Hunting for Local Group Membership changes

Hello there, A couple of days ago, someone in a forum asked whether it would be possible to detect changes to the local administrator’s group using Microsoft Defender Advanced Threat protection. Before I continue why would you want to monitor Read More …

Managing Time Zone and Date formats in Microsoft Defender Security Center

When you receive security alerts or are investigating security related events , the aspect of time is important element. By default, date and time is displayed in Coordinated Universal Time (UTC) within the Microsoft Defender security center portal. In todays’ Read More …

Advance your Microsoft Defender ATP hunting skills using the Atomic execution framework

Hello everyone, during the past months I took a closer look at MITRE ATT&CK to advance my hunting skills using Microsoft Defender Advanced Threat Protection. For those not familiar with MITRE ATT&CK, in short, it is a knowledge base knowledge Read More …

Meet the new Microsoft Defender ATP evaluation lab

This week Hadar Feldmann, senior program manager and security researcher at Microsoft announced the public preview of the new Microsoft Defender ATP evaluation lab that now includes two attack simulation solutions from AttackIQ and SafeBreach. The term ‘evaluation’ might indicate Read More …

How to create your Defender ATP Admin Audit Log Dashboard

Hello everyone, In today’s blogpost I will walk you through the process of creating an admin audit log dashboard for Defender Advanced Threat Protection. During my past customer engagements, I was often asked if there is a way to show Read More …

How to generate a monthly Defender ATP Threat and Vulnerability Report

Update 11 January 2020 – Microsoft has updated the Advanced Hunting Schema, so ComputerName is now DeviceName in the queries. Just recently Microsoft announced that the Defender ATP advanced hunting schema was extended with the following tables: DeviceTvmSoftwareInventoryVulnerabilities DeviceTvmSoftwareVulnerabilitiesKB DeviceTvmSecureConfigurationAssessment Read More …

Windows Defender, More than just Antivirus – Part 2

In the previous post I provided an overview of the history of Windows Defender and an overview of the various features that have the name Windows Defender in them. When then looked at Windows Defender SmartScreen and Windows Defender Cloud Read More …