Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'nwizs' = '%PROGRAM_FILES%\NVIDIA Corporation\PhysX\Common\nwizs.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\recycle.{645FF040-5081-101B-9F08-00AA002F954E}\recycle.exe
Malicious functions:
Creates and executes the following:
- %PROGRAM_FILES%\NVIDIA Corporation\PhysX\Common\nwizs.exe
Executes the following:
- <SYSTEM32>\cmd.exe /c ""%TEMP%\delme.bat" "
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
Searches for windows to
detect programs and games:
- ClassName: 'TXGuiFoundation' WindowName: ''
Modifies file system :
Creates the following files:
- C:\autorun.inf
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\home[1]
- C:\recycle.{645FF040-5081-101B-9F08-00AA002F954E}\recycle.exe
- %PROGRAM_FILES%\NVIDIA Corporation\PhysX\Common\nwizs.exe
- %TEMP%\delme.bat
- %PROGRAM_FILES%\NVIDIA Corporation\PhysX\Common\nvwdmcpl.dll
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- C:\autorun.inf
Deletes itself.
Network activity:
Connects to:
- 'hi.##idu.com':80
TCP:
HTTP GET requests:
- hi.##idu.com/px44554344/home
UDP:
- DNS ASK hi.##idu.com
- DNS ASK www.ba##u.com
- '<Private IP address>':1033
Miscellaneous:
Searches for the following windows:
- ClassName: 'GxWindowClass' WindowName: ''
- ClassName: 'GxWindowClassD3d' WindowName: ''
