Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] 'X2SDGHL8' = '%ProgramFiles(x86)%\Dnvch\gdi9rb.exe'
Malicious functions
Creates and executes the following
- '' (downloaded from the Internet)
Creates and executes the following (exploit)
- '%APPDATA%\benxa66743.exe'
Injects code into
the following system processes:
- %WINDIR%\explorer.exe
Modifies file system
Creates the following files
- %APPDATA%\benxa66743.exe
- %APPDATA%\6-7aptbe\6-7logri.ini
- %APPDATA%\6-7aptbe\6-7logrv.ini
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\policy.vpol
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\3ccd5499-87a8-4b10-a215-608888dd3b55.vsch
- %ALLUSERSPROFILE%\microsoft\vault\ac658cb4-9126-49bd-b877-31eedab3f204\2f1a6504-0641-44cf-8bb5-3612d865f2e5.vsch
- %LOCALAPPDATA%\microsoft\vault\4bf4c442-9b8a-41a0-b380-dd4a704ddb28\policy.vpol
- %APPDATA%\6-7aptbe\6-7logim.jpeg
Deletes the following files
- %APPDATA%\benxa66743.exe
Network activity
TCP
HTTP GET requests
- http://ab##s.ir/kingx/benx.exe
- http://www.ai###ybrush.com/n1g/?Qt################################################################################
UDP
- DNS ASK ab##s.ir
- DNS ASK ai###ybrush.com
Miscellaneous
Executes the following
- '%CommonProgramFiles%\microsoft shared\equation\eqnedt32.exe' -Embedding
- '%WINDIR%\syswow64\wuapp.exe'
- '%WINDIR%\syswow64\cmd.exe' del "%APPDATA%\benxa66743.exe"
- '%ProgramFiles(x86)%\mozilla firefox\firefox.exe'
