Win32.HLLW.Autoruner2.56465
Added to the Dr.Web virus database:
2019-08-10
Virus description added:
2019-08-12
Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'buivuoc' = '%HOMEPATH%\buivuoc.exe /I'
Creates the following files on removable media
Malicious functions
To complicate detection of its presence in the operating system,
forces the system hide from view:
Modifies file system
Creates the following files
Sets the 'hidden' attribute to the following files
- %HOMEPATH%\buivuoc.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\buivuoc.exe
Deletes the following files
- <Drive name for removable media>:\delete.exe
- <Drive name for removable media>:\bc01.exe
- <Drive name for removable media>:\10thingscondoms.exe
- <Drive name for removable media>:\breakpoint.exe
- <Drive name for removable media>:\dissolveanother.exe
- <Drive name for removable media>:\calibre.exe
- <Drive name for removable media>:\arrow-down.exe
- <Drive name for removable media>:\cleanlyrics.exe
- <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
- <Drive name for removable media>:\porn.exe
- <Drive name for removable media>:\babyboymaintoscenesbackground_pal.exe
- <Drive name for removable media>:\contractualdeadlines.exe
- <Drive name for removable media>:\price030215.exe
- <Drive name for removable media>:\excel_example.exe
- <Drive name for removable media>:\guide_reorganization_mapping.exe
- <Drive name for removable media>:\calculatorworksheet.exe
- <Drive name for removable media>:\sexy.exe
- <Drive name for removable media>:\dualectls.exe
- <Drive name for removable media>:\block.exe
- <Drive name for removable media>:\ff_ot_user_guide.exe
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
- <Drive name for removable media>:\archer.exe
- <Drive name for removable media>:\dial.exe
- <Drive name for removable media>:\default.exe
- <Drive name for removable media>:\coffee.exe
- <Drive name for removable media>:\tileimage.exe
- <Drive name for removable media>:\dashborder_144.exe
- <Drive name for removable media>:\hanni_umami_chapter.exe
- <Drive name for removable media>:\ovp25012015.exe
- <Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.exe
- <Drive name for removable media>:\weeklysheet1215.exe
- <Drive name for removable media>:\3.exe
- <Drive name for removable media>:\4f0bf7ff71f28.exe
- <Drive name for removable media>:\parnas_01.exe
- <Drive name for removable media>:\region-north-karelia.exe
- <Drive name for removable media>:\13.exe
- <Drive name for removable media>:\clip_1080_5sec_10mbps_h264.exe
- <Drive name for removable media>:\video_1.exe
- <Drive name for removable media>:\passwords.exe
Substitutes the following files
- <Drive name for removable media>:\delete.exe
- <Drive name for removable media>:\bc01.exe
- <Drive name for removable media>:\10thingscondoms.exe
- <Drive name for removable media>:\breakpoint.exe
- <Drive name for removable media>:\dissolveanother.exe
- <Drive name for removable media>:\calibre.exe
- <Drive name for removable media>:\arrow-down.exe
- <Drive name for removable media>:\cleanlyrics.exe
- <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
- <Drive name for removable media>:\porn.exe
- <Drive name for removable media>:\babyboymaintoscenesbackground_pal.exe
- <Drive name for removable media>:\contractualdeadlines.exe
- <Drive name for removable media>:\price030215.exe
- <Drive name for removable media>:\excel_example.exe
- <Drive name for removable media>:\guide_reorganization_mapping.exe
- <Drive name for removable media>:\calculatorworksheet.exe
- <Drive name for removable media>:\sexy.exe
- <Drive name for removable media>:\dualectls.exe
- <Drive name for removable media>:\block.exe
- <Drive name for removable media>:\ff_ot_user_guide.exe
- <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
- <Drive name for removable media>:\archer.exe
- <Drive name for removable media>:\dial.exe
- <Drive name for removable media>:\default.exe
- <Drive name for removable media>:\coffee.exe
- <Drive name for removable media>:\tileimage.exe
- <Drive name for removable media>:\dashborder_144.exe
- <Drive name for removable media>:\hanni_umami_chapter.exe
- <Drive name for removable media>:\ovp25012015.exe
- <Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.exe
- <Drive name for removable media>:\weeklysheet1215.exe
- <Drive name for removable media>:\3.exe
- <Drive name for removable media>:\4f0bf7ff71f28.exe
- <Drive name for removable media>:\parnas_01.exe
- <Drive name for removable media>:\region-north-karelia.exe
- <Drive name for removable media>:\13.exe
- <Drive name for removable media>:\clip_1080_5sec_10mbps_h264.exe
- <Drive name for removable media>:\video_1.exe
- <Drive name for removable media>:\passwords.exe
Network activity
Connects to
UDP
- DNS ASK ns#.##ayer1352.com
- DNS ASK ns#.##ayer1352.net
- DNS ASK ns#.##ayer1352.org
Miscellaneous
Creates and executes the following
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