Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '3544786d835c75b37ff9542ff938a545' = '"%APPDATA%\Internet System.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '3544786d835c75b37ff9542ff938a545' = '"%APPDATA%\Internet System.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\3544786d835c75b37ff9542ff938a545.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\Internet System.exe' = '%APPDATA%\Internet System.exe:*:Enab...
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%APPDATA%\Internet System.exe" "Internet System.exe" ENABLE
Modifies file system:
Creates the following files:
- %APPDATA%\Internet System.exe
Network activity:
Connects to:
- 'ka####18.linkpc.net':2323
UDP:
- DNS ASK ka####18.linkpc.net
Miscellaneous:
Creates and executes the following:
- '%APPDATA%\Internet System.exe'
