Win32.HLLW.Autoruner1.35217

Added to the Dr.Web virus database: 2013-04-12

Virus description added: 2013-04-23

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Classes\regfile\shell\open\command] '' = '%WINDIR%\winlog.EXE %1'
[<HKLM>\SOFTWARE\Classes\chm.file\shell\open\command] '' = '%WINDIR%\winlog.EXE %1'
[<HKLM>\SOFTWARE\Classes\VBSFile\Shell\Open\Command] '' = '%WINDIR%\winlog.EXE %1'
[<HKLM>\SOFTWARE\Classes\txtfile\shell\open\command] '' = '%WINDIR%\winlog.EXE %1'
[<HKLM>\SOFTWARE\Classes\Drive\shell\open\command] '' = '%WINDIR%\winlog.EXE %1'
[<HKLM>\SOFTWARE\Classes\inifile\shell\open\command] '' = '%WINDIR%\winlog.EXE %1'
[<HKLM>\SOFTWARE\Classes\inffile\shell\open\command] '' = '%WINDIR%\winlog.EXE %1'

Creates the following files on removable media:

<Drive name for removable media>:\Recycled.{645FF040-5081-101B-9F08-00AA002F954E}\winlog.EXE
<Drive name for removable media>:\autorun.inf

Malicious functions:

To complicate detection of its presence in the operating system,

forces the system hide from view:

Creates and executes the following:

Modifies file system :

Creates the following files:

Sets the 'hidden' attribute to the following files: