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Sebastian Porst - Reverse-Engineering Flash Files with SWFRETools
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Sebastian Porst - Reverse-Engineering Flash Files with SWFRETools

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  • http://www.flickr.com/photos/markchadwick/4592186576/
  • http://www.flickr.com/photos/markchadwick/4592186576/
  • Transcript

    • 1. Reverse-Engineering Flash Files with SWFRETools
      Sebastian Porst (sp@porst.tv) – SOURCE Boston 2011
    • 2. About Me
      2
    • 3. Current Work
      3
    • 4. What this talk is about
      Ship it!
      4
    • 5. What this talk is not about
      5
    • 6. Why is this relevant?
      6
    • 7. SWF Files: An Overview
      Header
      Tag 1
      Tag 2
      Tag 3
      Tag 4

      Tag n
      7
    • 8. SWF Files: Interesting Aspects
      8
    • 9. Existing Tools
      SWFTools
      Flash Dump Decompiler
      swfmill
      Sothink SWF Decompiler
      9
    • 10. Problems with existing tools
      SWFTools
      Flash Dump Decompiler
      Crashes
      Old
      Limited
      Wrong tool
      swfmill
      Sothink SWF Decompiler
      10
    • 11. Introducing SWFRETools
      11
    • 12. Goals
      12
    • 13. Architecture
      13
    • 14. Tool I: The Parser
      14
    • 15. Parser Goals
      15
    • 16. Workflow Intermezzo I
      16
    • 17. Tool 2: Flash Dissector
      17
    • 18. Flash Dissector Goals
      18
    • 19. Flash Dissector Demo
      19
    • 20. Weaknesses of Flash Dissector
      20
    • 21. Flash Dissector Future
      21
    • 22. Workflow Intermezzo II
      22
    • 23. Static analysis vs Dynamic analysis
      23
    • 24. Detour: Flash Player Debugger
      24
    • 25. Detour: Flash Player Debugger
      25
    • 26. Tool III: Tracer/Debugger
      26
    • 27. Tracer Implementation
      27
    • 28. Last week in China
      28
    • 29. Last week in China
      29
    • 30. Tracer Plans
      30
    • 31. Workflow Intermezzo III
      31
    • 32. Minimizing sample files
      32
    • 33. Minimizing files without templates
      33
    • 34. Do not forget RETURN
      34
      Function A
      Function B
      Crash here
    • 35. Tool IV: Minimizer
      35
    • 36. Automated minimizing
      36
    • 37. Minimizer Goals
      37
    • 38. Off to GitHub we go!
      Shipped!
      https://github.com/sporst
      38
    • 39. Call for participation
      39
    • 40. Summary
      40
    • 41. Thank you!
      41
      ?
    • 42. Let me help …
      42
    • 43. Image Credits
      http://www.flickr.com/photos/markchadwick/4592186576/
      43

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