Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '61f4ab6d91a978b1c9d29dc2fa09b616' = '"%TEMP%\Shaders.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '61f4ab6d91a978b1c9d29dc2fa09b616' = '"%TEMP%\Shaders.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\61f4ab6d91a978b1c9d29dc2fa09b616.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\Shaders.exe' = '%TEMP%\Shaders.exe:*:Enabled:Shaders.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\Shaders.exe" "Shaders.exe" ENABLE
Modifies file system:
Creates the following files:
- %TEMP%\RarSFX1\Shader.exe
- %TEMP%\RarSFX0\Shader.sfx.exe
- %TEMP%\RarSFX0\Shader.bat
Deletes the following files:
- %TEMP%\RarSFX0\Shader.sfx.exe
- %TEMP%\RarSFX0\Shader.bat
- %TEMP%\RarSFX1\Shader.exe
Network activity:
Connects to:
- '<LOCALNET>.1.101':1604
Miscellaneous:
Searches for the following windows:
- ClassName: 'EDIT' WindowName: ''
Creates and executes the following:
- '%TEMP%\Shaders.exe'
- '%TEMP%\RarSFX1\Shader.exe'
- '%TEMP%\RarSFX0\Shader.sfx.exe' -pshaders -d%HOMEPATH%\Local Settings\Temp
Executes the following:
- '<SYSTEM32>\cmd.exe' /c ""%TEMP%\RarSFX0\Shader.bat" "
