Dreamboot - A UEFI Bootkit

Dreamboot - A UEFI Bootkit

Hack In The Box Security Conference via YouTube Direct link

Dreamboot?

13 of 21

13 of 21

Dreamboot?

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Classroom Contents

Dreamboot - A UEFI Bootkit

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  1. 1 Intro
  2. 2 Boot process - BIOS mode
  3. 3 What's inside?
  4. 4 Architecture
  5. 5 UEFi vs BIOS API
  6. 6 UEFI development
  7. 7 Protocols and objects
  8. 8 Protocols - guid
  9. 9 Protocols - locate windows bootloader
  10. 10 What about security?
  11. 11 Boot process - UEFI mode
  12. 12 Bootloader debugging
  13. 13 Dreamboot?
  14. 14 Global process
  15. 15 In practice
  16. 16 NX bit (No Execute)
  17. 17 Kernel hooking
  18. 18 Patching and Write Protect flag
  19. 19 Bypass local authentication
  20. 20 Privileges escalations
  21. 21 Conclusion

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