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Profil

Win32.HLLW.Autoruner2.65026

Added to the Dr.Web virus database: 2019-10-11

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /V'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /c'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /u'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /t'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /Z'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /D'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /F'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run\] 'qouyaf' = '%HOMEPATH%\qouyaf.exe /r'
Creates the following files on removable media
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\video_1.exe
  • <Drive name for removable media>:\2015-02-worms-nanoparticle-toxicity.exe
  • <Drive name for removable media>:\spib_pima.exe
  • <Drive name for removable media>:\lom602.exe
  • <Drive name for removable media>:\10thingscondoms.exe
  • <Drive name for removable media>:\cbz.exe
  • <Drive name for removable media>:\51.exe
  • <Drive name for removable media>:\clip_480_5sec_6mbps_h264.exe
  • <Drive name for removable media>:\asm.exe
  • <Drive name for removable media>:\babyboymaintonotesbackground_pal.exe
  • <Drive name for removable media>:\passport_pal.exe
  • <Drive name for removable media>:\babyboymaintoscenesbackground_pal.exe
  • <Drive name for removable media>:\testwmv.exe
  • <Drive name for removable media>:\excel_example.exe
  • <Drive name for removable media>:\removedtitles_records.exe
  • <Drive name for removable media>:\bg_search_box.exe
  • <Drive name for removable media>:\block.exe
  • <Drive name for removable media>:\d0068197bb5a41fea16a220c45390606.exe
  • <Drive name for removable media>:\region-north-karelia.exe
  • <Drive name for removable media>:\parnas_01.exe
  • <Drive name for removable media>:\delete.exe
  • <Drive name for removable media>:\000814251_video_01.exe
  • <Drive name for removable media>:\archer.exe
  • <Drive name for removable media>:\split.exe
  • <Drive name for removable media>:\default.exe
  • <Drive name for removable media>:\dashborder_192.exe
  • <Drive name for removable media>:\dashborder_120.exe
  • <Drive name for removable media>:\qouyaf.exe
  • <Drive name for removable media>:\coffee.exe
  • <Drive name for removable media>:\dashborder_144.exe
  • <Drive name for removable media>:\fi51.exe
  • <Drive name for removable media>:\uep_form_786_bulletin_1726i602.exe
  • <Drive name for removable media>:\2.exe
  • <Drive name for removable media>:\210252809.exe
  • <Drive name for removable media>:\168.exe
  • <Drive name for removable media>:\3.exe
  • <Drive name for removable media>:\dashborder_96.exe
  • <Drive name for removable media>:\calculatorworksheet.exe
  • <Drive name for removable media>:\1sm_price.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%\qouyaf.exe
Sets the 'hidden' attribute to the following files
  • %HOMEPATH%\qouyaf.exe
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\qouyaf.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%\qouyaf.exe'