macOS Quarantine Removal Correlated with Ad-Hoc Code Re-Signing

Duo Tech@duotech

•updated Aug 9, 2026•0•0•9

Correlates quarantine-attribute removal (xattr) with ad-hoc code re-signing (codesign) on the same process lineage within 5 minutes, indicating preparation of a downloaded or unsigned binary for execution while evading Gatekeeper.