Tag: Cybersecurity
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Three years ago I wrote a document titled “Removing Exchange’s ability to impact Tier 0 and Tier 1” that was distributed internally at Microsoft as well as to dozens of Microsoft customers as part of Cybersecurity services delivered through Microsoft Consulting Services (MCS). I had always intended to get this document published publicly, but for…
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Microsoft Exchange Servers are a high value target, making investigation of them during Incident Response vital, but where do you start? What should you look for? Backdoor implants in the form of webshells hiding in OWA are on the rise. Find out how to hunt webshells and differentiate between legitimate use and attacker activity, using…
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I’ll be presenting a brand new session titled “Hunting Webshells on Microsoft Exchange Server” at the 2017 SANS Threat Hunting and Incident Response Summit in New Orleans on April 18th and 19th! My session abstract:“Microsoft Exchange Servers are a high value target, making investigation of them during Incident Response vital, but where do you start?…