~/talk

Leveraging Osquery for DFIR at Scale

Talkat BSidesSF 2020 · 2020-02-23..02-24· [security]
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Claims that OSQuery can fast‑track DFIR by collecting live artifacts at scale: process execution, command lines, open sockets, loaded DLLs and file mtimes, plus new user accounts and Docker misconfigurations. Demonstrates detecting Meterpreter-like beacons (PowerShell outbound on port 444), DLL injection into notepad/calc, credential‑based crypto miners from GitHub commits, and auditing privileged containers. Uses osquery agent with query packs and a collide fleet TLS endpoint, leveraging process and process_open_sockets joins to capture PIDs, commands, network peers and file metadata for rapid triage.

AI-written summary · about

  1. 0:00Start
  2. 0:23Agenda
  3. 2:33Background on Os Query
  4. 6:17Query Deployment Architecture
  5. 12:47Crypto Mining
  6. 14:42Container Exploit Attempts
  7. 15:37Container Forensics
  8. 17:03Outlier Analysis
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