this isnt a bug but my accoutn WinterSibrun got hacked please help its my main account

please help someone i dont know how to get it back i think the email got changed to and im freaking out about it because ive spent a decent ammoutn of money definitly in the hundreds and i dont wanna lose it please is there anyways someone can help me with this? i was trying to login with my password but it hasnt been working and i cant find any of my other accounts hooked to it