An aggressive ransomware threat
On Tuesday, September 19th, researchers at Barracuda Networks reported they had detected a massive wave of spam emails distributing the new .ykcol variant of Locky ransomware. At the time of their latest update, the "aggressive ransomware threat" had grown to 27 million emails in a period of 24 hours, with no signs of slowing down.
Article Link: https://blog.barkly.com/ykcol-locky-ransomware-campaigns-blast-27-million-emails-in-24-hours