Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKLM\software\microsoft\windows\currentversion\Policies\Explorer\Run] '517952666' = '%ProgramFiles%\msgburudx.exe'
- [HKCU\software\microsoft\windows nt\currentversion\Windows] 'Load' = ''
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)
- Windows Action Center
modifies the following system settings:
- Hides taskbar notifications
Injects code into
the following system processes:
- %WINDIR%\syswow64\msiexec.exe
Modifies file system
Creates the following files
- %ProgramFiles%\msgburudx.exe
Sets the 'hidden' attribute to the following files
- %ProgramFiles%\msgburudx.exe
Deletes itself.
Network activity
Connects to
- 'microsoft.com':80
- 'co###imefl.com':80
TCP
HTTP POST requests
- http://co###imefl.com/blog/index.php
UDP
- DNS ASK eu####.pool.ntp.org
- DNS ASK no######erica.pool.ntp.org
- DNS ASK microsoft.com
- DNS ASK co###imefl.com
- 'eu####.pool.ntp.org':123
- 'no######erica.pool.ntp.org':123
- 'localhost':59925
- 'localhost':55273
Miscellaneous
Executes the following
- '%WINDIR%\syswow64\msiexec.exe'
