Fake AI Tools Put US Companies at Risk: Inside Counterfeit Claude, ChatGPT, and Copilot

This story was originally published on HackerNoon at: https://hackernoon.com/fake-ai-tools-put-us-companies-at-risk-inside-counterfeit-claude-chatgpt-and-copilot.
ANY.RUN analyzes 1,258 fake AI campaign submissions, exposing malicious installers, session theft, credential phishing, and detection strategies for SOC teams.
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ANY.RUN researchers linked 1,258 public sandbox analyses to fake AI campaigns between April 15 and October 5, 2026. Attackers impersonated Claude, ChatGPT, GitHub Copilot, Gemini, and other tools through fake downloads, malicious installation commands, shared AI chats, and phishing pages. The campaigns targeted developer credentials, browser sessions, cloud and AI API keys, and business accounts. This report breaks down five attack patterns, key behavioral indicators, MITRE ATT&CK mappings, and practical defenses for security teams, including approved software catalogs, execution controls, sandbox analysis, and threat intelligence.