Win32.HLLW.Autoruner.57594

Added to the Dr.Web virus database: 2011-09-02

Virus description added: 2011-09-02

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'SYS2' = '%WINDIR%\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'SYS1' = '%WINDIR%\scvost.com'

Creates the following files on removable media:

<Drive name for removable media>:\MonsterHunter_Freedom_3G_easda_9re292j92.jpg.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\japan.exe
<Drive name for removable media>:\JapanGirl_10_429_FreedomGirl_onjapan_20a5k2o24n554i.jpg.exe

Malicious functions:

To complicate detection of its presence in the operating system,

forces the system hide from view:

Modifies settings of Windows Explorer:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFolderOptions' = '00000001'

Forces autoplay for removable media.

Modifies file system :

Creates the following files:

Sets the 'hidden' attribute to the following files:

Deletes the following files: