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Win32.HLLW.Autoruner2.64694

Added to the Dr.Web virus database: 2019-10-09

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'wuelaa' = '%HOMEPATH%\wuelaa.exe /E'
Creates the following files on removable media
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\13.exe
  • <Drive name for removable media>:\video_1.exe
  • <Drive name for removable media>:\51.exe
  • <Drive name for removable media>:\bc01.exe
  • <Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.exe
  • <Drive name for removable media>:\background.exe
  • <Drive name for removable media>:\asm.exe
  • <Drive name for removable media>:\dashborder_120.exe
  • <Drive name for removable media>:\calibre.exe
  • <Drive name for removable media>:\flower_trans_matte.exe
  • <Drive name for removable media>:\passport_pal.exe
  • <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
  • <Drive name for removable media>:\babyboymaintoscenesbackground_pal.exe
  • <Drive name for removable media>:\excel_example.exe
  • <Drive name for removable media>:\parnas_01.exe
  • <Drive name for removable media>:\pushkin.exe
  • <Drive name for removable media>:\3.exe
  • <Drive name for removable media>:\168.exe
  • <Drive name for removable media>:\2.exe
  • <Drive name for removable media>:\lisp_success.exe
  • <Drive name for removable media>:\february_catalogue__2015.exe
  • <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
  • <Drive name for removable media>:\hanni_umami_chapter.exe
  • <Drive name for removable media>:\bg_search_box.exe
  • <Drive name for removable media>:\dashborder_144.exe
  • <Drive name for removable media>:\tileimage.exe
  • <Drive name for removable media>:\dashborder_96.exe
  • <Drive name for removable media>:\join.exe
  • <Drive name for removable media>:\archer.exe
  • <Drive name for removable media>:\correct.exe
  • <Drive name for removable media>:\wuelaa.exe
  • <Drive name for removable media>:\removedtitles_records.exe
  • <Drive name for removable media>:\guide_reorganization_mapping.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%\wuelaa.exe
Sets the 'hidden' attribute to the following files
  • %HOMEPATH%\wuelaa.exe
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\wuelaa.exe
Network activity
Connects to
  • '255.255.255.255':8000
UDP
  • DNS ASK ns#.##ayer1352.com
  • DNS ASK ns#.##ayer1352.net
Miscellaneous
Creates and executes the following
  • '%HOMEPATH%\wuelaa.exe'

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