Nothing like zombie campaigns: WannaCry’s old as dirt, and GandCrab threw in the towel years ago. They’re on auto-pilot at this point, researchers say.
https://threatpost.com/wannacry-gandcrab-top-ransomware-scene/178589/
Microsoft and RiskIQ researchers have identified several campaigns using the recently patched zero-day, reiterating a call for organizations to update affected systems.
https://threatpost.com/microsoft-mshtml-ryuk-ransomware/174780/