~/talk

Where 2 Worlds Collide: Bringing Mimikatz et al to UNIX

Talkat Black Hat Europe 2018 · 2018-12-03..12-06· [security]
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Claims that Active Directory–joined UNIX boxes let attackers escalate into the AD forest with concrete artifacts: proof-of-concept mimikatz-like Unix tools plus Metasploit post‑exploit modules and John the Ripper rules that crack cached hashes and extract plaintext from process memory. Tests show SSSD and a commercial winbind-style product expose cache files, IPC sockets and Kerberos tickets (often in /tmp), and many attacks require root but some IPCs are world-accessible. Mitigations include disabling credential caching, restricting ptrace, and applying SELinux and vendor hardening.

AI-written summary · about

  1. 0:00Introduction and scope
  2. 2:58Active Directory theory
  3. 8:07Threat modeling and vectors
  4. 12:52Practical attack analysis
  5. 17:54Developing exploitation tools
  6. 28:03Operator-side mitigations
  7. 34:03Vendor collaboration
  8. 37:23Conclusion and Q&A
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