Azure-Sentinel

Microsoft Sentinel and Microsoft 365 Defender Welcome to the unified Microsoft Sentinel and Microsoft 365 Defender repository! This repository contains out of the box detections, exploration queries, hunting queries, workbooks, playbooks and much more to help you get ramped up with Microsoft...

gundog

gundog gundog - cacería guiada basada en PowerShell en Microsoft 365 Defender Gundog te proporciona cacería guiada en Microsoft 365 Defender. Especialmente si no únicamente para Alertas de Correo Electrónico y Puntos Finales por ahora. Funcionalidad Proporcionas un AlertID que podrías haber...

gundog

gundog gundog - PowerShell based guided hunting in Microsoft 365 Defender Gundog provides you with guided hunting in Microsoft 365 Defender. Especially if not only for Email and Endpoint Alerts at the moment. Functionality You provide an AlertID you might received via Email notification and gundo...

The vulnerability of the Palo Alto Networks Cortex XDR Microsoft 365 Defender Pack is related to insufficient protection of registration data, allowing attackers to gain unauthorized access to user registration information.

The vulnerability of the Palo Alto Networks Cortex XDR Microsoft 365 Defender Pack is related to insufficient protection for registration data. Exploiting this vulnerability can allow attackers to gain unauthorized access to user registration data...

CVE-2025-4234

A problem with the Palo Alto Networks Cortex XDR Microsoft 365 Defender Pack can result in exposure of user credentials in application logs. Normally, these application logs are only viewable by local users and are included when generating logs for troubleshooting purposes. This means that these...

CVE-2025-4234 Cortex XDR Microsoft 365 Defender Pack: Cleartext Exposure of Credentials

A problem with the Palo Alto Networks Cortex XDR Microsoft 365 Defender Pack can result in exposure of user credentials in application logs. Normally, these application logs are only viewable by local users and are included when generating logs for troubleshooting purposes. This means that these...

CVE-2025-4234 Cortex XDR Microsoft 365 Defender Pack: Cleartext Exposure of Credentials

A problem with the Palo Alto Networks Cortex XDR Microsoft 365 Defender Pack can result in exposure of user credentials in application logs. Normally, these application logs are only viewable by local users and are included when generating logs for troubleshooting purposes. This means that these...

CVE-2025-4234: Insertion of Sensitive Information into Log File

A problem with the Palo Alto Networks Cortex XDR Microsoft 365 Defender Pack can result in exposure of user credentials in application logs. Normally, these application logs are only viewable by local users and are included when generating logs for troubleshooting purposes. This means that these...

PT-2025-37083

Name of the Vulnerable Software and Affected Versions: Cortex XDR Microsoft 365 Defender Pack affected versions not specified Description: The Cortex XDR Microsoft 365 Defender Pack may allow cleartext exposure of credentials. The severity of this issue is low. Recommendations: At the moment, the...

August 13, 2024—KB5041160 (OS Build 20348.2655)

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Microsoft Defender for Endpoint now stops human-operated attacks on its own

Defenders need every edge they can get in the fight against ransomware. Today, were pleased to announce that Microsoft Defender for Endpoint customers will now be able automatically to disrupt human-operated attacks like ransomware early in the kill chain without needing to deploy any other...

Microsoft Defender for Endpoint now stops human-operated attacks on its own

Defenders need every edge they can get in the fight against ransomware. Today, were pleased to announce that Microsoft Defender for Endpoint customers will now be able automatically to disrupt human-operated attacks like ransomware early in the kill chain without needing to deploy any other...

Microsoft 365 Defender demonstrates 100 percent protection coverage in the 2023 MITRE Engenuity ATT&CK® Evaluations: Enterprise

For the fifth consecutive year, Microsoft 365 Defender demonstrated industry-leading extended detection and response XDR capabilities in the independent MITRE Engenuity ATT&CK® Evaluations: Enterprise. The attack used during the test highlights the importance of a unified XDR platform and showcas...

Microsoft 365 Defender demonstrates 100 percent protection coverage in the 2023 MITRE Engenuity ATT&CK® Evaluations: Enterprise

For the fifth consecutive year, Microsoft 365 Defender demonstrated industry-leading extended detection and response XDR capabilities in the independent MITRE Engenuity ATT&CK® Evaluations: Enterprise. The attack used during the test highlights the importance of a unified XDR platform and showcas...

Malware distributor Storm-0324 facilitates ransomware access

The threat actor that Microsoft tracks as Storm-0324 is a financially motivated group known to gain initial access using email-based initial infection vectors and then hand off access to compromised networks to other threat actors. These handoffs frequently lead to ransomware deployment. Beginnin...

Microsoft Purview data security mitigations for BazaCall and other human-operated data exfiltration attacks

I recently worked with an enterprise customer who experienced a data exfiltration attack using the characteristics of the BazaCall campaign. BazaCall can be both a ransomware and data exfiltration attack that are used together to increase pressure on and damage to the victim. Microsoft Purview ha...

Microsoft Purview data security mitigations for BazaCall and other human-operated data exfiltration attacks

I recently worked with an enterprise customer who experienced a data exfiltration attack using the characteristics of the BazaCall campaign. BazaCall can be both a ransomware and data exfiltration attack that are used together to increase pressure on and damage to the victim. Microsoft Purview ha...

XDR meets IAM: Comprehensive identity threat detection and response with Microsoft

Identity has become the corporate security perimeter. The average organization used 130 different cloud applications in 2022. That’s up 18 percent from 2021 alone.1 And as organizations continue to embrace digital transformation and enable remote work, they look to identity and access management...

Threat actors strive to cause Tax Day headaches

Threat actors often take advantage of current events and major news headlines to align attacks and leverage social engineering when people could be more likely to be distracted or misled. Tax season is particularly appealing to threat actors because not only are people busy and under stress, but ...

Threat actors strive to cause Tax Day headaches

Threat actors often take advantage of current events and major news headlines to align attacks and leverage social engineering when people could be more likely to be distracted or misled. Tax season is particularly appealing to threat actors because not only are people busy and under stress, but ...