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Win32.HLLW.Autoruner2.7270

Added to the Dr.Web virus database: 2014-02-18

Virus description added:

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.exe' = '%WINDIR%\System.exe:*:Enabled:System.exe'
Creates and executes the following:
  • '%WINDIR%\System.exe'
Executes the following:
  • '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%WINDIR%\System.exe" "System.exe" ENABLE
Modifies file system :
Creates the following files:
  • %WINDIR%\System.exe
Network activity:
Connects to:
  • 'gl#####nce.sytes.net':5552
UDP:
  • DNS ASK gl#####nce.sytes.net