Beware - Variant of the well known locky (Diablo6) and mamba (DiskCryptor) are back.

Currently, there is no decryptor available to decrypt data locked by Mamba and Locky as well;
So watch out and educate your users to stay vigilant - old trick in phishing still valid hence detect those red flags to avoid being penetrated. Keep a disciplined cyber hygiene.
 
http://thehackernews.com/2017/08/locky-mamba-ransomware.html