Exploring the Identity & Access dashboard in Azure Security Center

In Azure Security Center you can use the Identity & Access dashboard to explore more details about your identity posture. In this dashboard you have a snapshot of your identity related activities as shown in the example below: Just by looking at this dashboard you can draw some conclusions, for example, all failed logons were…


Detecting Suspicious PowerShell Activity in Azure Security Center

Adversaries may use PowerShell scripts as a defense evasion technique, or to establish persistence. The use of PowerShell to attack systems is not new, it was successfully leveraged in many different attack campaigns in the past, and it is still a growing trend. For this reason is important to follow some core principals to protect…


Detecting Persistence in Azure Security Center

According to Mitre Adversarial Tactics, Techniques & Common Knowledge (ATT&CK), Persistence is “any access, action, or configuration change to a system that gives an adversary a persistent presence on that system”, which is a common technique used by adversaries to keep a communication channel open with the attacked resource. The use of Run and RunOnce registry…


Considerations Regarding Azure Security Center Adoption

One common question that I receive from customers is: how do I fit Azure Security Center in my overall Security Operations and Incident Response plan? The answer may vary according to your SOC model, the size of the organization, cloud workload, and maturity level. For this reason, is important to take in consideration some key…


Integrating Azure Function with Azure Security Center Playbook

The Playbook feature in Azure Security Center leverages Azure Logic Apps to create a comprehensive workflow that can be used to aggregate a set of procedures to be executed when a certain condition takes place. The demo that I presented at Ignite 2007 shows the integration with Slack, and how the Security Center alert can…


Testing Azure Security Center Detections Capabilities

When you first onboard your VMs/Computers in Azure Security Center, and the Microsoft Monitoring Agent is fully installed in the target systems, you may see some security recommendations for your workloads. This initial security assessment is very important, and usually it doesn’t take long for Security Center to provide a good picture of how secure…


Exploring Notable Events in Security Incidents

Azure Security Center is able to identify threats that may compromise your system in different phases of the kill chain. Security Center will use different detection capabilities prior to trigger an alert, and the content of this alert can also vary according to its type. If Security Center identifies that there is a correlation between…


Azure Advisor Integration with Azure Security Center

First of all, Azure Advisor is super cool, it’s basically one-stop-shop for recommendations regarding high availability, security, performance, and cost of your Azure environment. If you never visited this dashboard, make sure to check it out:  The other cool thing is that the security recommendations is fully integrated with Azure Security Center. When you click…


Detecting attempts to run untrusted code by using trusted executables in Azure Security Center

In February 2017, FireEye documented a sophisticated spear phishing campaign targeting individuals within the Mongolian government. In the initial part of this attack, they were bypassing AppLocker restrictions by using Regsrv32.exe, which enables the attacker to run untrusted code. This technique was used in many others attack campaigns.  By using virtual machine behavioral analysis, Security…


Creating Custom Notable Event in Azure Security Center

In Azure Security Center you can use the Events dashboard to see the security events (including Windows Firewall) collected over time: The visualization of security events over time can be very useful for you to observe some patterns, and to have a snapshot of the environment. You can also use this information when performing an…