https://www.reuters.com/article/usa-cyber-revil/u-s-offers-reward-of-up-to-10-million-for-information-on-revil-ransomware-group-idUSKBN2HT2CD

The U.S. Department of State said it was offering a reward of up to $10 million for information leading to the identification or location of anyone holding a key position in the REvil ransomware crime group.