ThreatCluster

Detection Techniques for Outlook NotDoor Backdoor Malware Revealed

First seen 17 Nov 2025, 11:35 UTC •GbhackersCyberpressCybersecuritynews •48

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ThreatCluster

Researchers from the Splunk Threat Research Team have uncovered detection techniques for the NotDoor backdoor malware, which exploits Microsoft Outlook. This malware strain poses risks to users of the Outlook application, highlighting the need for enhanced security measures.

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