it seems your account has been compromised (hacked )
even you try to reset your password XXXXX answering the secret question, you may fail becaue hacker might have changed your secret question too.
I am sorry for the problem. don't worry. you will get your account back.
there is an account validator page here:
you need to fill this form, and send it to Microsoft. in a few days, they will send you a reset-password XXXXX to the email address that you provide in the form.
Just try to fill them as you can. (you may not fill all of them, BUT, if you can provide correct answers to all questions, you will have more chance to be able to get a new password XXXXX Microsoft -- that's how the resetting process work. If you show enough proof you are the owner of the account, they will send you the password)
The e-mail address for us to send a response:
type an email address that you can access. (for ex, type another email address you can access - if you can show proof, they will send the password XXXXX this address)
Primary e-mail address/member ID associated with the account you are inquiring about:
type your email address here (that you cannot access)
If you need step by step instructions, please let me know.
Again, don't worry, you will get your hotmail account back, in a few days.