The PowerView PowerUsage Series #5
This is the fifth post in my “PowerView PowerUsage” series, and follows the same Scenario/Solution/Explanation pattern as the previous entries. The original post contains a constantly updated list of...
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GhostPack
Anyone who has followed myself or my teammates at SpecterOps for a while knows that we’re fairly big fans of PowerShell. I’ve been involved in offensive PowerShell for about 4 years, @mattifestation...
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Operational Guidance for Offensive User DPAPI Abuse
I’ve spoken about DPAPI (the Data Protection Application Programming Interface) a bit before, including how KeePass uses DPAPI for its “Windows User Account” key option. I recently dove into some of...
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From Kekeo to Rubeus
Kekeo, the other big project from Benjamin Delpy after Mimikatz, is an awesome code base with a set of great features. As Benjamin states, it’s external to the Mimikatz codebase because, “I hate to...
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Rubeus – Now With More Kekeo
Rubeus, my C# port of some of features from @gentilkiwi‘s Kekeo toolset, already has a few new updates in its 1.1.0 release, and another new feature in its 1.2.0 release. This post will cover the main...
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Another Word on Delegation
Every time I think I start to understand Active Directory and Kerberos, a new topic pops up to mess with my head. A few weeks ago, @elad_shamir contacted @tifkin_ and myself with some ideas about...
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Not A Security Boundary: Breaking Forest Trusts
For years Microsoft has stated that the forest was the security boundary in Active Directory. For example, Microsoft’s “What Are Domains and Forests?” document (last updated in 2014) has a “Forests as...
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Kerberoasting Revisited
Rubeus is a C# Kerberos abuse toolkit that started as a port of @gentilkiwi‘s Kekeo toolset and has continued to evolve since then. For more information on Rubeus, check out the “From Kekeo to Rubeus”...
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A Case Study in Wagging the Dog: Computer Takeover
Last month, Elad Shamir released a phenomenal, in depth post on abusing resource-based constrained delegation (RBCD) in Active Directory. One of the big points he discusses is that if the...
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Certified Pre-Owned
TL;DR Active Directory Certificate Services has a lot of attack potential! Check out our whitepaper “Certified Pre-Owned: Abusing Active Directory Certificate Services” for complete details. We’re also...
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