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Microsoft Defender for Endpoint now supports Windows 10 on Arm devices
Today, we are excited to announce that Microsoft Defender for Endpoint support of Windows 10 on Arm devices is generally available. This expanded support is part of our continued efforts to extend Microsoft Defender for Endpoint capabilities across all the endpoints defenders need to secure. Arm...
Microsoft Defender for Endpoint now supports Windows 10 on Arm devices
Today, we are excited to announce that Microsoft Defender for Endpoint support of Windows 10 on Arm devices is generally available. This expanded support is part of our continued efforts to extend Microsoft Defender for Endpoint capabilities across all the endpoints defenders need to secure. Arm...
DefenderCheck - Identifies The Bytes That Microsoft Defender Flags On
Quick tool to help make evasion work a little bit easier. Takes a binary as input and splits it until it pinpoints that exact byte that Microsoft Defender will flag on, and then prints those offending bytes to the screen. This can be helpful when trying to identify the specific bad pieces of code...
Automating threat actor tracking: Understanding attacker behavior for intelligence and contextual alerting
As seen in recent sophisticated cyberattacks, especially human-operated campaigns, it’s critical to not only detect an attack as early as possible but also to rapidly determine the scope of the compromise and predict how it will progress. How an attack proceeds depends on the attacker’s goals and...
Automating threat actor tracking: Understanding attacker behavior for intelligence and contextual alerting
As seen in recent sophisticated cyberattacks, especially human-operated campaigns, it’s critical to not only detect an attack as early as possible but also to rapidly determine the scope of the compromise and predict how it will progress. How an attack proceeds depends on the attacker’s goals and...
Vulristics: Microsoft Patch Tuesdays Q1 2021
Hello everyone! It has been 3 months since my last review of Microsoft vulnerabilities for Q4 2020. In this episode I want to review the Microsoft vulnerabilities for the first quarter of 2021. There will be 4 parts: January, February, March and the vulnerabilities that were released between the...
Analyzing attacks taking advantage of the Exchange Server vulnerabilities
Microsoft continues to monitor and investigate attacks exploiting the recent on-premises Exchange Server vulnerabilities. These attacks are now performed by multiple threat actors ranging from financially motivated cybercriminals to state-sponsored groups. To help customers who are not able to...
Automatic on-premises Exchange Server mitigation now in Microsoft Defender Antivirus
As cybercriminals continue to exploit unpatched on-premises versions of Exchange Server 2013, 2016, and 2019, we continue to actively work with customers and partners to help them secure their environments and respond to associated threats. To date, we have released a comprehensive Security Updat...
Automatic on-premises Exchange Server mitigation now in Microsoft Defender Antivirus
As cybercriminals continue to exploit unpatched on-premises versions of Exchange Server 2013, 2016, and 2019, we continue to actively work with customers and partners to help them secure their environments and respond to associated threats. To date, we have released a comprehensive Security Updat...
How Akamai Can Help You Fight the Latest Exploitation Attempts Against Microsoft Exchange
Co-authored by Ryan Barnett. AppSec Protections for Microsoft Exchange CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065 On March 2, 2021, the Microsoft Security Response Center alerted its customers to several critical security updates to Microsoft Exchange Server, addressing...
Azure LoLBins: Protecting against the dual use of virtual machine extensions
Azure Defender for Resource Manager offers unique protection by automatically monitoring the resource management operations in your organization, whether theyre performed through the Azure portal, Azure REST APIs, Azure CLI, or other Azure programmatic clients. In this blog, we will look into the...
Azure LoLBins: Protecting against the dual use of virtual machine extensions
Azure Defender for Resource Manager offers unique protection by automatically monitoring the resource management operations in your organization, whether theyre performed through the Azure portal, Azure REST APIs, Azure CLI, or other Azure programmatic clients. In this blog, we will look into the...
XLM + AMSI: New runtime defense against Excel 4.0 macro malware
We have recently expanded the integration of Antimalware Scan Interface AMSI with Office 365 to include the runtime scanning of Excel 4.0 XLM macros, to help antivirus solutions tackle the increase in attacks that use malicious XLM macros. This integration, an example of the many security feature...
HAFNIUM targeting Exchange Servers with 0-day exploits
Update 03/08/2021: Microsoft continues to see multiple actors taking advantage of unpatched systems to attack organizations with on-premises Exchange Server. To aid defenders in investigating these attacks where Microsoft security products and tooling may not be deployed, we are releasing a feed ...
Microsoft unifies SIEM and XDR to help stop advanced attacks
For all of us in security, the last twelve months have been an incredible series of challenges—from balancing remote work with family priorities, to helping build resilient businesses, and protecting against the latest attacks. 2020 showed us that while we have made great progress, there is still...
Microsoft unifies SIEM and XDR to help stop advanced attacks
For all of us in security, the last twelve months have been an incredible series of challenges—from balancing remote work with family priorities, to helping build resilient businesses, and protecting against the latest attacks. 2020 showed us that while we have made great progress, there is still...
WordPress Defender Security plugin <= 2.4.6 - Cross-Site Request Forgery (CSRF) vulnerability
Cross-Site Request Forgery CSRF vulnerability found by NintechNet in WordPress Defender Security plugin versions = 2.4.6. Solution Update the WordPress Defender Security plugin to the latest available version at least 2.4.6.1...
CVE-2021-24082
Microsoft.PowerShell.Utility Module WDAC Security Feature Bypass Vulnerability...
