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Win32.HLLW.Autoruner1.24514

Added to the Dr.Web virus database: 2012-08-08

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ravmond.exe] 'Debugger' = 'c:\\ОТѕНІ»ёшДгЖф¶Ї.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ravmon.exe] 'Debugger' = 'c:\\ОТѕНІ»ёшДгЖф¶Ї.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ravtask.exe] 'Debugger' = 'c:\\ОТѕНІ»ёшДгЖф¶Ї.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360safe.exe] 'Debugger' = 'c:\\ОТѕНІ»ёшДгЖф¶Ї.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe] 'Debugger' = 'c:\\ОТѕНІ»ёшДгЖф¶Ї.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ravstub.exe] 'Debugger' = 'c:\\ОТѕНІ»ёшДгЖф¶Ї.exe'
Creates the following files on removable media:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\autorun.exe
Malicious functions:
Creates and executes the following:
  • C:\1.exe
  • C:\1.exe (downloaded from the Internet)
Executes the following:
  • <SYSTEM32>\taskkill.exe /im 360safe.exe /f
  • <SYSTEM32>\taskkill.exe /im 360tray.exe /f
  • <SYSTEM32>\taskkill.exe /im cmd.exe /f
  • <SYSTEM32>\taskkill.exe /im ping.exe /f
Terminates or attempts to terminate
the following user processes:
  • 360tray.exe
Modifies file system :
Creates the following files:
  • C:\autorun.exe
  • C:\autorun.inf
  • <SYSTEM32>\Autorun.exe
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\jh[1].exe
  • C:\1.exe
  • <SYSTEM32>\Autorun.inf
Sets the 'hidden' attribute to the following files:
  • <SYSTEM32>\Autorun.inf
  • <Drive name for removable media>:\autorun.exe
  • <Drive name for removable media>:\autorun.inf
  • C:\autorun.exe
  • C:\autorun.inf
  • <SYSTEM32>\Autorun.exe
Network activity:
Connects to:
  • 'so##969.cn':80
  • 'localhost':1037
TCP:
HTTP GET requests:
  • so##969.cn/jh.exe
UDP:
  • DNS ASK so##969.cn
Miscellaneous:
Searches for the following windows:
  • ClassName: '' WindowName: ''