Are Rita and Moe the curtious crooks real from movie 5th?

You're likely thinking of the characters Rita and Moe from the 1988 film "The Goonies", not "5th".

Rita and Moe are fictional characters. They are portrayed by Anne Ramsey and Robert Davi in the movie.

It's understandable to get confused as "The Goonies" is a beloved film and its characters are well-known.