Win32.HLLW.Autoruner1.56936

Added to the Dr.Web virus database: 2013-09-22

Virus description added: 2013-09-23

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'db4bfcecf00f040a52e8147198a5a73b' = '"%TEMP%\hstllov.exe" ..'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'db4bfcecf00f040a52e8147198a5a73b' = '"%TEMP%\hstllov.exe" ..'

Creates or modifies the following files:

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] '%TEMP%\hstllov.exe' = '%TEMP%\hstllov.exe:*:Enabled:hstllov.exe'

Creates and executes the following:

Executes the following:

'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\hstllov.exe" "hstllov.exe" ENABLE

Modifies file system :

Creates the following files:

Sets the 'hidden' attribute to the following files:

Network activity:

Connects to:

UDP:

Miscellaneous:

Searches for the following windows: