Win32.HLLW.Autoruner3.47

Technical Information

To ensure autorun and distribution

Modifies the following registry keys

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

Creates the following files on removable media

<Drive name for removable media>:\autorun.inf
<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>:\7790_preview.exe
<Drive name for removable media>:\bc01.exe
<Drive name for removable media>:\10thingscondoms.exe
<Drive name for removable media>:\arrow-down.exe
<Drive name for removable media>:\asm.exe
<Drive name for removable media>:\bg_search_box.exe
<Drive name for removable media>:\guide_reorganization_mapping.exe
<Drive name for removable media>:\block.exe
<Drive name for removable media>:\babyboymaintoscenesbackground.exe
<Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
<Drive name for removable media>:\flower_trans_matte.exe
<Drive name for removable media>:\testwmv.exe
<Drive name for removable media>:\excel_example.exe
<Drive name for removable media>:\price030215.exe
<Drive name for removable media>:\video_1.exe
<Drive name for removable media>:\breakpoint.exe
<Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.exe
<Drive name for removable media>:\fi51.exe
<Drive name for removable media>:\teawa.exe
<Drive name for removable media>:\dial.exe
<Drive name for removable media>:\toolbar.exe
<Drive name for removable media>:\tileimage.exe
<Drive name for removable media>:\coffee.exe
<Drive name for removable media>:\dashborder_96.exe
<Drive name for removable media>:\ovp25012015.exe
<Drive name for removable media>:\february_catalogue__2015.exe
<Drive name for removable media>:\3.exe
<Drive name for removable media>:\weeklysheet1215.exe
<Drive name for removable media>:\applicantform_en.exe
<Drive name for removable media>:\lisp_success.exe
<Drive name for removable media>:\508softwareandos.exe
<Drive name for removable media>:\2.exe
<Drive name for removable media>:\210252809.exe
<Drive name for removable media>:\168.exe
<Drive name for removable media>:\1189.exe
<Drive name for removable media>:\productos.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%\teawa.exe

Sets the 'hidden' attribute to the following files

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

Technologies

Terminology

Training and education

Myths

Technical Information