Researchers Show Copilot and Grok Can Be Abused as Malware C2 Proxies
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February 17, 2026
Cybersecurity researchers have disclosed that artificial intelligence (AI) assistants that support web browsing or URL fetching capabilities can be turned into stealthy command-and-control (C2) relays, a technique that could allow attackers to blend into legitimate enterprise communications and evade detection.
The attack method, which has been demonstrated against Microsoft Copilot and xAI Grok
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