Start > Run >
RunDll32.exe shell32.dll,Control_RunDLL hotplug.dll > ok
You can also make a shortcut on your Desktop to this file
Then after making the shortcut you can check Properties > Change icon > Look in> hotplug.dll > enter > choose your icon. > apply > ok
Hope this helps
Edit:
Oh and here's another freebie:
http://www.iconremover.com/
A freeware tool for Showing/Removing '
Safely Remove Hardware' icon