So you sign up with Twitter and Facebook and stuff ... could it be that they have then your password?
I did some days ago an registration for an other airdrop. Today amazon called me, that my Visa card is abused. I will get a new one in a few days...
Don’t know if it’s a good idea to use all my logins on a website I heard first time 30min. ago...
✌️ Stay safe and watch out, who your data has.