Technical Information
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%WINDIR%\System\sdbun.exe' = '%WINDIR%\System\sdbun.exe:*:Enabled:KL'
Creates and executes the following:
- %WINDIR%\system\sdbun.exe
Modifies file system :
Creates the following files:
- %WINDIR%\system\ddid
- %WINDIR%\system\sdbun.exe
Sets the 'hidden' attribute to the following files:
- %WINDIR%\system\ddid
- %WINDIR%\system\sdbun.exe
Network activity:
Connects to:
- '93.##8.134.11':80
TCP:
HTTP GET requests:
- 93.##8.134.11/index.php?ui##################
UDP:
- DNS ASK yandex.ru
- '<Private IP address>':1036
