Win32.HLLW.Autoruner2.64969

Technical Information

To ensure autorun and distribution

Modifies the following registry keys

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'feuzuac' = '%HOMEPATH%\feuzuac.exe /o'

Creates the following files on removable media

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.exe
<Drive name for removable media>:\dualectls.exe
<Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.exe
<Drive name for removable media>:\10thingscondoms.exe
<Drive name for removable media>:\arrow-down.exe
<Drive name for removable media>:\block.exe
<Drive name for removable media>:\dissolveanother.exe
<Drive name for removable media>:\calibre.exe
<Drive name for removable media>:\removedtitles_records.exe
<Drive name for removable media>:\passport_pal.exe
<Drive name for removable media>:\testwmv.exe
<Drive name for removable media>:\babyboymaintoscenesbackground_pal.exe
<Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
<Drive name for removable media>:\calculatorworksheet.exe
<Drive name for removable media>:\productos.exe
<Drive name for removable media>:\contractualdeadlines.exe
<Drive name for removable media>:\51.exe
<Drive name for removable media>:\breakpoint.exe
<Drive name for removable media>:\video_1.exe
<Drive name for removable media>:\dashborder_120.exe
<Drive name for removable media>:\feuzuac.exe
<Drive name for removable media>:\correct.exe
<Drive name for removable media>:\000814251_video_01.exe
<Drive name for removable media>:\join.exe
<Drive name for removable media>:\delete.exe
<Drive name for removable media>:\dialmap.exe
<Drive name for removable media>:\default.exe
<Drive name for removable media>:\dashborder_144.exe
<Drive name for removable media>:\video.exe
<Drive name for removable media>:\dashborder_192.exe
<Drive name for removable media>:\lisp_success.exe
<Drive name for removable media>:\weeklysheet1215.exe
<Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
<Drive name for removable media>:\february_catalogue__2015.exe
<Drive name for removable media>:\13.exe
<Drive name for removable media>:\parnas_01.exe
<Drive name for removable media>:\clip_1080_5sec_10mbps_h264.exe
<Drive name for removable media>:\subjectclassification.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%\feuzuac.exe

Sets the 'hidden' attribute to the following files

%HOMEPATH%\feuzuac.exe
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\feuzuac.exe

Network activity

Connects to

'255.255.255.255':8000

UDP

DNS ASK ns#.##ayer1352.com
DNS ASK ns#.##ayer1352.net
DNS ASK ns#.##ayer1352.org

Miscellaneous

Creates and executes the following

'%HOMEPATH%\feuzuac.exe'

Technologies

Terminology

Training and education

Myths

Technical Information