Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'vVFetEHRNB' = 'C:\Users\Public\vVFetEHRNB.vbs'
- [<HKLM>\Software\Microsoft\Windows\CurrentVersion\Run] 'DOS Host' = '%ProgramFiles%\DOS Host\doshost.exe'
Malicious functions
Injects code into
the following system processes:
- %WINDIR%\microsoft.net\framework\v4.0.30319\regsvcs.exe
Modifies file system
Creates the following files
- %HOMEPATH%\qualpok\thamultimes.bat
- %APPDATA%\5f9fe710-99e6-4c04-be62-a7f1b8b321d1\run.dat
- %ProgramFiles%\dos host\doshost.exe
Network activity
UDP
- DNS ASK ev####ary.ddns.net
Miscellaneous
Executes the following
- '%WINDIR%\microsoft.net\framework\v4.0.30319\regsvcs.exe'
