help with a Hacked Hotmail account please

Hi, I would appreciate some help here thanks. My hotmail account was hacked into some months ago and I was finally able to retrieve it two days ago . I changed the account settings and logged out but when I went to log back in minutes later, the account had already been taken over again by the original hacker. I tried again today, same thing, I managed to take back my account but whilst I was changing my details, my account was getting taken over again whilst I was still logged into it. How is that remotely possible. All my banking details, my paypal were hacked into and all the details of my passport were stolen. How do I get my account back and stop whoever or whatever it is that is controlling my email within minutes of my retrieving it. I really need some help here please.