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Win32.HLLW.Facebook.1668

Aggiunto al database dei virus Dr.Web: 2012-10-07

La descrizione è stata aggiunta:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'A-242497966' = '%APPDATA%\A-242497966.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce] 'A-242497966' = '%APPDATA%\A-242497966.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'A-242497966' = '%APPDATA%\A-242497966.exe'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\A-242497966.exe
Malicious functions:
Creates and executes the following:
  • %TEMP%\JavaUpd.exe
  • %TEMP%\xblstat.exe 1
  • %TEMP%\JavaUpd.exe 1
  • %TEMP%\conhost.exe 1
  • %TEMP%\conhost.exe
  • %TEMP%\smss.exe 1
  • %TEMP%\smss.exe
  • %TEMP%\realsched.exe
  • %TEMP%\xblstat.exe
  • %TEMP%\realsched.exe 1
  • %TEMP%\AppServices.exe
  • %TEMP%\BCU.exe 1
  • %TEMP%\AppServices.exe 1
  • %TEMP%\taskmgr.exe 1
  • %TEMP%\taskmgr.exe
  • %TEMP%\services.exe 1
  • %TEMP%\services.exe
  • %TEMP%\lsass.exe
  • %TEMP%\BCU.exe
  • %TEMP%\lsass.exe 1
Executes the following:
  • <SYSTEM32>\schtasks.exe /CREATE /SC ONLOGON /TN A-242497966 /TR %APPDATA%\A-242497966.exe
  • <SYSTEM32>\cmd.exe /c ""%TEMP%\temp-242497966.bat" "
Modifies file system :
Creates the following files:
  • %TEMP%\xblstat.exe
  • %TEMP%\JavaUpd.exe
  • %TEMP%\conhost.exe
  • %APPDATA%\A-242497966.exe
  • %TEMP%\smss.exe
  • %TEMP%\realsched.exe
  • %TEMP%\AppServices.exe
  • %TEMP%\taskmgr.exe
  • %TEMP%\temp-242497966.bat
  • %TEMP%\services.exe
  • %TEMP%\lsass.exe
  • %TEMP%\BCU.exe
Sets the 'hidden' attribute to the following files:
  • %APPDATA%\A-242497966.exe
  • %HOMEPATH%\Start Menu\Programs\Startup\A-242497966.exe
  • %TEMP%\temp-242497966.bat
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''