Win32.HLLW.Lime.2130

Added to the Dr.Web virus database: 2012-01-31

Virus description added: 2012-02-21

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Update' = '%CommonProgramFiles%\System\wasdadt.exe'

Malicious functions:

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

[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%CommonProgramFiles%\System\wasdadt.exe' = '%CommonProgramFiles%\System\wasdadt.exe:*:Enabled:Windows Update'

Creates and executes the following:

Modifies file system :

Creates the following files:

Sets the 'hidden' attribute to the following files:

Network activity:

Connects to:

UDP: