The ALPHV/BlackCat ransomware gang has shut down its servers amid claims that they scammed the affiliate responsible for theĀ attack on Optum, the operator of the Change Healthcare platform, of $22 million. […]

from https://www.bleepingcomputer.com/news/security/blackcat-ransomware-turns-off-servers-amid-claim-they-stole-22-million-ransom/