Category: Active Directory
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Digging Into Mimikatz’s lsadump And sekurlsa
Overview Initially, my aim with this post was to dig into Mimikatz in greater detail. I had used its more common functions during CRTO and OSCP, but had never explored its more exotic features in any depth. Mimikatz is an enormous tool, so I focused on the lsadump and sekurlsa functions, as they are commonly […]
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AD CS – The ‘Certified Pre-Owned’ Attacks
Overview This post will cover the attacks detailed in the white-paper produced by SpecterOps. The most well-known of which is the ‘ESC8’ attack – where a standard domain user can escalate to Domain Admin, given a vulnerable environment. Before we begin with the main ‘Domain Escalation’ attacks (p. 54-81), we will quickly cover the THEFT5 […]
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AD CS – What Can Be Misconfigured?
Introduction The aim of this post is to go into more detail on the attacks described within the excellent ‘Certified Pre-Owned’ blog post & whitepaper produced by SpecterOps. This post will show how to configure a test environment which is vulnerable to the attacks they describe. If you are unfamiliar with AD CS, I have […]
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AD CS – The Basics
Introduction This post will cover the basics of Active Directory Certificate Services (AD CS) and how we can use certificates for offensive security. I have two other posts on this subject. The first of which covers some of the dangerous misconfigurations. And secondly, how we can actually perform the attacks. For those unfamiliar, AD CS […]