Doing a Simple Binary Patch - Batty Game

YouTube Excerpt: I am demo'ing a simple binary patch on an 8-bit game that I wrote a while back & lost its source code. It was compiled for the Intel x86 CPU. You can get more details from my blog post: https://dennisbabkin.com/blog/?i=AAA11800 4:11 What I am patching - WaitForSingleObject function delay 6:05 Downloading tools: HxD hex editor 7:33 Downloading a debugger/disassembler: IDA Free 8:49 Opening binary file in IDA 9:45 Placing a breakpoint at the point of interest - WaitForSingleObject function in Kernel32.dll 12:28 Breakpoint triggered on WaitForSingleObject, trying to step out to our code (repeatedly pressing F8 in IDA) 14:16 Finding the spot to patch in a disassembled code 15:20 How to display machine code in IDA 16:38 Finding machine code for instructions that we want to patch with - using online disassembler 18:54 Finding where to patch in the hex editor 20:04 Applying the binary patch in the hex editor 20:54 Reference to "The Martian" movie where Mark Watney was applying a patch to his rover 21:21 Testing our binary patch in IDA 23:21 Oops, my patch didn't work 🤦 - checking why ... 23:48 Fixing the issue with another patch 25:30 Checking the second patch with IDA 26:46 It worked! 26:53 Checking final patch #reverseengineering #ida #debugging #tutorial #windows

I am demo'ing a simple binary patch on an 8-bit game that I wrote a while back & lost its source code. It was compiled for the Intel x86 CPU. You...

Read Full Article 🔍

Curious about Doing A Simple Binary Patch - Batty Game's Color? Explore detailed estimates, salary breakdowns, and financial insights that reveal the true scope of their profile.

Source ID: kHk8dtAiu4U

Category: color style guide