A multi-country effort has given ransomware gang REvil a taste of its own medicine by pwning its backups and pushing its leak site and Tor payment site offline.
https://threatpost.com/revil-servers-offline-governments/175675/
The FBI is warning about a fresh extortion tactic: threatening to tank share prices for publicly held companies.
https://threatpost.com/ransomware-corporate-financial/175940/