Win32.HLLW.Autoruner.56447
Added to the Dr.Web virus database:
2011-08-16
Virus description added:
2011-08-16
Technical Information
To ensure autorun and distribution:
Creates the following files on removable media:
- <Drive name for removable media>:\RECYCLER\S-1-5-21.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\RECYCLER\desktop.ini
Malicious functions:
Creates and executes the following:
- %ALLUSERSPROFILE%\Application Data\winmgmt.exe
Executes the following:
- <SYSTEM32>\findstr.exe /s "YM.CGP_" "%HOMEPATH%"\..\*.txt
Modifies file system :
Creates the following files:
- %TEMP%\L4SD\83C36927.db
- %TEMP%\INFO.TXT
- %TEMP%\ghi.bat
- %ALLUSERSPROFILE%\Application Data\winmgmt.exe
- %TEMP%\avp.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\RECYCLER\S-1-5-21.exe
- <Drive name for removable media>:\RECYCLER\desktop.ini
Network activity:
UDP:
- DNS ASK windowsupdate.microsoft.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
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