Win32.HLLW.Autoruner2.6069

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '5cd8f17f4086744065eb0992a09e05a2' = '"%TEMP%\Trojan.exe" ..'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '5cd8f17f4086744065eb0992a09e05a2' = '"%TEMP%\Trojan.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] '<SYSTEM32>\wscript.exe' = '<SYSTEM32>\wscript.exe:*:Enabled:wscript.exe'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\Trojan.exe' = '%TEMP%\Trojan.exe:*:Enabled:Trojan.exe'

To complicate detection of its presence in the operating system,

blocks the following features:

Creates and executes the following:

Executes the following:

'<SYSTEM32>\wscript.exe' "%TEMP%\Trojan.vbe"
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "<SYSTEM32>\wscript.exe" "wscript.exe" ENABLE
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\Trojan.exe" "Trojan.exe" ENABLE

Modifies file system :

Creates the following files:

Deletes 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:

UDP:

Miscellaneous:

Searches for the following windows: