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Mirai and Gafgyt blocked IoT threat activity

Malware Activity
First reported
Last updated
Happening score
H score 26
1 unique sources, 1 articles

Summary

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Mirai and Gafgyt dominated blocked IoT threat traffic, concentrating defender detections on two long-running malware families across June 2024 to May 2025. 40% of blocked IoT requests were tied to Mirai, and 35% to Gafgyt. The volume shows sustained targeting of connected devices rather than isolated bursts. Manufacturing and transportation were the most frequently targeted verticals, adding operational risk for environments that depend on always-on device connectivity.

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Timeline

  1. 05.11.2025 11:30 2 articles · 6mo ago

    Initial report: Mirai and Gafgyt blocked IoT threat activity

    Initial Disclosure

    **Mirai** and **Gafgyt** were the dominant families in blocked **IoT threat** requests over **June 2024 to May 2025**. The split shows sustained malware pressure on connected devices and a need for stronger traffic filtering.

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