Technical Information
Malicious functions
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
- Windows Defender
adds antivirus exclusion with following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Group Policy Objects\{2548A104-1DD8-46E0-B52C-5BAB89DAE70D}Machine\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Extensions] 'exe' = ...
- [<HKLM>\Software\Policies\Microsoft\Windows Defender\Exclusions\Extensions] 'exe' = ''
Injects code into
the following system processes:
- %WINDIR%\microsoft.net\framework\v4.0.30319\installutil.exe
Modifies file system
Creates the following files
- %WINDIR%\syswow64\grouppolicy\gpt.ini
Substitutes the following files
- %ALLUSERSPROFILE%\ntuser.pol
Network activity
Connects to
- 'ip##fo.io':443
- 'vk.com':80
- 'vk.com':443
- 'microsoft.com':80
TCP
HTTP GET requests
- http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt
Other
- 'ip##fo.io':443
- 'vk.com':80
- 'vk.com':443
UDP
- DNS ASK ko####-24.online
- DNS ASK ip##fo.io
- DNS ASK vk.com
- DNS ASK microsoft.com
Miscellaneous
Executes the following
- '%WINDIR%\microsoft.net\framework\v4.0.30319\installutil.exe'
- '<SYSTEM32>\raserver.exe' /offerraupdate
