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Win32.HLLW.Autoruner2.40803

Added to the Dr.Web virus database: 2018-06-25

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'GTF51DZLHD' = '"%TEMP%\V-.JS"'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\V-.JS
Creates the following files on removable media:
  • <Drive name for removable media>:\V-.JS
Modifies file system:
Creates the following files:
  • %TEMP%\V-.JS
  • %TEMP%\San Andreas Mod Installer 1.1.exe
  • %TEMP%\_ir_sf7_temp_0\irsetup.exe
  • %TEMP%\_ir_sf7_temp_0\irsetup.dat
  • %TEMP%\_ir_sf7_temp_0\IRIMG1.JPG
  • %TEMP%\_ir_sf7_temp_0\IRIMG2.JPG
  • %TEMP%\_ir_sf7_temp_0\IRIMG3.JPG
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\V-.JS
Deletes the following files:
  • %TEMP%\_ir_sf7_temp_0\irsetup.dat
Miscellaneous:
Creates and executes the following:
  • '<SYSTEM32>\wscript.exe' "%TEMP%\V-.JS"
  • '%TEMP%\San Andreas Mod Installer 1.1.exe'
  • '%TEMP%\_ir_sf7_temp_0\irsetup.exe' "__IRAFN:%TEMP%\San Andreas Mod Installer 1.1.exe"
Executes the following:
  • '<SYSTEM32>\schtasks.exe' /create /sc minute /mo 30 /tn Skype /tr "%TEMP%\V-.JS