Technical Information
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\XNXX.exe' = '%TEMP%\XNXX.exe:*:Enabled:XNXX.exe'
Creates and executes the following:
- '%TEMP%\XNXX.exe'
- '%HOMEPATH%\Local Settings\Tempserver.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\XNXX.exe" "XNXX.exe" ENABLE
Modifies file system :
Creates the following files:
- %TEMP%\XNXX.exe
- %HOMEPATH%\Local Settings\Tempserver.exe
Network activity:
Connects to:
- 'localhost':81
