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When Everyone's Dog is Named Fluffy

Security researchers examine technical aspects of When Everyone's Dog is Named Fluffy.

Summary

Exploits the Windows 10 security questions feature introduced in April 2018 for durable low-profile backdoor allowing remote distribution to any Win 10 machine without executing code on target. Covers remotely setting security questions, accessing the Password Reset screen, reverting passwords via Mimikatz, and domain-wide persistence after initial compromise using a built-in OS recovery feature. Releases open-source Update-AllUsersQA PowerShell mitigation tool.

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