New Microsoft Incident Response guides help security teams analyze suspicious activity

Today Microsoft Incident Response are proud to introduce two one-page guides to help security teams investigate suspicious activity in Microsoft 365 and Microsoft Entra. These guides contain the artifacts that Microsoft Incident Response hunts for and uses daily to provide our customers with...

Russian State-Sponsored Cyber Actors Gain Network Access by Exploiting Default Multifactor Authentication Protocols and “PrintNightmare” Vulnerability

Summary Multifactor Authentication MFA: A Cybersecurity Essential • MFA is one of the most important cybersecurity practices to reduce the risk of intrusions—according to industry research, users who enable MFA are up to 99 percent less likely to have an account compromised. • Every organization...

Mandiant-Azure-AD-Investigator - PowerShell module for detecting artifacts that may be indicators of UNC2452 and other threat actor activity

This repository contains a PowerShell module for detecting artifacts that may be indicators of UNC2452 and other threat actor activity. Some indicators are "high-fidelity" indicators of compromise, while other artifacts are so called "dual-use" artifacts. Dual-use artifacts may be related to thre...

Chinese Gas Pipeline Intrusion Campaign, 2011 to 2013

Summary This Advisory uses the MITRE Adversarial Tactics, Techniques, and Common Knowledge ATT &CK® framework, Version 9. See the ATT&CK for Enterprise for all referenced threat actor tactics and techniques. Note: CISA released technical information, including indicators of compromise IOCs,...

Microsoft Patch Tuesday September 2020: Zerologon and other exploits, RCEs in SharePoint and Exchange

I would like to start this post by talking about Microsoft vulnerabilities, which recently turned out to be much more serious than it seemed at first glance. Older Vulnerabilities with exploits "Zerologon" Netlogon RCE CVE-2020-1472 One of them is, of course, the Netlogon vulnerability from the...

Managed Defense: The Analytical Mindset

When it comes to cyber security managed services or otherwise, you’re ultimately reliant on analyst expertise to keep your environment safe. Products and intelligence are necessary pieces of the security puzzle to generate detection signal and whittle down the alert chaff, but in the end, an...