Technical Information
Malicious functions
Injects code into
the following system processes:
- %WINDIR%\microsoft.net\framework\v4.0.30319\installutil.exe
Network activity
Connects to
- 'wo###.ddns.net':443
- 'x1.#.lencr.org':80
- 'microsoft.com':80
TCP
HTTP GET requests
- http://x1.#.lencr.org/
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt
Other
- 'wo###.ddns.net':443
UDP
- DNS ASK wo###.ddns.net
- DNS ASK x1.#.lencr.org
- DNS ASK microsoft.com
Miscellaneous
Creates and executes the following
- '%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' -EncodedCommand "PAAjAHUAbABwACMAPgAgAEEAZABkAC0ATQBwAFAAcgBlAGYAZQByAGUAbgBjAGUAIAA8ACMAcwBrAHQAIwA+ACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAGEAdABoACAAQAAoACQAZQBuAHYAOgBVAHMAZQByAFAAcgBvAGYAaQBsAGUA...' (with hidden window)
Executes the following
- '%WINDIR%\microsoft.net\framework\v4.0.30319\installutil.exe'
- '%WINDIR%\syswow64\windowspowershell\v1.0\powershell.exe' -EncodedCommand "PAAjAHUAbABwACMAPgAgAEEAZABkAC0ATQBwAFAAcgBlAGYAZQByAGUAbgBjAGUAIAA8ACMAcwBrAHQAIwA+ACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAGEAdABoACAAQAAoACQAZQBuAHYAOgBVAHMAZQByAFAAcgBvAGYAaQBsAGUA...
