Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKLM>\software\Wow6432Node\microsoft\windows\currentversion\Policies\Explorer\Run] '4283949065' = '%ProgramFiles%\mscln.exe'
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
blocks execution of the following system utilities:
- Windows Firewall
- Windows Update
- Windows Security Center
- Windows Defender
blocks the following features:
- User Account Control (UAC)
Injects code into
the following system processes:
- %WINDIR%\syswow64\msiexec.exe
Modifies file system
Moves itself
- from <Full path to file> to %ProgramFiles%\mscln.exe
Network activity
Connects to
- 'update.microsoft.com':80
TCP
HTTP POST requests
- http://dn####vis22.com.ua/and/gate.php
- http://dn###jashkd1.ru/and/gate.php
UDP
- DNS ASK update.microsoft.com
- DNS ASK dn###jashkd1.ru
- DNS ASK dn####vis22.com.ua
Miscellaneous
Executes the following
- '%WINDIR%\syswow64\msiexec.exe'
