How to Patch Files - Simple C++ File Patcher Source Code

Published: 20 August 2022
on channel: Guided Hacking
13,820
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Mewspaper teaches you how to patch files with C++. It's a simple source code that will enable you to easily patch files. Lots of reverse engineering tools lack this capability, they only patch the memory, so using this tool you can easily automate the patching of files on disk.

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File patching is a method that changes bytes of a file to achieve a goal such as changing instructions or static data. Patching a file on disk may not be effective for some targets because they might have integrity checks at runtime. In this case, a bypass would be required to circumvent these checks, sometimes it's simple as redirecting the scans to a copy of the original file on disk.

How to Patch Files in C++ - GH Article
https://guidedhacking.com/threads/how...

You can find the original C++ file patcher source code which is mentioned in the video below the first post.

Generally, specialized tools are used to patch files such as debuggers, disassemblers of hex editors, but alot of times, you want to automate the patching of files, which is what this file patcher source code enables. I have used this file patching source code to automate the randomization of Cheat Engine strings.

We hope you enjoyed this C++ file patcher tutorial, you can download the full source code on our website.

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