Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe] 'Debugger' = '%PROGRAM_FILES%\Microsoft Common\wuauclt.exe'
Malicious functions:
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
- <SYSTEM32>\svchost.exe
Modifies file system :
Creates the following files:
- <SYSTEM32>\config\systemprofile\Local Settings\Temporary Internet Files\Content.IE5\6YQRA29M\ld[1].php
- %PROGRAM_FILES%\Microsoft Common\wuauclt.exe
Deletes itself.
Network activity:
Connects to:
- 'aa##xu.ru':80
TCP:
HTTP GET requests:
- aa##xu.ru/load3/ld.php?v=###################
UDP:
- DNS ASK aa##xu.ru
- DNS ASK www.microsoft.com
