Win32.HLLW.Autoruner.58995
Added to the Dr.Web virus database:
2011-09-16
Virus description added:
2011-09-17
Technical Information
To ensure autorun and distribution:
Creates the following files on removable media:
- <Drive name for removable media>:\RECYCLER\Sysyery.bat
- <Drive name for removable media>:\autorun.inf
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
Modifies file system :
Creates the following files:
- C:\autorun.inf
- C:\RECYCLER\Sysyery.bat
- %HOMEPATH%\Cookies\%USERNAME%@msn[1].txt
- %TEMP%\Serial.exe
- %TEMP%\lv2.BetaBat.bat
- <SYSTEM32>\Winlogo.bat
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- C:\autorun.inf
Network activity:
Connects to:
- 'au##.#earch.msn.com':80
- 'localhost':1038
TCP:
HTTP GET requests:
- au##.#earch.msn.com/response.asp?MT################################################################################################################################
UDP:
- DNS ASK au##.#earch.msn.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
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