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Win32.HLLW.Autoruner2.54473

Added to the Dr.Web virus database: 2019-07-31

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /v'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /d'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /Q'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /i'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /e'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /F'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /x'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /m'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /l'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /A'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /U'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /k'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /t'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /r'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /h'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /B'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /C'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /s'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /o'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /W'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /Z'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /p'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /N'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biosoij' = '%HOMEPATH%\biosoij.exe /Y'
Creates the following files on removable media
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\arrow-down.exe
  • <Drive name for removable media>:\rcx2c.tmp
  • <Drive name for removable media>:\asm.exe
  • <Drive name for removable media>:\rcx2b.tmp
  • <Drive name for removable media>:\bg_search_box.exe
  • <Drive name for removable media>:\rcx2a.tmp
  • <Drive name for removable media>:\calibre.exe
  • <Drive name for removable media>:\rcx29.tmp
  • <Drive name for removable media>:\rcx28.tmp
  • <Drive name for removable media>:\rcx27.tmp
  • <Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.exe
  • <Drive name for removable media>:\rcx26.tmp
  • <Drive name for removable media>:\rcx25.tmp
  • <Drive name for removable media>:\rcx24.tmp
  • <Drive name for removable media>:\dualectls.exe
  • <Drive name for removable media>:\rcx23.tmp
  • <Drive name for removable media>:\rcx22.tmp
  • <Drive name for removable media>:\video_1.exe
  • <Drive name for removable media>:\rcx21.tmp
  • <Drive name for removable media>:\2.exe
  • <Drive name for removable media>:\rcx20.tmp
  • <Drive name for removable media>:\rcx2d.tmp
  • <Drive name for removable media>:\background.exe
  • <Drive name for removable media>:\rcx2e.tmp
  • <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
  • <Drive name for removable media>:\rcx3d.tmp
  • <Drive name for removable media>:\passwords.exe
  • <Drive name for removable media>:\rcx3c.tmp
  • <Drive name for removable media>:\rcx3b.tmp
  • <Drive name for removable media>:\porn.exe
  • <Drive name for removable media>:\rcx3a.tmp
  • <Drive name for removable media>:\sexy.exe
  • <Drive name for removable media>:\secret.exe
  • <Drive name for removable media>:\rcx39.tmp
  • <Drive name for removable media>:\rcx38.tmp
  • <Drive name for removable media>:\productos.exe
  • <Drive name for removable media>:\rcx37.tmp
  • <Drive name for removable media>:\rcx36.tmp
  • <Drive name for removable media>:\rcx35.tmp
  • <Drive name for removable media>:\rcx34.tmp
  • <Drive name for removable media>:\subjectclassification.exe
  • <Drive name for removable media>:\rcx33.tmp
  • <Drive name for removable media>:\rcx32.tmp
  • <Drive name for removable media>:\rcx31.tmp
  • <Drive name for removable media>:\removedtitles_records.exe
  • <Drive name for removable media>:\rcx30.tmp
  • <Drive name for removable media>:\rcx2f.tmp
  • <Drive name for removable media>:\rcx3e.tmp
  • <Drive name for removable media>:\3.exe
  • <Drive name for removable media>:\rcx1f.tmp
  • <Drive name for removable media>:\region-north-karelia.exe
  • <Drive name for removable media>:\tileimage.exe
  • <Drive name for removable media>:\rcxb.tmp
  • <Drive name for removable media>:\dialmap.exe
  • <Drive name for removable media>:\rcxa.tmp
  • <Drive name for removable media>:\default.exe
  • <Drive name for removable media>:\rcx9.tmp
  • <Drive name for removable media>:\dashborder_120.exe
  • <Drive name for removable media>:\rcx8.tmp
  • <Drive name for removable media>:\dashborder_144.exe
  • <Drive name for removable media>:\rcx7.tmp
  • <Drive name for removable media>:\dial.exe
  • <Drive name for removable media>:\rcx6.tmp
  • <Drive name for removable media>:\rcx5.tmp
  • <Drive name for removable media>:\archer.exe
  • <Drive name for removable media>:\rcx4.tmp
  • <Drive name for removable media>:\rcx3.tmp
  • <Drive name for removable media>:\000814251_video_01.exe
  • <Drive name for removable media>:\rcx2.tmp
  • <Drive name for removable media>:\rcx1.tmp
  • <Drive name for removable media>:\delete.exe
  • <Drive name for removable media>:\biosoij.exe
  • <Drive name for removable media>:\rcxc.tmp
  • <Drive name for removable media>:\coffee.exe
  • <Drive name for removable media>:\rcxd.tmp
  • <Drive name for removable media>:\dashborder_96.exe
  • <Drive name for removable media>:\1189.exe
  • <Drive name for removable media>:\rcx1d.tmp
  • <Drive name for removable media>:\rcx1c.tmp
  • <Drive name for removable media>:\rcx1b.tmp
  • <Drive name for removable media>:\february_catalogue__2015.exe
  • <Drive name for removable media>:\rcx1a.tmp
  • <Drive name for removable media>:\rcx19.tmp
  • <Drive name for removable media>:\rcx18.tmp
  • <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
  • <Drive name for removable media>:\rcx17.tmp
  • <Drive name for removable media>:\rcx15.tmp
  • <Drive name for removable media>:\rcx16.tmp
  • <Drive name for removable media>:\hanni_umami_chapter.exe
  • <Drive name for removable media>:\rcx14.tmp
  • <Drive name for removable media>:\rcx13.tmp
  • <Drive name for removable media>:\rcx12.tmp
  • <Drive name for removable media>:\weeklysheet1215.exe
  • <Drive name for removable media>:\rcx11.tmp
  • <Drive name for removable media>:\rcx10.tmp
  • <Drive name for removable media>:\rcxf.tmp
  • <Drive name for removable media>:\cveuropeo.exe
  • <Drive name for removable media>:\rcxe.tmp
  • <Drive name for removable media>:\rcx1e.tmp
  • <Drive name for removable media>:\rcx3f.tmp
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%\biosoij.exe
Sets the 'hidden' attribute to the following files
  • %HOMEPATH%\biosoij.exe
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\biosoij.exe
Deletes the following files
  • <Drive name for removable media>:\delete.exe
  • <Drive name for removable media>:\2.exe
  • <Drive name for removable media>:\video_1.exe
  • <Drive name for removable media>:\dualectls.exe
  • <Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.exe
  • <Drive name for removable media>:\calibre.exe
  • <Drive name for removable media>:\bg_search_box.exe
  • <Drive name for removable media>:\arrow-down.exe
  • <Drive name for removable media>:\porn.exe
  • <Drive name for removable media>:\background.exe
  • <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
  • <Drive name for removable media>:\removedtitles_records.exe
  • <Drive name for removable media>:\subjectclassification.exe
  • <Drive name for removable media>:\productos.exe
  • <Drive name for removable media>:\sexy.exe
  • <Drive name for removable media>:\3.exe
  • <Drive name for removable media>:\asm.exe
  • <Drive name for removable media>:\region-north-karelia.exe
  • <Drive name for removable media>:\dialmap.exe
  • <Drive name for removable media>:\000814251_video_01.exe
  • <Drive name for removable media>:\archer.exe
  • <Drive name for removable media>:\dial.exe
  • <Drive name for removable media>:\dashborder_144.exe
  • <Drive name for removable media>:\dashborder_120.exe
  • <Drive name for removable media>:\default.exe
  • <Drive name for removable media>:\tileimage.exe
  • <Drive name for removable media>:\february_catalogue__2015.exe
  • <Drive name for removable media>:\coffee.exe
  • <Drive name for removable media>:\dashborder_96.exe
  • <Drive name for removable media>:\cveuropeo.exe
  • <Drive name for removable media>:\weeklysheet1215.exe
  • <Drive name for removable media>:\hanni_umami_chapter.exe
  • <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
  • <Drive name for removable media>:\1189.exe
  • <Drive name for removable media>:\passwords.exe
Substitutes the following files
  • <Drive name for removable media>:\delete.exe
  • <Drive name for removable media>:\2.exe
  • <Drive name for removable media>:\video_1.exe
  • <Drive name for removable media>:\dualectls.exe
  • <Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.exe
  • <Drive name for removable media>:\calibre.exe
  • <Drive name for removable media>:\bg_search_box.exe
  • <Drive name for removable media>:\arrow-down.exe
  • <Drive name for removable media>:\porn.exe
  • <Drive name for removable media>:\background.exe
  • <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
  • <Drive name for removable media>:\removedtitles_records.exe
  • <Drive name for removable media>:\subjectclassification.exe
  • <Drive name for removable media>:\productos.exe
  • <Drive name for removable media>:\sexy.exe
  • <Drive name for removable media>:\3.exe
  • <Drive name for removable media>:\asm.exe
  • <Drive name for removable media>:\region-north-karelia.exe
  • <Drive name for removable media>:\dialmap.exe
  • <Drive name for removable media>:\000814251_video_01.exe
  • <Drive name for removable media>:\archer.exe
  • <Drive name for removable media>:\dial.exe
  • <Drive name for removable media>:\dashborder_144.exe
  • <Drive name for removable media>:\dashborder_120.exe
  • <Drive name for removable media>:\default.exe
  • <Drive name for removable media>:\tileimage.exe
  • <Drive name for removable media>:\february_catalogue__2015.exe
  • <Drive name for removable media>:\coffee.exe
  • <Drive name for removable media>:\dashborder_96.exe
  • <Drive name for removable media>:\cveuropeo.exe
  • <Drive name for removable media>:\weeklysheet1215.exe
  • <Drive name for removable media>:\hanni_umami_chapter.exe
  • <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
  • <Drive name for removable media>:\1189.exe
  • <Drive name for removable media>:\passwords.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%\biosoij.exe'

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