Cash App giveaways are tearing across the internet — but they’re leaving a trail of scams and malicious accounts in their wake.

Rich influencers and celebrities regularly host online cash giveaways for their fans. It’s an easy way to generate buzz and goodwill, and to give back to the online horde that made their career possible. The peer-to-peer payment service, run by Jack Dorsey’s Square, makes it easy for its 24 million monthly users to send or request money from anyone.