Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '2370b3d37f4b2dc195bfeab70ea31b93' = '"%TEMP%\System.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '2370b3d37f4b2dc195bfeab70ea31b93' = '"%TEMP%\System.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\2370b3d37f4b2dc195bfeab70ea31b93.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\System.exe' = '%TEMP%\System.exe:*:Enabled:System.exe'
Creates and executes the following:
- '%TEMP%\System.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\System.exe" "System.exe" ENABLE
Modifies file system:
Creates the following files:
- %TEMP%\System.exe
Network activity:
Connects to:
- 'ah####0.linkpc.net':2020
UDP:
- DNS ASK ah####0.linkpc.net
