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Win32.HLLW.Autoruner1.53016

Added to the Dr.Web virus database: 2013-08-06

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Svchost' = '%WINDIR%\svchost.exe'
Creates the following files on removable media:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\system.exe
Malicious functions:
Creates and executes the following:
  • '%WINDIR%\svchost.exe'
Modifies file system :
Creates the following files:
  • %WINDIR%\svchost.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\system.exe
  • <Drive name for removable media>:\autorun.inf
  • %WINDIR%\svchost.exe
Deletes the following files:
  • %TEMP%\~DF4F59.tmp