This seems to be the link you are looking for:
https://help.ea.com/en/contact-us/?...nt-log-in&isLoginForm=true&isContactForm=true
I got "hacked" on Origin once.
Some guy bought Fifa, and a bunch of packs (using their "own" card), and then went on to chargeback the purchases.
I spoke to EA, got my account back, and then they banned my account anyway.
Hopefully you have better luck.