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MediumMicrosoft Sentinel analytics

CYFIRMA - Data Breach and Web Monitoring - Ransomware Exposure Detected Rule

This analytics rule detects high-severity ransomware threats targeting the organization, as reported by CYFIRMA's Dark Web and Data Breach Intelligence feeds. The alert is generated when threat actors post, claim, or…

Description

This analytics rule detects high-severity ransomware threats targeting the organization, as reported by CYFIRMA's Dark Web and Data Breach Intelligence feeds. The alert is generated when threat actors post, claim, or associate ransomware activity with corporate domains, brands, or subsidiaries, indicating a potential data breach, extortion attempt, or unauthorized access.

Detection logic

Detection requirements

Platform
Identity ProviderLinuxmacOSOffice SuiteSaaSWindows

The rule states no platform. This is derived from the ATT&CK technique it maps to.

Log source product
cyfirmadigitalriskalertsconnector
Log source service
cyfirmadbwmransomwarealerts_cl

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