Sample viewer

vx.netlux.org/Virus.DOS.Stalker.1254

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:05:29.611092291Z 26 PC: 12a78 | Set disk transfer address
2018-12-17T23:05:29.613559009Z 78 PC: 12a81 | Find first file
2018-12-17T23:05:29.620927374Z 61 PC: 12abe | Open file (Filename = '!@')
2018-12-17T23:05:29.626900516Z 79 PC: 12aa1 | Find next file
2018-12-17T23:05:29.630074816Z 59 PC: 12aaa | Change current directory
2018-12-17T23:05:31.845414628Z 72 PC: 8f1b9 | Allocate memory
2018-12-17T23:05:31.84771851Z 72 PC: 8f1bd | Allocate memory
2018-12-17T23:05:31.850604427Z 99 PC: 90858 | Get DBCS lead byte table pointer
2018-12-17T23:05:31.86183295Z 61 PC: 91f88 | Open file (Filename = 'C:\WINDOWS\HIMEM.SYS')
2018-12-17T23:05:31.879901426Z 66 PC: 91f95 | Move file pointer
2018-12-17T23:05:31.881944899Z 62 PC: 91fc1 | Close file
2018-12-17T23:05:31.885202524Z 75 PC: 91fe0 | Execute program
2018-12-17T23:05:31.90366957Z 98 PC: 916f1 | Get current PSP
2018-12-17T23:05:31.905883803Z 9 PC: c605 | Display string (String= '6r&;] u')
2018-12-17T23:05:31.91135471Z 48 PC: c609 | Get DOS version
2018-12-17T23:05:31.915959199Z 9 PC: c382 | Display string (String= ' Installed A20 handler number ')
2018-12-17T23:05:31.918836119Z 2 PC: c38c | Character output (Char = '32')
2018-12-17T23:05:31.921466996Z 2 PC: c3a7 | Character output (Char = '2e')
2018-12-17T23:05:31.926628911Z 9 PC: c6d9 | Display string (String= 'VHVDV@_Kut1Dt a1ZW 5|(Nj(p^')
2018-12-17T23:05:31.931116049Z 9 PC: c6e0 | Display string (String= '5|(Nj(p^')
2018-12-17T23:05:31.936536843Z 61 PC: 91f88 | Open file (Filename = 'C:\WINDOWS\SMARTDRV.EXE')
2018-12-17T23:05:31.949092462Z 66 PC: 91f95 | Move file pointer
2018-12-17T23:05:31.951222057Z 62 PC: 91fc1 | Close file
2018-12-17T23:05:31.953882459Z 75 PC: 91fe0 | Execute program
2018-12-17T23:05:31.978286027Z 98 PC: 916f1 | Get current PSP
2018-12-17T23:05:31.983576665Z 82 PC: 13d46 | Get DOS internal pointers (SYSVARS)
2018-12-17T23:05:31.985638121Z 53 PC: 13ac3 | Get interrupt vector (Interrupt = '19' AKA 'Delete file')
2018-12-17T23:05:31.987971318Z 37 PC: 13ad6 | Set interrupt vector (Interrupt = '19' AKA 'Delete file')
2018-12-17T23:05:31.989885969Z 53 PC: 13ae0 | Get interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T23:05:31.991990707Z 37 PC: 13af3 | Set interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T23:05:31.994430965Z 9 PC: 13a0d | Display string (Could not find end pointer)
2018-12-17T23:05:32.00490463Z 62 PC: 8f8eb | Close file
2018-12-17T23:05:32.007859015Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.011326235Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.013919471Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.015912489Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.017846395Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.020344853Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.022493183Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.024240088Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.030402536Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.032298511Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.034130956Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.03728147Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.039516694Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.041299336Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.043520031Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.045411858Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.047770173Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.050155068Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.052354283Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.054567605Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.056656052Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.059224752Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.061116389Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.062984962Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.065813391Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.068486488Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.07043929Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.073338781Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.075649276Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.077562624Z 62 PC: 8f8f2 | Close file
2018-12-17T23:05:32.080259686Z 61 PC: 8f8ff | Open file (Filename = '')
2018-12-17T23:05:32.085769356Z 62 PC: 8f90e | Close file
2018-12-17T23:05:32.088018335Z 69 PC: 8f915 | Duplicate handle
2018-12-17T23:05:32.090873543Z 69 PC: 8f919 | Duplicate handle
2018-12-17T23:05:32.093028886Z 61 PC: 9387b | Open file (Filename = '')
2018-12-17T23:05:32.098374568Z 68 PC: 9386b | I/O control for devices (Set for = '')
2018-12-17T23:05:32.101060258Z 61 PC: 9387b | Open file (Filename = '')
2018-12-17T23:05:32.104995678Z 68 PC: 9386b | I/O control for devices (Set for = '')
2018-12-17T23:05:32.106538389Z 74 PC: 8f9c4 | Reallocate memory
2018-12-17T23:05:32.108071883Z 72 PC: 8f9e0 | Allocate memory
2018-12-17T23:05:32.10988885Z 72 PC: 8f9e4 | Allocate memory
2018-12-17T23:05:32.111187682Z 74 PC: 8f9fb | Reallocate memory
2018-12-17T23:05:32.112404851Z 72 PC: 8fa02 | Allocate memory
2018-12-17T23:05:32.114274005Z 72 PC: 8fa06 | Allocate memory
2018-12-17T23:05:32.115584479Z 73 PC: 8fa11 | Release memory
2018-12-17T23:05:32.116908429Z 73 PC: 8efea | Release memory
2018-12-17T23:05:32.118933737Z 74 PC: 8f003 | Reallocate memory
2018-12-17T23:05:32.120723342Z 72 PC: 8f054 | Allocate memory
2018-12-17T23:05:32.122598669Z 72 PC: 8f058 | Allocate memory
2018-12-17T23:05:32.125583211Z 73 PC: 8f060 | Release memory
2018-12-17T23:05:32.127584574Z 61 PC: 8f080 | Open file (Filename = '')
2018-12-17T23:05:32.138957439Z 63 PC: 8f095 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:05:32.145792882Z 66 PC: 8f0ad | Move file pointer
2018-12-17T23:05:32.148236658Z 62 PC: 8f0d1 | Close file
2018-12-17T23:05:32.150160826Z 75 PC: 8f0f2 | Execute program
2018-12-17T23:05:32.173808562Z 80 PC: 12be9 | Set current PSP
2018-12-17T23:05:32.17504633Z 48 PC: 12bee | Get DOS version
2018-12-17T23:05:32.1769555Z 99 PC: 193d0 | Get DBCS lead byte table pointer
2018-12-17T23:05:32.179553665Z 101 PC: 12c74 | Get extended country info
2018-12-17T23:05:32.181768831Z 99 PC: 12c7a | Get DBCS lead byte table pointer
2018-12-17T23:05:32.183416239Z 74 PC: 12cdc | Reallocate memory
2018-12-17T23:05:32.185281406Z 72 PC: 1355d | Allocate memory
2018-12-17T23:05:32.187899368Z 25 PC: 13596 | Get default drive
2018-12-17T23:05:32.189284633Z 71 PC: 135ad | Get current directory
2018-12-17T23:05:32.192029575Z 59 PC: 135ba | Change current directory
2018-12-17T23:05:32.19830207Z 59 PC: 135c8 | Change current directory
2018-12-17T23:05:32.204660175Z 59 PC: 135d3 | Change current directory
2018-12-17T23:05:32.208744014Z 25 PC: 12d13 | Get default drive
2018-12-17T23:05:32.211064057Z 37 PC: 127d3 | Set interrupt vector (Interrupt = '34' AKA 'Random write')
2018-12-17T23:05:32.212923483Z 37 PC: 127da | Set interrupt vector (Interrupt = '35' AKA 'Get file size in records')
2018-12-17T23:05:32.214360155Z 37 PC: 127e1 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T23:05:32.218041016Z 80 PC: 1301d | Set current PSP
2018-12-17T23:05:32.219382268Z 37 PC: 13041 | Set interrupt vector (Interrupt = '46' AKA 'Set verify flag')
2018-12-17T23:05:32.221868563Z 53 PC: 13362 | Get interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T23:05:32.223982027Z 37 PC: 13383 | Set interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T23:05:32.225624055Z 51 PC: 13417 | Get or set Ctrl-Break
2018-12-17T23:05:32.227760091Z 72 PC: 130ec | Allocate memory
2018-12-17T23:05:32.230842427Z 61 PC: 131b2 | Open file (Filename = '')
2018-12-17T23:05:32.237601487Z 62 PC: 131ba | Close file
2018-12-17T23:05:32.240090297Z 51 PC: 1344c | Get or set Ctrl-Break
2018-12-17T23:05:32.241832193Z 74 PC: 1197c | Reallocate memory
2018-12-17T23:05:32.243785766Z 72 PC: 11991 | Allocate memory
2018-12-17T23:05:32.245676661Z 73 PC: 119b2 | Release memory
2018-12-17T23:05:32.247629714Z 72 PC: 119bd | Allocate memory
2018-12-17T23:05:32.251212992Z 73 PC: 119df | Release memory
2018-12-17T23:05:32.25270653Z 72 PC: 119f5 | Allocate memory
2018-12-17T23:05:32.254696623Z 72 PC: 119fd | Allocate memory