Detecting and preventing LSASS credential dumping attacks

Credit to Author: Paul Oliveria| Date: Wed, 05 Oct 2022 16:00:00 +0000

LSASS credential dumping is becoming prevalent, especially with the rise of human-operated ransomware. In May 2022, Microsoft participated in an evaluation conducted by AV-Comparatives specifically on detecting and blocking this attack technique and we’re happy to report that Microsoft Defender for Endpoint achieved 100% detection and prevention scores.

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Detecting credential theft through memory access modelling with Microsoft Defender ATP

Credit to Author: Eric Avena| Date: Thu, 09 May 2019 17:29:45 +0000

Microsoft Defender ATP instruments memory-related function calls such as VirtualAlloc and VirtualProtect to catch in-memory attack techniques like reflective DLL loading. The same signals can also be used to generically detect malicious credential dumping activities performed by a wide range of different individual tools.

The post Detecting credential theft through memory access modelling with Microsoft Defender ATP appeared first on Microsoft Security.

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