Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'LAN Service' = '%ProgramFiles%\LAN Service\lansv.exe'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\Svchostnx.exe
Malicious functions:
Creates and executes the following:
- '%HOMEPATH%\Start Menu\Programs\Startup\Svchostnx.exe'
Executes the following:
- '<SYSTEM32>\reg.exe' add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Svchostnxlink" /d "cmd /c type "%TEMP%\Svchostnxlink.txt" | cmd"
- '<SYSTEM32>\cmd.exe'
Injects code into
the following user processes:
- Svchostnx.exe
Modifies file system:
Creates the following files:
- %ProgramFiles%\LAN Service\lansv.exe
- %APPDATA%\23EF5514-3059-436F-A4A7-4CEFAAB20EB1\run.dat
- %TEMP%\Svchostnxlink.txt
Network activity:
Connects to:
- 'localhost':54001
- '84.##.129.40':54001
