So first we'll edit LogonUI.exe file:
1.) Open %windir%\System32\LogonUI.exe file in Resource Hacker and navigate to String Table section.
2.) Here you'll find sub-directories, 1,2,3,4,7, in which only first 3 directories 1,2,3 are of our use.
3.) Following are the locations of some interesting text entries, which you will like to change:
...
Turn off computer : String Table -> 1 -> 1033 -> 11 & 12