Win32.HLLW.Autoruner1.29813

Added to the Dr.Web virus database: 2012-11-17

Virus description added: 2012-11-17

To ensure autorun and distribution:

Creates the following files on removable media:

Malicious functions:

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

[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<Full path to virus>' = '<Full path to virus>:*:Enabled:ipsec'

To complicate detection of its presence in the operating system,

forces the system hide from view:

blocks execution of the following system utilities:

blocks the following features:

Creates and executes the following:

Executes the following:

Injects code into

the following system processes:

a large number of user processes.

Modifies file system :

Creates the following files:

%TEMP%\a.exe
%TEMP%\winnjdnuf.exe
%TEMP%\000325AA_Rar\<Virus name>.exe
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\u[1].exe

Sets the 'hidden' attribute to the following files:

Deletes the following files:

Network activity:

Connects to:

TCP:

HTTP GET requests:

UDP:

Miscellaneous:

Searches for the following windows: