After collecting $22 million, AlphV ransomware group stages FBI takedown

took down Change Healthcare, the biggest US health care payment processor, leaving pharmacies, health care providers, and patients scrambling to fill prescriptions for medicines. On Friday, the bitcoin ledger shows, the group received nearly $22 million in cryptocurrency, stoking suspicions the deposit was payment by Change Healthcare in exchange for AlphV decrypting its data and promising to delete it.

Representatives of Optum, the parent company, declined to say if the company has paid AlphV.