Items tagged with microsoft exchange

Though Microsoft Exchange servers are quickly being patched, hackers have been ramping up their efforts to take advantage of the situation while they still can. As such, the United States Cybersecurity and Infrastructure Security Agency (CISA), a division of Homeland Security, has hardened its requirements for government agencies in hopes of thwarting future attacks. "Given the powerful privileges that Exchange manages by default and the amount of potentially sensitive information that is stored in Exchange servers operated and hosted by (or on behalf of) federal agencies, Exchange servers are a primary target for adversary activity," CISA says. CISA notes its partners have observed active exploitation... Read more...
This month, Microsoft Exchange vulnerabilities have been cropping up, and bad actors are looking to take advantage of them. It has been rumored, yet not confirmed, that the recent Acer hack stemmed from the Microsoft Exchange vulnerabilities. Now, another group of advantageous criminals are using the Exchange vulnerabilities in an attempt to spook businesses and organizations, it seems. Over the weekend, security researcher Marcus Hutchins, who goes by MalwareTechBlog on Twitter, reported that he had caught someone running a script on his Exchange servers. The malicious actor, called BlackKingdom, ended up only putting a ransom note in all folders in the D, I, and E drives on the computer. Someone... Read more...