Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'mfmuax' = '%HOMEPATH%\mfmuax.exe /F'
Creates the following files on removable media
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\mfmuax.exe
- <Drive name for removable media>:\split.exe
- <Drive name for removable media>:\join.exe
- <Drive name for removable media>:\default.exe
- <Drive name for removable media>:\dial.exe
- <Drive name for removable media>:\toolbar.exe
- <Drive name for removable media>:\dashborder_192.exe
- <Drive name for removable media>:\february_catalogue__2015.exe
- <Drive name for removable media>:\hanni_umami_chapter.exe
- <Drive name for removable media>:\ovp25012015.exe
- <Drive name for removable media>:\weeklysheet1215.exe
- <Drive name for removable media>:\cveuropeo.exe
- <Drive name for removable media>:\pushkin.exe
- <Drive name for removable media>:\210252809.exe
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Modifies file system
Creates the following files
- %HOMEPATH%\mfmuax.exe
Sets the 'hidden' attribute to the following files
- %HOMEPATH%\mfmuax.exe
- <Drive name for removable media>:\autorun.inf
Network activity
Connects to
- 'ns#.##ayer1352.com':8000
UDP
- DNS ASK ns#.##ayer1352.com
Miscellaneous
Creates and executes the following
- '%HOMEPATH%\mfmuax.exe'
