I think that scammers tracking down those users who have a big amount of crypto. the most important thing is to properly store your passwords and private keys
Obviously that was their target, especially for assets that were saved in exchange, because some cases had already existed, exchanges were the ones most often hacked from assets in personal wallets.
Security is indeed the main thing that must be done by everyone so that their assets remain safe. I have often said that it is very risky if we save our assets in exchange and even the exchange is safe. But it's really not recommended to do that.