Gamertags have been removed due to violations of our Black Ops 2 Community Etiquette & Guidelines.
I suggest that you contact Xbox Live Customer Support and discuss with them the state of your compromised account. Then follow up with Activision Customer Support. Here's the contact information that you need.
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Edit: I've locked your thread because this forum can not service your issue. I, nor any other moderator, and the community can not assist your further.