Win32.HLLW.Autoruner1.28439

Added to the Dr.Web virus database: 2012-10-21

Virus description added: 2012-10-22

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'SystemRegistryRepair' = '%WINDIR%\Help\temp.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'DesktopSecurityGuard' = '<SYSTEM32>\service.kno'

Creates or modifies the following files:

%HOMEPATH%\Start Menu\Programs\Startup\AMATEUR PRIVATE PORN NAKED COLLEGE GIRL LEGS SPREADING PUSSY.scr

Creates the following files on removable media:

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\AMATEUR PRIVATE PORN NAKED COLLEGE GIRL LEGS SPREADING PUSSY.exe
<Drive name for removable media>:\1810454.exe

Malicious functions:

To bypass firewall, removes or modifies the following registry keys:

[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\service.kno' = '<SYSTEM32>\service.kno:*:Enabled:Windows Time Sync'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<Full path to virus>' = '<Full path to virus>:*:Enabled:Windows Time Sync'

Creates and executes the following:

Modifies settings of Windows Internet Explorer:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Associations] 'LowRiskFileTypes' = '.exe;.chm;.kno'

Modifies file system :

Creates the following files:

Sets the 'hidden' attribute to the following files:

Deletes the following files:

%HOMEPATH%\Start Menu\Programs\Startup\AMATEUR PRIVATE PORN NAKED COLLEGE GIRL LEGS SPREADING PUSSY.scr

Network activity:

Connects to:

TCP:

HTTP GET requests:

HTTP POST requests:

UDP:

Miscellaneous:

Searches for the following windows: