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Win32.HLLW.Autoruner.48672

Aggiunto al database dei virus Dr.Web: 2011-05-01

La descrizione è stata aggiunta:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'MSWUpdate' = '"%APPDATA%\services.exe"'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'MSWUpdate' = '"%APPDATA%\services.exe"'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'Explorer.exe "%APPDATA%\services.exe"'
Malicious functions:
Creates and executes the following:
  • %APPDATA%\services.exe 
Executes the following:
  • <SYSTEM32>\netsh.exe firewall add allowedprogram "%APPDATA%\services.exe" CityScape Enable
Modifies file system :
Creates the following files:
  • %APPDATA%\services.exe
  • %APPDATA%\Yswqionl
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\locate_my_ip[1]
Sets the 'hidden' attribute to the following files:
  • %APPDATA%\services.exe
Deletes the following files:
  • %APPDATA%\Yswqionl
Network activity:
Connects to:
  • 'any':3177
  • 'www.ma##ind.com':80
  • 'localhost':1034
TCP:
HTTP GET requests:
  • www.ma##ind.com/app/locate_my_ip
UDP:
  • DNS ASK www.ma##ind.com
  • '<Private IP address>':1035
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''
  • ClassName: 'IEFrame' WindowName: ''
  • ClassName: 'Shell_TrayWnd' WindowName: ''
  • ClassName: '' WindowName: 'HB'
  • ClassName: '' WindowName: ''