Win32.HLLW.Autoruner2.818

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '8515eb34d8f9de5af815466e9715b3e5' = '"%APPDATA%\Trojan.exe" ..'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '8515eb34d8f9de5af815466e9715b3e5' = '"%APPDATA%\Trojan.exe" ..'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '18.exe' = '%APPDATA%Microsoft\System\Services\18.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '18.exe' = '%APPDATA%Microsoft\System\Services\18.exe'

Creates or modifies the following files:

Malicious functions:

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

[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\Trojan.exe' = '%APPDATA%\Trojan.exe:*:Enabled:Trojan.exe'

Creates and executes the following:

Executes the following:

'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%APPDATA%\Trojan.exe" "Trojan.exe" ENABLE

Modifies file system :

Creates the following files:

%WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\enterprisesec.config.cch.new
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\google[1]
%WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\security.config.cch.new
%APPDATA%Microsoft\System\Services\18.exe
%APPDATA%\Trojan.exe

Sets the 'hidden' attribute to the following files:

Moves the following files:

from %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\enterprisesec.config.cch.new to %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\enterprisesec.config.cch
from %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\security.config.cch.new to %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\security.config.cch

Network activity:

Connects to:

TCP:

HTTP GET requests:

UDP:

Miscellaneous:

Searches for the following windows: