A friend that owns a cyber security company sent the following link. He said it is very likely that authorities from "several" jurisdictions already know where to find the hackers(as well as whom). He never recommends paying ransom. Cyber security is one of the fastest growing segments in the tech industry.
https://cdcgaming.com/brief/michigan-sault-tribe-leaders-say-they-won't-pay-ransom-after-cyber-attack/ (https://cdcgaming.com/brief/michigan-sault-tribe-leaders-say-they-won't-pay-ransom-after-cyber-attack/)