Breaking the code: how a multi-stage “code of conduct” phishing campaign led to AiTM token compromise

Breaking the code: how a multi-stage “code of conduct” phishing campaign led to AiTM token compromise

Phishing has evolved from crude scams to carefully engineered deceptions that mimic trusted internal processes. In mid‑April 2026, Microsoft Defender Research observed a large, multi‑stage campaign that did exactly that: it masqueraded as internal “code of conduct” notifications, used polished templates and legitimate delivery services, and funneled victims through a sequence of CAPTCHA and staging pages that ultimately proxied real