![]() Current Content Review Access LSASS Memory for Dump Creation Last, we will update our current analytics or create new ones. We will then simulate T1003.001, OS Credential Dumping: LSASS Memory, by using Mimikatz, Cobalt Strike, Atomic Red Team T1003.001, and Invoke-Mimikatz. To begin, we’ll look at our current analytics related to LSASS memory dumping. Part of this process for the Splunk Threat Research Team is to continuously update older analytics to ensure we are providing up to date coverage on latest techniques and behaviors. With that, the Splunk Threat Research Team dug into how Mimikatz, and a few other tools found in Atomic Red Team, access credentials via LSASS memory, T1003.001. It verifies users logging on to a Windows computer or server, handles password changes, and creates access tokens (per Wikipedia). The Local Security Authority Subsystem Service (LSASS) is a process in Microsoft Windows operating systems that is responsible for enforcing the security policy on the system. All of these methods have a commonality: targeting LSASS. Whether it be with PowerShell Invoke-Mimikatz, Cobalt Strike’s Mimikatz implementation, or a custom version. ![]() ![]() Adversaries will use one of many ways, but most commonly Mimikatz is used. One of the most commonly used techniques is to dump credentials after gaining initial access.
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