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Win32.HLLW.Autoruner2.64868

Added to the Dr.Web virus database: 2019-10-10

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biofed' = '%HOMEPATH%\biofed.exe /f'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biofed' = '%HOMEPATH%\biofed.exe /R'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biofed' = '%HOMEPATH%\biofed.exe /w'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biofed' = '%HOMEPATH%\biofed.exe /u'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biofed' = '%HOMEPATH%\biofed.exe /Z'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'biofed' = '%HOMEPATH%\biofed.exe /M'
Creates the following files on removable media
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.exe
  • <Drive name for removable media>:\7790_preview.exe
  • <Drive name for removable media>:\ff_ot_user_guide.exe
  • <Drive name for removable media>:\dualectls.exe
  • <Drive name for removable media>:\block.exe
  • <Drive name for removable media>:\dissolveanother.exe
  • <Drive name for removable media>:\passport_pal.exe
  • <Drive name for removable media>:\video.exe
  • <Drive name for removable media>:\video_1.exe
  • <Drive name for removable media>:\flower_trans_matte.exe
  • <Drive name for removable media>:\productos.exe
  • <Drive name for removable media>:\contractualdeadlines.exe
  • <Drive name for removable media>:\guide_reorganization_mapping.exe
  • <Drive name for removable media>:\subjectclassification.exe
  • <Drive name for removable media>:\excel_example.exe
  • <Drive name for removable media>:\secret.exe
  • <Drive name for removable media>:\sexy.exe
  • <Drive name for removable media>:\testwmv.exe
  • <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
  • <Drive name for removable media>:\4f0bf7ff71f28.exe
  • <Drive name for removable media>:\3.exe
  • <Drive name for removable media>:\13.exe
  • <Drive name for removable media>:\correct.exe
  • <Drive name for removable media>:\split.exe
  • <Drive name for removable media>:\dialmap.exe
  • <Drive name for removable media>:\default.exe
  • <Drive name for removable media>:\dashborder_120.exe
  • <Drive name for removable media>:\dashborder_96.exe
  • <Drive name for removable media>:\dashborder_144.exe
  • <Drive name for removable media>:\toolbar.exe
  • <Drive name for removable media>:\biofed.exe
  • <Drive name for removable media>:\coffee.exe
  • <Drive name for removable media>:\dashborder_192.exe
  • <Drive name for removable media>:\lisp_success.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>:\ovp25012015.exe
  • <Drive name for removable media>:\508softwareandos.exe
  • <Drive name for removable media>:\cveuropeo.exe
  • <Drive name for removable media>:\region-north-karelia.exe
  • <Drive name for removable media>:\tileimage.exe
  • <Drive name for removable media>:\porn.exe
  • <Drive name for removable media>:\passwords.exe
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%\biofed.exe
Sets the 'hidden' attribute to the following files
  • %HOMEPATH%\biofed.exe
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\biofed.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%\biofed.exe'

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