Sample viewer

vx.netlux.org/Trojan.DOS.Erase26.f

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:03:30.366642315Z 72 PC: 8f1b9 | Allocate memory
2018-12-17T23:03:30.368866379Z 72 PC: 8f1bd | Allocate memory
2018-12-17T23:03:30.370934748Z 99 PC: 90858 | Get DBCS lead byte table pointer
2018-12-17T23:03:30.373655586Z 61 PC: 91f88 | Open file (Filename = 'C:\WINDOWS\HIMEM.SYS')
2018-12-17T23:03:30.384636095Z 66 PC: 91f95 | Move file pointer
2018-12-17T23:03:30.385964318Z 62 PC: 91fc1 | Close file
2018-12-17T23:03:30.38746028Z 75 PC: 91fe0 | Execute program
2018-12-17T23:03:30.39719299Z 98 PC: 916f1 | Get current PSP
2018-12-17T23:03:30.398695515Z 9 PC: c605 | Display string (String= '6��r�&;] u')
2018-12-17T23:03:30.401312654Z 48 PC: c609 | Get DOS version
2018-12-17T23:03:30.403344027Z 9 PC: c382 | Display string (String= ' Installed A20 handler number ')
2018-12-17T23:03:30.40568736Z 2 PC: c38c | Character output (Char = '32')
2018-12-17T23:03:30.407122671Z 2 PC: c3a7 | Character output (Char = '2e')
2018-12-17T23:03:30.409438249Z 9 PC: c6d9 | Display string (String= '�����VH�VD���V@��������������_���Ku��t1��������D�����t �� ��������a1��Z�����W���� ������5���|�����(���������Nj�(��������p�^')
2018-12-17T23:03:30.412784969Z 9 PC: c6e0 | Display string (String= '�5���|�����(���������Nj�(��������p�^')
2018-12-17T23:03:30.41793972Z 61 PC: 91f88 | Open file (Filename = 'C:\WINDOWS\SMARTDRV.EXE')
2018-12-17T23:03:30.428249413Z 66 PC: 91f95 | Move file pointer
2018-12-17T23:03:30.431540943Z 62 PC: 91fc1 | Close file
2018-12-17T23:03:30.434542876Z 75 PC: 91fe0 | Execute program
2018-12-17T23:03:30.454996742Z 98 PC: 916f1 | Get current PSP
2018-12-17T23:03:30.460130597Z 82 PC: 13d46 | Get DOS internal pointers (SYSVARS)
2018-12-17T23:03:30.461822093Z 53 PC: 13ac3 | Get interrupt vector (Interrupt = '19' AKA 'Delete file')
2018-12-17T23:03:30.463307507Z 37 PC: 13ad6 | Set interrupt vector (Interrupt = '19' AKA 'Delete file')
2018-12-17T23:03:30.466138865Z 53 PC: 13ae0 | Get interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T23:03:30.467628545Z 37 PC: 13af3 | Set interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T23:03:30.468992285Z 9 PC: 13a0d | Display string (Could not find end pointer)
2018-12-17T23:03:30.476924366Z 62 PC: 8f8eb | Close file
2018-12-17T23:03:30.479531444Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.481604647Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.483387773Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.486617597Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.488508929Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.490451447Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.498189752Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.499836091Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.501064291Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.503384931Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.505879842Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.508630444Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.511658255Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.513622805Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.515483554Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.518208034Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.527843324Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.529868176Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.53265487Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.535175921Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.53700921Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.539279125Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.540780441Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.542286986Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.545181379Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.546625651Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.548071244Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.550433202Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.551821101Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.553314544Z 62 PC: 8f8f2 | Close file
2018-12-17T23:03:30.555627054Z 61 PC: 8f8ff | Open file (Filename = '')
2018-12-17T23:03:30.560546873Z 62 PC: 8f90e | Close file
2018-12-17T23:03:30.562448189Z 69 PC: 8f915 | Duplicate handle
2018-12-17T23:03:30.56524244Z 69 PC: 8f919 | Duplicate handle
2018-12-17T23:03:30.566776958Z 61 PC: 9387b | Open file (Filename = '')
2018-12-17T23:03:30.571256971Z 68 PC: 9386b | I/O control for devices (Set for = '')
2018-12-17T23:03:30.572758946Z 61 PC: 9387b | Open file (Filename = '')
2018-12-17T23:03:30.579992079Z 68 PC: 9386b | I/O control for devices (Set for = '')
2018-12-17T23:03:30.582264032Z 74 PC: 8f9c4 | Reallocate memory
2018-12-17T23:03:30.58356365Z 72 PC: 8f9e0 | Allocate memory
2018-12-17T23:03:30.5862653Z 72 PC: 8f9e4 | Allocate memory
2018-12-17T23:03:30.58784879Z 74 PC: 8f9fb | Reallocate memory
2018-12-17T23:03:30.589283363Z 72 PC: 8fa02 | Allocate memory
2018-12-17T23:03:30.591813047Z 72 PC: 8fa06 | Allocate memory
2018-12-17T23:03:30.593332468Z 73 PC: 8fa11 | Release memory
2018-12-17T23:03:30.594843269Z 73 PC: 8efea | Release memory
2018-12-17T23:03:30.597492663Z 74 PC: 8f003 | Reallocate memory
2018-12-17T23:03:30.59896111Z 72 PC: 8f054 | Allocate memory
2018-12-17T23:03:30.600676926Z 72 PC: 8f058 | Allocate memory
2018-12-17T23:03:30.604541516Z 73 PC: 8f060 | Release memory
2018-12-17T23:03:30.606058704Z 61 PC: 8f080 | Open file (Filename = '')
2018-12-17T23:03:30.616808706Z 63 PC: 8f095 | Read file or device (Read 4 bytes on handle 5)
2018-12-17T23:03:30.624514949Z 66 PC: 8f0ad | Move file pointer
2018-12-17T23:03:30.626398703Z 62 PC: 8f0d1 | Close file
2018-12-17T23:03:30.628447676Z 75 PC: 8f0f2 | Execute program
2018-12-17T23:03:30.650582496Z 80 PC: 12be9 | Set current PSP
2018-12-17T23:03:30.651749345Z 48 PC: 12bee | Get DOS version
2018-12-17T23:03:30.653796184Z 99 PC: 193d0 | Get DBCS lead byte table pointer
2018-12-17T23:03:30.657593373Z 101 PC: 12c74 | Get extended country info
2018-12-17T23:03:30.659545366Z 99 PC: 12c7a | Get DBCS lead byte table pointer
2018-12-17T23:03:30.661399727Z 74 PC: 12cdc | Reallocate memory
2018-12-17T23:03:30.664088561Z 72 PC: 1355d | Allocate memory
2018-12-17T23:03:30.665993427Z 25 PC: 13596 | Get default drive
2018-12-17T23:03:30.667513123Z 71 PC: 135ad | Get current directory
2018-12-17T23:03:30.67098458Z 59 PC: 135ba | Change current directory
2018-12-17T23:03:30.67675008Z 59 PC: 135c8 | Change current directory
2018-12-17T23:03:30.683376553Z 59 PC: 135d3 | Change current directory
2018-12-17T23:03:30.688247627Z 25 PC: 12d13 | Get default drive
2018-12-17T23:03:30.689710745Z 37 PC: 127d3 | Set interrupt vector (Interrupt = '34' AKA 'Random write')
2018-12-17T23:03:30.691074577Z 37 PC: 127da | Set interrupt vector (Interrupt = '35' AKA 'Get file size in records')
2018-12-17T23:03:30.692561803Z 37 PC: 127e1 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T23:03:30.695755955Z 80 PC: 1301d | Set current PSP
2018-12-17T23:03:30.696935279Z 37 PC: 13041 | Set interrupt vector (Interrupt = '46' AKA 'Set verify flag')
2018-12-17T23:03:30.698492764Z 53 PC: 13362 | Get interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T23:03:30.70022188Z 37 PC: 13383 | Set interrupt vector (Interrupt = '47' AKA 'Get disk transfer address')
2018-12-17T23:03:30.70138301Z 51 PC: 13417 | Get or set Ctrl-Break
2018-12-17T23:03:30.703202972Z 72 PC: 130ec | Allocate memory
2018-12-17T23:03:30.705492926Z 61 PC: 131b2 | Open file (Filename = '')
2018-12-17T23:03:30.711585926Z 62 PC: 131ba | Close file
2018-12-17T23:03:30.713928416Z 51 PC: 1344c | Get or set Ctrl-Break
2018-12-17T23:03:30.716193523Z 74 PC: 1197c | Reallocate memory
2018-12-17T23:03:30.717852891Z 72 PC: 11991 | Allocate memory
2018-12-17T23:03:30.719692474Z 73 PC: 119b2 | Release memory
2018-12-17T23:03:30.721831331Z 72 PC: 119bd | Allocate memory
2018-12-17T23:03:30.723647177Z 73 PC: 119df | Release memory
2018-12-17T23:03:30.725145757Z 72 PC: 119f5 | Allocate memory
2018-12-17T23:03:30.727561011Z 72 PC: 119fd | Allocate memory