Analyzing the Entropy of Document Hidden Code

Analyzing the Entropy of Document Hidden Code

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Intro

1 of 24

1 of 24

Intro

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Analyzing the Entropy of Document Hidden Code

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  1. 1 Intro
  2. 2 OUTLINE
  3. 3 DOCUMENT MALWARE
  4. 4 WHAT IS THE VALUE OF INFORMATION?
  5. 5 MEASURING INFORMATION
  6. 6 WHAT IS ENTROPY?
  7. 7 CALCULATING ENTROPY
  8. 8 ENTROPY EXAMPLE
  9. 9 REDUNDANCY
  10. 10 METHODOLOGY
  11. 11 PROCESS CODE IN BULK
  12. 12 ENTROPY OF MALICIOUS VBA
  13. 13 ENTROPY OF MALWARE VBA
  14. 14 TWO STEPS FORWARD, ONE STEP BACK DEFEATING ENTROPY DETECTION
  15. 15 HOW DO WE DECODE?
  16. 16 ZERO ORDER
  17. 17 FIRST ORDER WORD
  18. 18 SECOND ORDER WORD
  19. 19 WHY ENGLISH?
  20. 20 ONE STEP AHEAD?
  21. 21 EXAMPLE 1
  22. 22 HOW TO CATCH?
  23. 23 EXAMPLE 2
  24. 24 NAMES

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