From a Cybersecurity Architect Who's Seen the Struggles Firsthand Over the years, we’ve migrated more than a few SIEM environments to Microsoft Sentinel. And no matter how different the organizations were, the same headaches kept showing up: 🔍 What logs do we really need to keep for detection? 💾 What can we afford to store … Continue reading Why Microsoft’s New Sentinel Data Lake Actually Matters
For quite a while now, there has been a new ongoing threat campaign where the adversaries first bomb a user's mailbox with spam emails and then pose as Help Desk or IT Support on Microsoft Teams to trick their potential victims into providing access. This social engineering tactic is being attributed to the ransomware group "Black Basta".
We provide a KQL query that will help you validate your defined Windows audit security policy configuration. Defining a Windows audit policy is an important step in establishing a robust security posture. Ensuring that the audit policy is applied consistently across your environment is just as important as defining that policy and quality controls should be in place.
In August 2020 Microsoft patched the ZeroLogon vulnerability CVE-2020-1472. In summary, this vulnerability would allow an attacker with a foothold in your network to become a domain admin in a few clicks. The attacker only needs to establish a network connection towards the domain controller. At NVISO we are supporting multiple clients with our MDR … Continue reading Sentinel Query: Detect ZeroLogon (CVE-2020-1472)
