Reverse Engineering Stack Exchange
Reverse Engineering Stack Exchange

Questions tagged [patching]

Patching is the process of adding or deleting code from an executable file in order to modify its functioning.

144 questions
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Making application load dll at start

I've added some functionality to existing application which works through dll injection - my dll loads and patches some stuff. I would like it to be added to this application permanently so I don't have to inject it manually every time - I know…
larw
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Why use some cracks a patch and a keygen?

A lot of cracked software in the internet looks like it's liberated with a patched executable and an additional key generator. Why so complicated? If the executable is patched why isn't the necessity for a key completely removed?
user2011659
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Patching an old piece of software

First off, let me just start by preemptively apologizing if this isn't the right place to ask this question. If that is indeed the case, let me know and I will delete the post. It's just that I'm currently rather desperate for some help with an…
Duro Prem
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How can I create a patch to insert a menu into an executable file which does not have a menu?

I need help writing a patch that inserts a menu into an application which does not have one. When I an executable file in a resource editor, I found the menu and I saved the file again and it doesn't show up. I then used OllyDbg to disassemble the…
Picaboo3
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Need help with patching .plt function

I want to patch a .plt function but my friend told me I should use "xref" to find the real caller. I found it and patched it, Will the .plt function execute? The function start with PUSH {R4-R7,LR}
Mouhamed Iyade
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Is Stud_PE a legitimate program?

I have a binary that crashes at certain user input, and after using Ghidra and x64Dbg to understand what's happening, I'd like to just fix the problem. I can use Ghidra to NOP the function call that is crashing the program, but if I could make just…
AugieDawg
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je change to jne and program issue

I am new to forum and new to programming (total noob). I am trying to modify a program using ollydbg and x32dbg and while attached to file I make the changes fine and it does what I expected. My problem is saving the changes to file or patching in…
Valshardreg
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How can I mod the built-in software of my digital piano?

I'm curious if anyone has any insight on how I can manipulate or mod the code for the built-in software of a digital piano (specifically the Kawai ES8 - or really any digital piano with a display screen). Like if I wanted to change the default chord…
blondeonia
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tutorial of run-time hacking with Dnspy

Is anybody have good resource or tutorial of run-time hacking or memory hacking with .NET Applications with dnspy.
KingAmir
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Trying to change JE to JNE in x32dbg for instructions that change

I have found two if statements in an application that I want to alter. I've made the two changes and saved the patch file using x32dgb and the application boots up successfully, however; the change doesn't seem to be taking affect nor is it there…
Noobie3001
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