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Win32.HLLW.Autoruner2.64870

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] '8e4c659fe9ebd0e4eabc9096b1d21d82' = '"%APPDATA%\serial number.exe" ..'
  • [<HKLM>\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run] '8e4c659fe9ebd0e4eabc9096b1d21d82' = '"%APPDATA%\serial number.exe" ..'
Creates or modifies the following files
  • %APPDATA%\microsoft\windows\start menu\programs\startup\8e4c659fe9ebd0e4eabc9096b1d21d82.exe
Creates the following files on removable media
  • <Drive name for removable media>:\8e4c659fe9ebd0e4eabc9096b1d21d82.exe
  • <Drive name for removable media>:\cveuropeo.doc.lnk
  • <Drive name for removable media>:\508softwareandos.doc.lnk
  • <Drive name for removable media>:\applicantform_en.doc.lnk
  • <Drive name for removable media>:\weeklysheet1215.doc.lnk
  • <Drive name for removable media>:\hanni_umami_chapter.doc.lnk
  • <Drive name for removable media>:\contosoroot_1.cer.lnk
  • <Drive name for removable media>:\testcertificate.cer.lnk
  • <Drive name for removable media>:\sdksampleprivdeveloper.cer.lnk
  • <Drive name for removable media>:\ovp25012015.doc.lnk
  • <Drive name for removable media>:\contosoroot.cer.lnk
  • <Drive name for removable media>:\coffee.bmp.lnk
  • <Drive name for removable media>:\dial.bmp.lnk
  • <Drive name for removable media>:\dashborder_192.bmp.lnk
  • <Drive name for removable media>:\tileimage.bmp.lnk
  • <Drive name for removable media>:\dashborder_96.bmp.lnk
  • <Drive name for removable media>:\toolbar.bmp.lnk
  • <Drive name for removable media>:\archer.avi.lnk
  • <Drive name for removable media>:\correct.avi.lnk
  • <Drive name for removable media>:\sdkfailsafeemulator.cer.lnk
  • <Drive name for removable media>:\adhd_and_obesity.docx.lnk
Malicious functions
Executes the following
  • '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%APPDATA%\serial number.exe" "serial number.exe" ENABLE
Modifies file system
Creates the following files
  • %TEMP%\995.exe
  • %APPDATA%\serial number.exe
Sets the 'hidden' attribute to the following files
  • <Drive name for removable media>:\8e4c659fe9ebd0e4eabc9096b1d21d82.exe
Network activity
UDP
  • DNS ASK al####lil.zapto.org
Miscellaneous
Creates and executes the following
  • '%TEMP%\995.exe'
  • '%APPDATA%\serial number.exe'
  • '%TEMP%\995.exe' ' (with hidden window)
  • '%WINDIR%\syswow64\netsh.exe' firewall add allowedprogram "%APPDATA%\serial number.exe" "serial number.exe" ENABLE' (with hidden window)

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