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Win32.HLLW.Autoruner2.2409

Added to the Dr.Web virus database: 2014-01-22

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'aae59fe4115e6c3e16a54f7d1852cebc' = '"%APPDATA%\hack.exe" ..'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'aae59fe4115e6c3e16a54f7d1852cebc' = '"%APPDATA%\hack.exe" ..'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\aae59fe4115e6c3e16a54f7d1852cebc.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\hack.exe' = '%APPDATA%\hack.exe:*:Enabled:hack.exe'
Creates and executes the following:
  • '%APPDATA%\hack.exe'
Executes the following:
  • '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%APPDATA%\hack.exe" "hack.exe" ENABLE
Modifies file system :
Creates the following files:
  • %APPDATA%\hack.exe
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: '(null)'
  • ClassName: 'Shell_TrayWnd' WindowName: '(null)'