May 29 2020
In May 2020, I presented some Active Directory security topics in a Trimarc Webcast called “Securing Active Directory: Resolving Common Issues” and included some information I put together relating to the security of AD Group Managed Service Accounts (GMSA). This post includes the expanded version of attacking and defending GMSAs I covered in the webcast.I …
Sep 25 2015
Note: I presented on this AD persistence method at DerbyCon (2015). A major feature added to Mimkatz in August 2015 is “DCSync” which effectively “impersonates” a Domain Controller and requests account password data from the targeted Domain Controller. DCSync was written by Benjamin Delpy and Vincent Le Toux. The exploit method prior to DCSync was …
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