Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '550cabe74129dde63d9f4192d611b861' = '"%TEMP%\server.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '550cabe74129dde63d9f4192d611b861' = '"%TEMP%\server.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\550cabe74129dde63d9f4192d611b861.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\server.exe' = '%TEMP%\server.exe:*:Enabled:server.exe'
Creates and executes the following:
- '%TEMP%\server.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\server.exe" "server.exe" ENABLE
Modifies file system :
Creates the following files:
- %TEMP%\server.exe
Network activity:
Connects to:
- 'ho#####am.no-ip.info':5552
UDP:
- DNS ASK ho#####am.no-ip.info
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'Indicator' WindowName: '(null)'
