![]() ![]() Here, we need some programming knowledge, a hex editor and (as always) some… tricky thoughts. The key here, for the cracker, is how to find a way to fool the application in order to allow the user to press the button before (or after…?) the program disable it. Thus, the existed button “Start” (in every application’s welcome screen) becomes disabled when the user try to press it! Sometimes, programmers used this trick when they realize that a user use the program in a not legitimate manner (unregistered, illegal copy etc.). A window appears and prompts the user to press a specific button, but when the mouse pointer comes over, the button becomes disabled (Figure 2). Our first target is a program that programmers used to create for fun. ![]() Olly: A well-known PE executable’s debugger
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