Questions tagged [binary-editing]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0 votes
0 answers
32 views

Modification/packaging of firmware for TV motherboards based on MSD3663

Is it possible to somehow unpack or modify the firmware for the TP.MSD3663S.PB805 TV motherboard? For example, edit configuration files, graphic images or change them. What programs should I use for ...
0 votes
1 answer
216 views

Modifying a single .class file in an obfuscated JAR

i am trying to modify a jar that is partly obfuscated (and what i want to modify is in this part). I can use Recaf, it will decompile it well and I can save modifications and export program without ...
1 vote
0 answers
48 views

I Want to Edit lk partition to support fastboot binaries

based on what i found Oppo removed the fastboot binaries from my phone (Oppo A5s) and since the lk partition is the one that have it by default i would like to know how can i sort of inject the ...
1 vote
2 answers
176 views

Edit arm thumb2 intelhex file

I have intelhex file to arm 32 bits thumb 2. I want edit this file add/ change instructions. Looking for easy and free tool (prefer gui windows tool ) to do it please.
1 vote
0 answers
274 views

IDA binary patch "has no file mapping"

I am trying to change one byte (TBZ to TBNZ) inside a ~40mb binary. Ive done this multiple times with other files but this time IDA is giving me a hard time by simply not patching and printing this to ...
4 votes
1 answer
2k views

How can I modify binary image resource data?

I've been hacking and modding software for years, and have learned a lot, but there are still a few things that vex me - this is one such case. I have noticed that some PEs contain an RCData section ...
0 votes
1 answer
242 views

Editing Binary File with Hex Editor

If I edit out and replace four bytes of a binary file with 00 00 00 00 and the binary crashes when it runs does it mean that there is some sort of security protection? How likely is it that the crash ...
0 votes
1 answer
129 views

Reversing Games like Manfred dis

I've looked at as many resources on Manfred and Manfred's work I've watched the DEFCON 25 Live talk about what he hacked. Here I've also looked, listened and read the dark net diaries Part One - ...
1 vote
2 answers
2k views

Trying to rip the sprites of this game

I am currently trying to rip the sprites from an Nintendo DS game called Cookie Shop - Create Your Dream Shop but they are all in _LZ.bin files. When I've unpacked its compression, I could see lots ...
2 votes
0 answers
210 views

Source code for an mp3 player?

I know this title sounds a little dumb but if you would please bear with me for an explanation. I have a Valoin-made mp3 player I bought close to 3 years ago now. Via a series of interesting ...
2 votes
0 answers
98 views

nrf52-based localization tag flash dump and modification

Lately I've bought a localisation tag (Apple AirTag alike). When I click a button on my cell phone, the device plays a chiptune-like ringtone. The ringtone is configurable using the app and stored on ...
0 votes
2 answers
675 views

How to prevent File Modification in C++

so i want to protect my software against reverse-engineering and i want to add checksum verification to prevent patching the binary but the problem that if i added a checksum verification the binary ...
0 votes
2 answers
617 views

Open unknown image format (probably a RAW image)

I copy image files here from a linux based system which ends with .bin. Unfortunately I don't know how to open it. The goal is to convert images to this format later. What I have already tried: Open ...
3 votes
0 answers
513 views

Modify bin firmware file of an old phone

I am trying to remove/disable some system apps ( Messages, Games, Radio or Calendar ) and remove/replace the boot screen from samsung E1200y. So i start searching for the way to do that... I used HxH ...
0 votes
2 answers
199 views

Convert series of hex digits represented as ASCII-characters stored in a .txt file to raw bytes

I recently extracted a bunch of raw bytes (from wireshark) into a regular .txt file. Because these raw bytes are stored in a text file, all those hex-digits are actually written as ASCII characters ...
0 votes
0 answers
1k views

Modify Strings in a ELF (Executable and Linking Format) that are stored in the .rodata

I have 2 ELF files here, each containing strings in the ".rodata" for an translation that I want to modify. The first ELF "(binary1)" I have already successfully modified from ...
-1 votes
1 answer
4k views

Change androidmanifest.xml file within apk

I am able to unpack an android apk file with apktool, but when I am repacking the apk file using apktool, it just crashes with errors, and ibotpeaches seems not patching those errors for years. Now ...
0 votes
0 answers
597 views

Combine two ELF binaries

Without having access to the original source code, is there a way to combine two ELF binaries with the main() in the first binary pointing to the main() in the second binary ? In other words, I mean ...
4 votes
2 answers
4k views

Edit an .so file

I have here an .so file that contains a language pack and I want to edit them. My problem is that I don't always have enough space for a clean translation. I know that I can change the texts if they ...
0 votes
1 answer
4k views

How to patch a binary file and save it? [closed]

I have an ARM executable binary file and I want to patch it at precise virtual addresses. Is there any safe (and automated) way to perform this task ? Any scripts or tools are welcome!
0 votes
0 answers
35 views

Can you add data to a binary, without affecting its jump labels?

I'm a total beginner, so I don't know the vocabulary yet to search effectively. What I want to do is add some data (let's say level data), to an old game ROM, but that would probably shift all the ...
1 vote
1 answer
530 views

Change binary without damage [closed]

How can I change (add/edit/remove) assembly instruction from binary file without damage? I know that at binary function save on specific offset/address, so if I change something I will damage all ...
1 vote
1 answer
3k views

How to extract firmware from a chip ( snarfing) [closed]

Is there anyone who can guide me how do i do snarfing of firmware on a chip of a VIN Tuner. Is there anyone who can do it ?
1 vote
0 answers
84 views

Bin patching Arm7tdmi CRC32?

Ok so I am total noob here. I wanted to play with the bin from an instrument cluster I work on a lot. I was able to pull the bin off the MCU with a J-link. If I erase the chip and flash it with a bin ...
1 vote
1 answer
348 views

ELF binary corrupted after adding instruction in non-executable section

I've been messing around a little with Radare2 trying to master binary exploitation and patching. I added a couple of assembly instructions to an x86 elf binary in a non-executable section of the file,...
1 vote
1 answer
934 views

Windows 10 will not run hex edited application

I'm in a reverse engineering class. Our current assignment is to edit a notepad.exe application. Just to start out, I opened my notepad.exe in FlexHex, went to the end of the.rsrc section, changed a ...
3 votes
1 answer
2k views

Modifying a string in a .net binary

I have a .net exe called foo.exe I open foo in a hex editor (HxD) and search for myString. I do not see it. I open foo.exe in ILSpy and was able to find myString. I do see human readable text in the ...
3 votes
1 answer
140 views

Dumpout Process Memory Layout During Loading Time

I am working on a project where I need to use LD_PRELOAD to load some libraries into the memory space. It's like: LD_PRELOAD="./libapp.so" ./my_app Due to certain reasons (I am actually working on ...
1 vote
1 answer
120 views

OSX User level application Preferences (plist) are not loaded after binary modification

I am working on a project that requires to modify an existing OSX application's dylib binary (few bytes to correct an obsolete URL). I do not have access to the application source code nor the code ...
1 vote
1 answer
311 views

Ldr arm thumb2 must be multiple of 4?

I saw here http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.dui0489c/CIHDGFEG.html that on arm thumb2 ldr must be multiple of 4. I run on arm thumb 2 and want run this instruction ldr r0, ...
2 votes
2 answers
3k views

translate arm instructions to hex

I looking for simple tool(not site) to translate arm instruction to hex like http://armconverter.com/. Without linker , I want put 1 instruction , and want get the hex . Do you know one please?
1 vote
1 answer
1k views

Patching branch on assembly code

I compile this code 1. #include <stdio.h> 2. void F(int a, int b) 3. { 4. int c= a+b; 5. int d= a*b; 6. } 7. void printAll() 8. { 9. printf("test1"); 10. printf("test2"); 11. ...
2 votes
1 answer
3k views

Bypassing av signature with Hex editing

I recently started studying on bypassing AV by finding an AV signature on nc.exe (NetCat) and changing it to see how it works. I have already found the place of signature with splitting method. Then, ...
3 votes
1 answer
833 views

How can I create an appropriate Japanese .tbl file for Hex Editing?

I'm trying to edit a Japanese Configuration executable using Resource Hacker and I just want to translate the UI stuff to English. There are also a few English text that I was able to find and ...
2 votes
1 answer
484 views

Dolphin Emulator Android port modifications

I am modifying the Dolphin Emulator Alpha for android, but I'm having some trouble with a string in it's smali code. The value I am having trouble with is dolphin-emu, it is the name of the folder ...
1 vote
1 answer
170 views

edit CMD exe to not wait for confimation

I have a small exe program that runs in a system32/cmd window, and when it is finished running its small script it prompts the user to press enter to close. I want to simply have the application ...