Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yuijeuw' = '%HOMEPATH%\yuijeuw.exe /e'
Creates the following files on removable media
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\cleanlyrics.exe
- <Drive name for removable media>:\lom602.exe
- <Drive name for removable media>:\spib_pima.exe
- <Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.exe
- <Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.exe
- <Drive name for removable media>:\dualectls.exe
- <Drive name for removable media>:\video_1.exe
- <Drive name for removable media>:\parnas_01.exe
- <Drive name for removable media>:\1189.exe
- <Drive name for removable media>:\3.exe
- <Drive name for removable media>:\168.exe
- <Drive name for removable media>:\region-north-karelia.exe
- <Drive name for removable media>:\2.exe
- <Drive name for removable media>:\ovp25012015.exe
- <Drive name for removable media>:\dissolveanother.exe
- <Drive name for removable media>:\cveuropeo.exe
- <Drive name for removable media>:\february_catalogue__2015.exe
- <Drive name for removable media>:\weeklysheet1215.exe
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
- <Drive name for removable media>:\hanni_umami_chapter.exe
- <Drive name for removable media>:\coffee.exe
- <Drive name for removable media>:\dial.exe
- <Drive name for removable media>:\dashborder_144.exe
- <Drive name for removable media>:\dashborder_96.exe
- <Drive name for removable media>:\toolbar.exe
- <Drive name for removable media>:\split.exe
- <Drive name for removable media>:\000814251_video_01.exe
- <Drive name for removable media>:\join.exe
- <Drive name for removable media>:\archer.exe
- <Drive name for removable media>:\yuijeuw.exe
- <Drive name for removable media>:\lisp_success.exe
- <Drive name for removable media>:\arrow-down.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%\yuijeuw.exe
Sets the 'hidden' attribute to the following files
- %HOMEPATH%\yuijeuw.exe
- <Drive name for removable media>:\autorun.inf
Network activity
Connects to
- '255.255.255.255':8003
UDP
- DNS ASK ns#.##ayer1352.com
- DNS ASK ns#.##ayer1352.net
- DNS ASK ns#.##ayer1352.org
Miscellaneous
Creates and executes the following
- '%HOMEPATH%\yuijeuw.exe'
