Fake AI Tools Put US Companies at Risk: Inside Counterfeit Claude, ChatGPT, and Copilot
ANY.RUN researchers tracked fake AI tool campaigns that impersonate Claude, ChatGPT, GitHub Copilot, Gemini, and other AI brands to plant infostealers, take over browser sessions, and phish business accounts. Between April 15 and October 5, 2026, 1,258 public sandbox analyses were tied to these campaigns, and the USA was the second-largest source of submissions after India.
The attacks share one trait: the employee performs the decisive step. They paste an “install command,” run a convincing installer, or sign in to a fake window. That can put source code, cloud and AI API keys, active business sessions, ad accounts, and billing access at risk, turning a single user action into potential data exposure, account compromise, financial loss, or disruption to development and marketing operations.
Below, we break down five attack patterns, the numbers behind them, and the signals SOC teams can hunt for.
Key Takeaways
- Fake AI is a sustained campaign...
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