Use thes images to replace the default Control Panel Images in the shell32.dll using Restorator.

If your using x64 then you will need to replace them in System32 and SysWOW64, Coppy the shell32.dll 
to the desktop firt and Take Ownership and rename the originals to shell32.dll.bak and the after you 
have replaced the images paste them back in and Restart.