Hydra financial limited Fund 111 This company stole my information from the internet and deposit $250.00 into my account. they deposit $250.00 dollars into my account without my knowledge. My bank but out a stop payment on this company because they suspect fraud and they alerted me. Internet

Hydra Financial Limited Fund 111 some how got my information from off of the internet and debit $250.00 dollars into my account.I did found out until two weeks after they try to debit my account for over and over again, which alerted my bank and my my bank alerted me. I told my bank i do not know who this company is, so they told me the only way to prevent them from stop taking my money is, to  stop the payment so i did.I have call this company and ask them for they address so i can sent the $250.00 dollars they put on my account back via check but they told they can't give me that information because they can only access the money via my checking account, and if they can't get the money that way, then they will sent it to the collection agency
I do not need they money i need an address to send the it back to them.
   What should i do? Please i need help.