Win32.HLLW.Autoruner1.8727

Added to the Dr.Web virus database: 2011-12-22

Virus description added: 2011-12-23

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'WindowsEngineST' = 'winengST.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices] 'WindowsEngineST' = 'winengST.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'WindowsEngineST' = 'winengST.exe'

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\AuthorizedApplications\List] '<SYSTEM32>' = '<SYSTEM32>:*:Enabled:winengST'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'

Creates and executes the following:

Modifies file system :

Creates the following files:

Sets the 'hidden' attribute to the following files:

Network activity:

Connects to:

Miscellaneous:

Searches for the following windows: