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TECHNOLOGIES

TERMINOLOGIE

COURS ET EDU

MYTHES

Mythes sur les antivirus

Actualités

Win32.HLLW.Autoruner3.947

Added to the Dr.Web virus database: 2019-10-28

Virus description added: 2019-10-31

Technical Information

To ensure autorun and distribution

Modifies the following registry keys

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

Creates the following files on removable media

<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\block.exe
<Drive name for removable media>:\background.exe
<Drive name for removable media>:\lom602.exe
<Drive name for removable media>:\ff_ot_user_guide.exe
<Drive name for removable media>:\7790_preview.exe
<Drive name for removable media>:\10thingscondoms.exe
<Drive name for removable media>:\clip_1080_5sec_10mbps_h264.exe
<Drive name for removable media>:\51.exe
<Drive name for removable media>:\parnas_01.exe
<Drive name for removable media>:\pushkin.exe
<Drive name for removable media>:\1189.exe
<Drive name for removable media>:\4f0bf7ff71f28.exe
<Drive name for removable media>:\cleanlyrics.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>:\dashborder_120.exe
<Drive name for removable media>:\coffee.exe
<Drive name for removable media>:\default.exe
<Drive name for removable media>:\dial.exe
<Drive name for removable media>:\dashborder_192.exe
<Drive name for removable media>:\dashborder_144.exe
<Drive name for removable media>:\000814251_video_01.exe
<Drive name for removable media>:\delete.exe
<Drive name for removable media>:\archer.exe
<Drive name for removable media>:\louus.exe
<Drive name for removable media>:\508softwareandos.exe
<Drive name for removable media>:\bg_search_box.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%\louus.exe

Sets the 'hidden' attribute to the following files

%HOMEPATH%\louus.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%\louus.exe'