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Improve hash similarity function #110

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ohjeongwook opened this issue Oct 2, 2020 · 0 comments
Open

Improve hash similarity function #110

ohjeongwook opened this issue Oct 2, 2020 · 0 comments
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@ohjeongwook
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Current approach of using string similarity has a lot of performance penalties.

04 00000076`1a5ea320 00007ff9`23df7711 pybinkit!GetStringSimilarity(char * a = 0x00000246`e3cae250 "7a040701077a040701078f01075c01070407d1010705077a01070207d8010701077a040701077a010702075c010704077a04070107d8010201025c010704077a040705077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701075c010704077a040701077a010704077a040701077e0102040106010201027a040705077a040201025c010704077a040701077a010704077a040701075c010704077a040701077a010704077a040701077a010704077a040701077a010704077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040705077a040201027a040705077a040705077a040705077a040705077a040705077a040701075c010204025c010704077a040705075c010702077a040701071202077a01070407d8010701071007027a0107040706010705078601079f", char * b = 0x00000246`e33af190 "7a010201027a01070407d8010701071007025c010704077a010704077a010704077a010701078601078601078601079f")+0xd5 [I:\ReverseEngineering\Tools\Vulnerabilities\binkit\src\engine\Diff.cpp @ 357]
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