Change Firefox portable folder to .exe

Change Firefox portable folder to .exe
How can i make changes to firefox portable folder. I want to run Firefoxportable.exe without giving him access to apps,data,others.

I want to run firefoxportable.exe only all the app,data,others must come inside firefoxportable.exe so, that i can hide the folders within the .exe
I only want firefoxportable.exe not firefoxportable folder as all other data can be access.

Example of the software avaialble in market ion bundler but there you cannot change icon or app details,
any expert plz help