I like to view .exe in PEView in Explorer with mouse menu so i use this reg settings.
Windows Registry Editor Version 5.00
[HKEY_CURRENT_USER\Software\Classes\*]
[HKEY_CURRENT_USER\Software\Classes\*\shell]
[HKEY_CURRENT_USER\Software\Classes\*\shell\Open With PEView]
[HKEY_CURRENT_USER\Software\Classes\*\shell\Open With PEView\command]
@="\"c:\\bin\\PEView.exe\" \"%1\""