Win32.HLLW.Autoruner3.6268
Added to the Dr.Web virus database:
2022-10-26
Virus description added:
2022-10-28
Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /T'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /a'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /m'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /O'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /D'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /n'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /I'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /q'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /W'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /f'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /k'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /c'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /X'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /u'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /h'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /l'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /b'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /p'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /j'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /g'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /z'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /y'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /v'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /s'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /E'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'yeobuiv' = '%HOMEPATH%\yeobuiv.exe /r'
Creates the following files on removable media
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\lom602.pdf.lnk
- <Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.pdf.lnk
- <Drive name for removable media>:\calibre.png.lnk
- <Drive name for removable media>:\bg_search_box.png.lnk
- <Drive name for removable media>:\asm.png.lnk
- <Drive name for removable media>:\breakpoint.png.lnk
- <Drive name for removable media>:\cbz.png.lnk
- <Drive name for removable media>:\babyboymaintoscenesbackground.wmv.lnk
- <Drive name for removable media>:\clip_1080_5sec_10mbps_h264.mp4.lnk
- <Drive name for removable media>:\10thingscondoms.pdf.lnk
- <Drive name for removable media>:\flower_trans_matte.wmv.lnk
- <Drive name for removable media>:\guide_reorganization_mapping.xls.lnk
- <Drive name for removable media>:\removedtitles_records.xls.lnk
- <Drive name for removable media>:\fiche_inscription_2015.xls.lnk
- <Drive name for removable media>:\contractualdeadlines.xls.lnk
- <Drive name for removable media>:\new folder.lnk
- <Drive name for removable media>:\passwords.lnk
- <Drive name for removable media>:\documents.lnk
- <Drive name for removable media>:\pictures.lnk
- <Drive name for removable media>:\babyboymaintoscenesbackground_pal.wmv.lnk
- <Drive name for removable media>:\testwmv.wmv.lnk
- <Drive name for removable media>:\video_1.mp4.lnk
- <Drive name for removable media>:\51.mp4.lnk
- <Drive name for removable media>:\video.mp4.lnk
- <Drive name for removable media>:\yeobuiv.exe
- <Drive name for removable media>:\yeobuivx.exe
- <Drive name for removable media>:\correct.avi.lnk
- <Drive name for removable media>:\000814251_video_01.avi.lnk
- <Drive name for removable media>:\join.avi.lnk
- <Drive name for removable media>:\dialmap.bmp.lnk
- <Drive name for removable media>:\dashborder_96.bmp.lnk
- <Drive name for removable media>:\dashborder_120.bmp.lnk
- <Drive name for removable media>:\dial.bmp.lnk
- <Drive name for removable media>:\zjqx.ico
- <Drive name for removable media>:\weeklysheet1215.doc.lnk
- <Drive name for removable media>:\cveuropeo.doc.lnk
- <Drive name for removable media>:\parnas_01.jpg.lnk
- <Drive name for removable media>:\4f0bf7ff71f28.jpg.lnk
- <Drive name for removable media>:\1189.jpg.lnk
- <Drive name for removable media>:\region-north-karelia.jpg.lnk
- <Drive name for removable media>:\2.jpg.lnk
- <Drive name for removable media>:\3.jpg.lnk
- <Drive name for removable media>:\168.jpg.lnk
- <Drive name for removable media>:\pushkin.jpg.lnk
- <Drive name for removable media>:\fi51.doc.lnk
- <Drive name for removable media>:\music.lnk
- <Drive name for removable media>:\video.lnk
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%\yeobuiv.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\zjqx.ico
- <Drive name for removable media>:\yeobuiv.exe
- <Drive name for removable media>:\yeobuivx.exe
Network activity
Connects to
UDP
- DNS ASK ns#.##ayer1532.com
- DNS ASK ns#.##deoall.org
- DNS ASK ns#.##deoall.net
Miscellaneous
Creates and executes the following
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