MobiCred Playing Games

I had a credit account with MobiCred and my account went it to arrears and was handed over to their attorneys. I settled the whole amount that l owed them, my problem is l keep getting calls from the attorneys that l now owe them the collection fees, l have asked them more than 5 times when they call me for they account details but they just promise to sms me details and they never do, and the money they say l owe them keeps on increasing please help me because l think they just want me to pay a large amount that is why lm not getting banking details. My MobiCred account is ***