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Win32.HLLW.Autoruner1.46415

Aggiunto al database dei virus Dr.Web: 2013-07-16

La descrizione è stata aggiunta:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'userinit' = '%WINDIR%\userinit.exe'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '%WINDIR%\\system32\userinit.exe,'
Creates the following files on removable media:
  • <Drive name for removable media>:\RECYCLER\My Picture.exe
  • <Drive name for removable media>:\AutoRun.inf
  • <Drive name for removable media>:\RECYCLER\S-7-2-17-5076020500-8031277510-166737165-1234\honey.exe
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
  • hidden files
  • file extensions
Creates and executes the following:
  • '%WINDIR%\userinit.exe'
Forces autoplay for removable media.
Modifies file system :
Creates the following files:
  • %WINDIR%\kdcoms.dll
  • <DRIVERS>\etc\hosts
  • %WINDIR%\userinit.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\AutoRun.inf
  • <Drive name for removable media>:\RECYCLER\S-7-2-17-5076020500-8031277510-166737165-1234\honey.exe
  • %WINDIR%\userinit.exe
Deletes the following files:
  • <DRIVERS>\etc\hosts
  • %TEMP%\~DF1579.tmp
Substitutes the HOSTS file.
Network activity:
Connects to:
  • 'ja##.ath.cx':82
UDP:
  • DNS ASK ja##.ath.cx