ARTEX abuse expands as cybercriminals target financial sector

Reported by Microsoft Security (Microsoft Threat Intelligence)

Summary by Cyber Security News7 Nov 2026, 03:44 CET

About this summary. This is a short excerpt from the description that Microsoft Security published with its article. Cyber Security News did not report or verify the underlying story. Read the original: https://www.microsoft.com/en-us/security/blog/2026/11/06/artex-abuse-expands-as-cybercriminals-target-financial-sector/

Mitigation and protection guidance Microsoft Defender detections Hunting queries Indicators of compromise In October 2026, the financially motivated threat actor Storm-3358 began targeting organizations in the financial sector using the agentic AI offensive framework ARTEX.

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