It sounds like the guy was dumb enough to tell others.
You have a choice - take it and leave, or turn it in.
I’d turn it in, probably.
A laudable response on your part.
I’d been honor bound to to do the same.
However in these tough times we’re going through ....
Like the song say’s “Go on, take the money and run....’’
“You have a choice - take it and leave, or turn it in.”
The camera footage would have identified the guy eventually. But good for him for doing the right thing.