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Win32.HLLW.Autoruner2.18659

Aggiunto al database dei virus Dr.Web: 2014-12-20

La descrizione è stata aggiunta:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows Update' = '<SYSTEM32>\A'
Creates the following files on removable media:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\System32.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
  • Command Prompt (CMD)
  • Windows Task Manager (Taskmgr)
  • Registry Editor (RegEdit)
Executes the following:
  • '<SYSTEM32>\netsh.exe' firewall set opmode disable
Modifies file system :
Creates the following files:
  • %TEMP%\TMP.dat
  • <SYSTEM32>\A
  • C:\System32.exe
  • C:\autorun.inf
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\autorun.inf
  • <Drive name for removable media>:\System32.exe
  • C:\autorun.inf
  • C:\System32.exe
Network activity:
Connects to:
  • 'sm##.gmail.com':587
  • 'wh###smyip.com':80
  • 'wp#d':80
TCP:
HTTP GET requests:
  • wh###smyip.com/automation/n09230945.asp
  • wp#d/wpad.dat
UDP:
  • DNS ASK sm##.gmail.com
  • DNS ASK wh###smyip.com
  • DNS ASK wp#d
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Shell_TrayWnd' WindowName: ''
  • ClassName: 'Indicator' WindowName: ''