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Win32.HLLW.Autoruner3.5598

Added to the Dr.Web virus database: 2022-09-21

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /C'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /l'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /R'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /M'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /W'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /y'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /u'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /s'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /d'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /v'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /n'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /g'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /a'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /B'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /h'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /Q'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /k'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /J'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /T'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /E'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /X'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /o'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /f'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /z'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /P'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'quaen' = '%HOMEPATH%\quaen.exe /i'
Creates the following files on removable media
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\spib_pima.pdf.lnk
  • <Drive name for removable media>:\7790_preview.pdf.lnk
  • <Drive name for removable media>:\2015-02-patients-topic-work-related-asthma-jobs.pdf.lnk
  • <Drive name for removable media>:\fil_20060629111052.pdf.lnk
  • <Drive name for removable media>:\10thingscondoms.pdf.lnk
  • <Drive name for removable media>:\bc01.pdf.lnk
  • <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>:\asm.png.lnk
  • <Drive name for removable media>:\block.png.lnk
  • <Drive name for removable media>:\music.lnk
  • <Drive name for removable media>:\babyboymaintoscenesbackground.wmv.lnk
  • <Drive name for removable media>:\flower_trans_matte.wmv.lnk
  • <Drive name for removable media>:\excel_example.xls.lnk
  • <Drive name for removable media>:\subjectclassification.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>:\pushkin.jpg.lnk
  • <Drive name for removable media>:\breakpoint.png.lnk
  • <Drive name for removable media>:\168.jpg.lnk
  • <Drive name for removable media>:\dial.bmp.lnk
  • <Drive name for removable media>:\lxm.ico
  • <Drive name for removable media>:\quaen.exe
  • <Drive name for removable media>:\quaenx.exe
  • <Drive name for removable media>:\split.avi.lnk
  • <Drive name for removable media>:\join.avi.lnk
  • <Drive name for removable media>:\coffee.bmp.lnk
  • <Drive name for removable media>:\dialmap.bmp.lnk
  • <Drive name for removable media>:\default.bmp.lnk
  • <Drive name for removable media>:\tileimage.bmp.lnk
  • <Drive name for removable media>:\february_catalogue__2015.doc.lnk
  • <Drive name for removable media>:\3.jpg.lnk
  • <Drive name for removable media>:\lisp_success.doc.lnk
  • <Drive name for removable media>:\ovp25012015.doc.lnk
  • <Drive name for removable media>:\weeklysheet1215.doc.lnk
  • <Drive name for removable media>:\fi51.doc.lnk
  • <Drive name for removable media>:\uep_form_786_bulletin_1726i602.doc.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>:\13.jpg.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%\quaen.exe
Sets the 'hidden' attribute to the following files
  • %HOMEPATH%\quaen.exe
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\lxm.ico
  • <Drive name for removable media>:\quaen.exe
  • <Drive name for removable media>:\quaenx.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%\quaen.exe'

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