Three Evilginx Phishing Campaigns Targeting Microsoft 365 Exposed via Misconfigured Server

A misconfigured server exposed three Evilginx phishing campaigns targeting Microsoft 365, utilizing MFA bypass techniques through proxy attacks and OAuth device code flows. The operations leveraged AI-assisted development and connected to a broader phishing-as-a-service ecosystem.

An attacker running a live Microsoft 365 phishing operation left a Python web server listening on a public port with directory listing switched on. The command that did it: python3 -m http.server 8080, was still sitting in the readable .bash_history.

From that one lapse, French security firm Lexfo lifted the operator's entire toolkit and pivoted through it to two more

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