Is it illegal to keep funds transferred via FF that were transferred to the wrong account,?

[EJEminus25]

Transfer to wrong person

[kernowlass]

@EJEminus25 

Difficult as you were sending a 'gift' of money to someone.

If you want to take private legal action against them then best to seek proper legal advice.

Don't forget that account may be in another country where your laws don't apply.