We found 18 AI browser extensions marketed as productivity tools that are not as they seem. This group includes extensions such as: One that surveils your emails as you compose them Another that intercepts ChatGPT prompts A third that exfiltrates passwords Leveraging the rise of generative AI (GenAI), these extensions deliver remote access Trojans (RATs), meddler-in-the-middle (MitM) attacks and infostealers that target prompts, user behavior and browser sessions. Attackers blend the following established techniques with AI productivity lures: API interception Passive Document Object Model (DOM) observation Traffic proxying HTTPS response decryption Multiple samples contained AI-generated code, indicating that threat actors employed large language models (LLMs) to accelerate malware…