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Win32.HLLW.Autoruner2.17218

Added to the Dr.Web virus database: 2014-09-02

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '886daf78d41cbe8d8874664df74ceaf0' = '"%APPDATA%\xexplorer.exe" ..'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '886daf78d41cbe8d8874664df74ceaf0' = '"%APPDATA%\xexplorer.exe" ..'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\886daf78d41cbe8d8874664df74ceaf0.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\xexplorer.exe' = '%APPDATA%\xexplorer.exe:*:Enabled:xexplorer.exe'
Creates and executes the following:
  • '%APPDATA%\xexplorer.exe'
Executes the following:
  • '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%APPDATA%\xexplorer.exe" "xexplorer.exe" ENABLE
Modifies file system :
Creates the following files:
  • %APPDATA%\xexplorer.exe
Network activity:
Connects to:
  • 'ha#####.bounceme.net':5000
UDP:
  • DNS ASK ha#####.bounceme.net
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''
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