Content by microsoft security research, sagar patil, suriyaraj natarajan and parasharan raghavan (1)

TerminalFix campaign deploys a reverse tunnel through multistage intrusion

Microsoft Security Research, Sagar Patil, Suriyaraj Natarajan and Parasharan Raghavan break down the TerminalFix (ClickFix) intrusion chain, where a fake Cloudflare CAPTCHA leads users to run PowerShell that triggers DLL sideloading, steganographic payload delivery, Active Directory recon, and a Python reverse WebSocket tunnel, plus Defender detections and hunting queries.
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