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Win32.HLLW.Autoruner3.6257

Added to the Dr.Web virus database: 2022-10-26

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /A'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /y'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /N'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /v'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /U'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /S'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /T'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /o'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /j'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /B'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /z'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /L'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /W'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /I'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /p'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /k'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /g'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /e'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /H'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /X'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /f'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /m'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /R'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /c'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /Q'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'tevob' = '%HOMEPATH%\tevob.exe /D'
Creates the following files on removable media
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\dualectls.pdf.lnk
  • <Drive name for removable media>:\10thingscondoms.pdf.lnk
  • <Drive name for removable media>:\background.png.lnk
  • <Drive name for removable media>:\arrow-down.png.lnk
  • <Drive name for removable media>:\cbz.png.lnk
  • <Drive name for removable media>:\asm.png.lnk
  • <Drive name for removable media>:\breakpoint.png.lnk
  • <Drive name for removable media>:\block.png.lnk
  • <Drive name for removable media>:\calibre.png.lnk
  • <Drive name for removable media>:\bc01.pdf.lnk
  • <Drive name for removable media>:\lom602.pdf.lnk
  • <Drive name for removable media>:\babyboymaintonotesbackground_pal.wmv.lnk
  • <Drive name for removable media>:\price030215.xls.lnk
  • <Drive name for removable media>:\guide_reorganization_mapping.xls.lnk
  • <Drive name for removable media>:\calculatorworksheet.xls.lnk
  • <Drive name for removable media>:\productos.xls.lnk
  • <Drive name for removable media>:\fiche_inscription_2015.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>:\flower_trans_matte.wmv.lnk
  • <Drive name for removable media>:\babyboymaintoscenesbackground_pal.wmv.lnk
  • <Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.pdf.lnk
  • <Drive name for removable media>:\ff_ot_user_guide.pdf.lnk
  • <Drive name for removable media>:\fil_20060629111052.pdf.lnk
  • <Drive name for removable media>:\tevob.exe
  • <Drive name for removable media>:\tevobx.exe
  • <Drive name for removable media>:\delete.avi.lnk
  • <Drive name for removable media>:\000814251_video_01.avi.lnk
  • <Drive name for removable media>:\correct.avi.lnk
  • <Drive name for removable media>:\archer.avi.lnk
  • <Drive name for removable media>:\dial.bmp.lnk
  • <Drive name for removable media>:\dashborder_192.bmp.lnk
  • <Drive name for removable media>:\toolbar.bmp.lnk
  • <Drive name for removable media>:\dashborder_120.bmp.lnk
  • <Drive name for removable media>:\bow.ico
  • <Drive name for removable media>:\coffee.bmp.lnk
  • <Drive name for removable media>:\dashborder_144.bmp.lnk
  • <Drive name for removable media>:\weeklysheet1215.doc.lnk
  • <Drive name for removable media>:\applicantform_en.doc.lnk
  • <Drive name for removable media>:\lisp_success.doc.lnk
  • <Drive name for removable media>:\uep_form_786_bulletin_1726i602.doc.lnk
  • <Drive name for removable media>:\2.jpg.lnk
  • <Drive name for removable media>:\168.jpg.lnk
  • <Drive name for removable media>:\3.jpg.lnk
  • <Drive name for removable media>:\region-north-karelia.jpg.lnk
  • <Drive name for removable media>:\clip_1080_5sec_10mbps_h264.mp4.lnk
  • <Drive name for removable media>:\dashborder_96.bmp.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:
  • hidden files
Modifies file system
Creates the following files
  • %HOMEPATH%\tevob.exe
Sets the 'hidden' attribute to the following files
  • %HOMEPATH%\tevob.exe
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\bow.ico
  • <Drive name for removable media>:\tevob.exe
  • <Drive name for removable media>:\tevobx.exe
Network activity
Connects to
  • '255.255.255.255':8000
UDP
  • DNS ASK ns#.##ayer1532.com
  • DNS ASK ns#.##deoall.org
  • DNS ASK ns#.##deoall.net
Miscellaneous
Creates and executes the following
  • '%HOMEPATH%\tevob.exe'