Chinese Hackers Use Anthropic’s AI to Launch Automated Cyber Espionage Campaign

State-sponsored threat actors from China used artificial intelligence (AI) technology developed by Anthropic to orchestrate automated cyber attacks as part of a “highly sophisticated espionage campaign” in mid-September 2025.
“The attackers used AI’s ‘agentic’ capabilities to an unprecedented degree – using AI not just as an advisor, but to execute the cyber attacks themselves,” the AI upstart