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Home arrow Articles - Programming arrow Reverse Code Engineering arrow Adding functions to any program using a DLL
Adding functions to any program using a DLL
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Written by Dracon   
Side Story
Reversing a Simple Virtual Machine

Well, tonight I'm tired, I've downloaded a bunch of nice music songs that I like a lot, and it's time to reverse. Having received requests about this tutorial, contrary to my attitudes I'll write a small tutorial. I've heard talking over and over of the HyperUnpackMe2, so at end, I opened it. I fired my IDA 4.3 -yeah, I don't use the cracked one... tools are, after all, for those that can't do things without...

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Some time ago I have worked on Douby’s ”ReverseMe 1” and added missing functions to the program. After doing this I looked for a way to make this process easier. It’s very uncomfortable to code with HIEW, especially if you must change the finished code. Suddenly I got an idea: why not writing a dll? This allows you to use the language you are most familiar with (ASM, C, C++, Delphi, ...), only few asm-code is needed and it’s not difficult.
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