Massive Email Campaign Spreads Scarab Ransomware at the rate of over 2 million emails per hour. The massive email campaign started at approximately 07:30 UTC on 23 November (Thursday) and sent about 12.5 million emails in just six hours. Scarab ransomware offers to decrypt three files for free to prove the decryption will work: “Before paying you can send us up to 3 files for free decryption” To safeguard against such ransomware infection, you should always be suspicious of any uninvited document sent over an email and never click on links.
Source: https://thehackernews.com/2017/11/necrus-scarab-ransomware.html