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Win32.HLLW.Autoruner3.1997

Added to the Dr.Web virus database: 2020-02-10

Virus description added:

Technical Information

To ensure autorun and distribution
Modifies the following registry keys
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'oleaut_32' = '"C:\Users\Public\oleaut_32.exe"'
Creates the following files on removable media
  • <Drive name for removable media>:\autorun.exe
  • <Drive name for removable media>:\autorun.inf
Modifies file system
Creates the following files
  • C:\users\public\oleaut_32.exe
  • C:\autorun.exe
  • C:\autorun.inf
  • D:\autorun.exe
  • D:\autorun.inf
Sets the 'hidden' attribute to the following files
  • C:\users\public\oleaut_32.exe
  • C:\autorun.exe
  • C:\autorun.inf
  • D:\autorun.exe
  • D:\autorun.inf
  • <Drive name for removable media>:\autorun.exe
  • <Drive name for removable media>:\autorun.inf
Network activity
UDP
  • DNS ASK tr#####ect.no-ip.org
Miscellaneous
Creates and executes the following
  • 'C:\users\public\oleaut_32.exe'