 'C:\WINDOWS\HIMEM.SYS')
2018-12-17T22:48:44.176751172Z 66 PC: 91f95 | Move file pointer
2018-12-17T22:48:44.18178407Z 62 PC: 91fc1 | Close file
2018-12-17T22:48:44.183405484Z 75 PC: 91fe0 | Execute program
2018-12-17T22:48:44.195294133Z 98 PC: 916f1 | Get current PSP
2018-12-17T22:48:44.197060757Z 9 PC: c605 | Display string (String= '6��r�&;] u')
2018-12-17T22:48:44.200379335Z 48 PC: c609 | Get DOS version
2018-12-17T22:48:44.203155699Z 9 PC: c382 | Display string (String= ' Installed A20 handler number ')
2018-12-17T22:48:44.206687806Z 2 PC: c38c | Character output (Char = '32')
2018-12-17T22:48:44.212491416Z 2 PC: c3a7 | Character output (Char = '2e')
2018-12-17T22:48:44.214983978Z 9 PC: c6d9 | Display string (String= '�����VH�VD���V@��������������_���Ku��t1��������D�����t �� ��������a1��Z�����W���� ������5���|�����(���������Nj�(��������p�^')
2018-12-17T22:48:44.218517393Z 9 PC: c6e0 | Display string (String= '�5���|�����(���������Nj�(��������p�^')
2018-12-17T22:48:44.222532837Z 61 PC: 91f88 | Open file (Filename = 'C:\WINDOWS\SMARTDRV.EXE')
2018-12-17T22:48:44.230469562Z 66 PC: 91f95 | Move file pointer
2018-12-17T22:48:44.232119971Z 62 PC: 91fc1 | Close file
2018-12-17T22:48:44.234626696Z 75 PC: 91fe0 | Execute program
2018-12-17T22:48:44.259967313Z 98 PC: 916f1 | Get current PSP
2018-12-17T22:48:44.264515665Z 82 PC: 13d46 | Get DOS internal pointers (SYSVARS)
2018-12-17T22:48:44.266613118Z 53 PC: 13ac3 | Get interrupt vector (Interrupt = '19' AKA 'Delete file')
2018-12-17T22:48:44.267972407Z 37 PC: 13ad6 | Set interrupt vector (Interrupt = '19' AKA 'Delete file')
2018-12-17T22:48:44.269306728Z 53 PC: 13ae0 | Get interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T22:48:44.27064754Z 37 PC: 13af3 | Set interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T22:48:44.271783583Z 9 PC: 13a0d | Display string (Could not find end pointer)
2018-12-17T22:48:44.279800427Z 62 PC: 8f8eb | Close file
2018-12-17T22:48:44.282611505Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.28438377Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.28605625Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.289161127Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.29100547Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.292811382Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.301729499Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.303859521Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.305964333Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.308311502Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.312033283Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.314072125Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.316129846Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.318625689Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.320481418Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.322442099Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.324771203Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.326716239Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.32860961Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.332866095Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.334758429Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.336618036Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.339384043Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.341377233Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.342541823Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.344067032Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.357316359Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.359176193Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.361997154Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.363427169Z 62 PC: 8f8f2 | Close file
2018-12-17T22:48:44.365102211Z 61 PC: 8f8ff | Open file (Filename = '')
2018-12-17T22:48:44.370591496Z 62 PC: 8f90e | Close file
2018-12-17T22:48:44.373382667Z 69 PC: 8f915 | Duplicate handle
2018-12-17T22:48:44.375185107Z 69 PC: 8f919 | Duplicate handle
2018-12-17T22:48:44.376831107Z 61 PC: 9387b | Open file (Filename = '')
2018-12-17T22:48:44.385647729Z 68 PC: 9386b | I/O control for devices (Set for = '')
2018-12-17T22:48:44.387777601Z 61 PC: 9387b | Open file (Filename = '')
2018-12-17T22:48:44.393953726Z 68 PC: 9386b | I/O control for devices (Set for = '')
2018-12-17T22:48:44.397307912Z 74 PC: 8f9c4 | Reallocate memory
2018-12-17T22:48:44.39893054Z 72 PC: 8f9e0 | Allocate memory
2018-12-17T22:48:44.401582143Z 72 PC: 8f9e4 | Allocate memory
2018-12-17T22:48:44.404909964Z 74 PC: 8f9fb | Reallocate memory
2018-12-17T22:48:44.410535452Z 72 PC: 8fa02 | Allocate memory
2018-12-17T22:48:44.412427299Z 72 PC: 8fa06 | Allocate memory
2018-12-17T22:48:44.414984071Z 73 PC: 8fa11 | Release memory
2018-12-17T22:48:44.41669182Z 73 PC: 8efea | Release memory
2018-12-17T22:48:44.418187842Z 74 PC: 8f003 | Reallocate memory
2018-12-17T22:48:44.420234307Z 72 PC: 8f054 | Allocate memory
2018-12-17T22:48:44.423681012Z 72 PC: 8f058 | Allocate memory
2018-12-17T22:48:44.426744377Z 73 PC: 8f060 | Release memory
2018-12-17T22:48:44.430113387Z 61 PC: 8f080 | Open file (Filename = '')
2018-12-17T22:48:44.440993786Z 63 PC: 8f095 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T22:48:44.44808938Z 66 PC: 8f0ad | Move file pointer
2018-12-17T22:48:44.450864879Z 62 PC: 8f0d1 | Close file
2018-12-17T22:48:44.454318616Z 75 PC: 8f0f2 | Execute program
2018-12-17T22:48:44.478090949Z 80 PC: 12be9 | Set current PSP
2018-12-17T22:48:44.47949112Z 48 PC: 12bee | Get DOS version
2018-12-17T22:48:44.482625253Z 99 PC: 193d0 | Get DBCS lead byte table pointer
2018-12-17T22:48:44.486094569Z 101 PC: 12c74 | Get extended country info
2018-12-17T22:48:44.487848154Z 99 PC: 12c7a | Get DBCS lead byte table pointer
2018-12-17T22:48:44.490318911Z 74 PC: 12cdc | Reallocate memory
2018-12-17T22:48:44.492669029Z 72 PC: 1355d | Allocate memory
2018-12-17T22:48:44.494700532Z 25 PC: 13596 | Get default drive
2018-12-17T22:48:44.496906608Z 71 PC: 135ad | Get current directory
2018-12-17T22:48:44.500113224Z 59 PC: 135ba | Change current directory
2018-12-17T22:48:44.506974927Z 59 PC: 135c8 | Change current directory
2018-12-17T22:48:44.513292826Z 59 PC: 135d3 | Change current directory
2018-12-17T22:48:44.51788342Z 25 PC: 12d13 | Get default drive
2018-12-17T22:48:44.519213908Z 37 PC: 127d3 | Set interrupt vector (Interrupt = '34' AKA 'Random write')
2018-12-17T22:48:44.520593486Z 37 PC: 127da | Set interrupt vector (Interrupt = '35' AKA 'Get file size in records')
2018-12-17T22:48:44.5234013Z 37 PC: 127e1 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T22:48:44.525797735Z 80 PC: 1301d | Set current PSP
2018-12-17T22:48:44.526805212Z 37 PC: 13041 | Set interrupt vector (Interrupt = '46' AKA 'Set verify flag')
2018-12-17T22:48:44.529440973Z 53 PC: 13362 | Get interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T22:48:44.53150004Z 37 PC: 13383 | Set interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T22:48:44.533598979Z 51 PC: 13417 | Get or set Ctrl-Break
2018-12-17T22:48:44.536832787Z 72 PC: 130ec | Allocate memory
2018-12-17T22:48:44.539550187Z 61 PC: 131b2 | Open file (Filename = '')
2018-12-17T22:48:44.546502503Z 62 PC: 131ba | Close file
2018-12-17T22:48:44.550240734Z 51 PC: 1344c | Get or set Ctrl-Break
2018-12-17T22:48:44.55274213Z 74 PC: 1197c | Reallocate memory
2018-12-17T22:48:44.55425068Z 72 PC: 11991 | Allocate memory
2018-12-17T22:48:44.556098165Z 73 PC: 119b2 | Release memory
2018-12-17T22:48:44.5586503Z 72 PC: 119bd | Allocate memory
2018-12-17T22:48:44.560464455Z 73 PC: 119df | Release memory
2018-12-17T22:48:44.562381108Z 72 PC: 119f5 | Allocate memory
2018-12-17T22:48:44.565149119Z 72 PC: 119fd | Allocate memory