Microsoft Exchange servers are under attack once again – TechRadar

Microsoft Exchange servers are once again under attack as a security researcher has discovered a new campaign known as BlackKingdom that leverages the ProxyLogon vulnerabilities to deploy ransomware.
As reported by BleepingComputer, security researcher Marcus Hutchins from MalwareTechBlog detailed his discovery in a recent series of tweets, saying:
Someone just ran this script on all vulnerable Exchange servers via ProxyLogon vulnerability. It claims to be BlackKingdom “Ransomware”, but it doesn’t…

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