1.Copy the \windows\explore.exe file to a new name (e.g. explorer_1.exe)
2.With the hex editor, open that file and go to offset 412b6
You will see the word start with blanks between each letter
3.Edit it be any 5 characters or less
4.Save the file
5.Boot to DOS
6.Copy the existing c:\windows\explorer.exe to explorer.org
7.Copy explorer_1.exe to explorer.exe
8.You will also need to replace the explorer.exe in the c:\windows\system32\dllcache file as well with the new one.