ShieldBreak PoC download from known distribution infrastructure

Duo Tech@duotech

•updated Aug 12, 2026•1•0•10

Detects network retrieval of the ShieldBreak exploit PoC or the UnDefend companion tool from their known distribution infrastructure (git.projectnightcrawler.dev, github.com/Nightmare-Eclipse/UnDefend) via TLS SNI or HTTP host/URI matching.