Questions tagged [game-hacking]
The game-hacking tag has no usage guidance.
59
questions
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15 views
How to gain access to obfuscated files stored within an app's OBB file?
So, for the last few days, I've been working on this problem. I've been trying to gain access to an Android app's code, and have managed to narrow it down (probably) to the app's .OBB file. I can open ...
0
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1answer
33 views
How do I gain access to files that an Android app stores in its persistent internal storage directory?
I was playing a game that had hidden achievements and wanted to find the conditions necessary to unlock these achievements. To do this, I've tried to get the source code of the game, to find the ...
0
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0answers
63 views
Game Hacking Prevention - General Question
So I'm in a middle of developing an online video game for Windows and was wondering, how does games' hacking is even possible?
I mean, assuming I calculate the HP and the location of every player in ...
1
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2answers
83 views
Does Microsoft's C++ compiler add functions?
I'm working on reverse engineering a classic game (early 2000s) and am fortunate enough to have debug symbols for a different platform other than PC for reference.
I've noticed that the same functions ...
0
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0answers
41 views
What are hackers hacking in GTA 5's unofficial multiplayer?
I know about changing values in RAM, but how do they create a vehicle or other object in the game? After all, they need to create something, and not just change some value in RAM?
Do they hack the ...
1
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1answer
70 views
How could I find a call of a function thats only referenced inside a vftable?
So I have this function which I'm trying to figure out the arguments to.
However, all the xrefs of it point to a VFTable.
How would I find a call for this function?
0
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1answer
76 views
How do I find a function and find out what it does using reverse engineering?
I am attempting to find a function in a specific game. Is there anyway that , using the assembly code I get from decompiling the game in either Ida or x64dbg , I can locate a function I am ...
2
votes
1answer
109 views
Finding function from pattern
I have been trying to reverse engineer a game for a while now. I have a pattern already for the function I want to find:
\x89\x54\x24\x10\x4C\x89\x44\x24\x18\x4C
\x89\x4C\x24\x20\x48\x83\xEC\x28\x48\...
1
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1answer
25 views
Is there a way to find the implementation of methods with MethodImplOptions.InternalCall attribute?
Background:
The Unity engine provides a number of PlayerPrefs.SetXxx functions that can be used to save user data. However, it will automatically append a hash to the name of what you saved. For ...
0
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1answer
76 views
Stuck in finding the algorithm of a save game file CRC/checksum
A sample message-CRC pair looks like this:
00000005 00000000 12121212 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 2F8376FE
...
0
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1answer
116 views
Windows User Identification / HWID Limiting
I've been playing a game that has an HWID limit and a bunch of other limitations, such as:
a) Cannot be ran in a VM
b) Cannot be ran using Sandboxie and other Sandbox environments
c) Limits 3 ...
0
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1answer
83 views
How to make sense of the pointer in reversed function call?
I have the code below, derived from the reversed function in the original application:
gladius::world::World::create(*(gladius::world::World**)(*(char*)(this + 0x5e8) + 0x50));
The create function ...
0
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0answers
66 views
Need help reverse engineering an 1995 Arcade game with jackie chan in it for modding purposes, (Motorola 68k)
I am looking for a way to decrypt these files and attempt to balance the game, because the top tiers are top and the low tiers are low, also there might be two hidden characters that I would like to ...
0
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1answer
77 views
Modify main function for C++ game file
I am trying to modify the main function for a specific decompiled .exe. More specifically, I want to remove the reference to GUI from that .exe file, so that GUI doesn't get initialised on the startup ...
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0answers
57 views
Unknown binary format (.scp) - No Header
I hope everyone is doing well. I've recently been trying to decode the structure of some files that contain a lot Unicode-8 IIRC characters, with a mix of binary. When I put it into IDA, I can't seem ...
0
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1answer
86 views
How can I get the correct offset from that instruction?
I have the following instructions:
The registers' values in the First instruction are:
RAX=0000000033307EE0
RCX=0000000000000000
The registers' values in the Second instruction are:
RAX=...
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104 views
How can I get a value from a memory address that changes almost every millisecond?
After a lot of time, I found an address in the memory that has the target value but there is something unusual in that address! that address changes every millisecond.
ScreenShot:
I did a hardware ...
0
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1answer
89 views
Retrieve user data as if it were the game making the request
Don't think the title really summed it up but here goes.
There's a game built in Unreal Engine 4 that displays your (and other users) in-game statistics e.g a leaderboards page.
I can determine some ...
1
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0answers
57 views
Reverse Engineering SNES adapter
A good "Hello world" for everybody here
I've bought a Mayflash PC052 adapter to convert an original SNES-mini controller (CLV-202) to a USB port on PC or PS4...
The thing is, this CLV-202 ...
0
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0answers
45 views
I want to write some mods for doom eternal
Regarding doom eternal (steam) I want weapon swapping to be faster, but there are no mods for that currently available. What do I need to do to get to see doom eternals files? I can probably minifi ...
2
votes
0answers
82 views
How can I extract working files (in the form of graphics) from these MZP executables?
There's a 1999 PC/Mac game that I'm hoping to extract assets from. All game data appears to be stored in various files with the extension .rsc. I've been able to extract all the game's audio from the ...
0
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1answer
115 views
How do I find missing/undefined vtable functions in IDA64?
I'm reverse engineering a game and came across some function calls like the ones shown below, how do I find where these functions are located / decompile them?
(*(BaseClient->int640 + 304))(...
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0answers
40 views
Pressing an application's button
I'm trying to press a button in a game (Final Fantasy XIV). I was hoping to make my life easier by automaticlaly log me in. Currently I want to press "Play" by reversing the Play button ...
0
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0answers
34 views
Is EVB protector Reverse-able?
i try reverse game that has Enigma Virtual Box as Protector and unable to read it via decomplier program. or the way to reverse this protector is manual only?
reverse that i mean is unpack the dll ...
2
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0answers
114 views
Reverse engineering PS2 Naruto 3D Model Format
As a personal project, I've been trying to reverse engineer the model for a Naruto PS2 game, but to no success in trying to visualize vertex data and faces with Model Ressearcher, and the .OBJ ...
0
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1answer
170 views
Need starter-help on reverse-engineering a game algorithm
I've got a dataset of about 1700 attacks in this game. A subset of the data is provided here. It consists of 9 columns:
modifier
Astr
Aspd
Adex
Adef
Dstr
Dspd
Ddex
Ddef
The modifier is in a range of ...
0
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0answers
75 views
finding a not-so-straightforward game's function
I am working on Mad Max game [ APEX engine ]
I do my best to explain the situation.
so my target executes function like this:
there are commands like " call [eax+XX] " or " call RX &...
2
votes
1answer
95 views
Reverse Engineering API's of Browser games
I like the idea of Reverse Engineering API's and creating bots/scripts for Browser games. However, I am a beginner in the Computer Science field. I recently started my Computer Science Degree and ...
1
vote
0answers
74 views
Restoring online functionality of an obsucure Korean PS2 horror game
Last year I posted for help in order to reverse-engineer and translate a Korean exclusive Horror game for the Playstation 2 called Mystic Nights. Here is the Original Post.
Thanks to the kind folks ...
0
votes
2answers
1k views
Modifying UnityPlayer.dll with dnSpy or other
I've been looking into reverse engineering a game developped with Unity 2017.4.10, to find a way to get a freely controlled camera. I found the values that interest me in Managed/Assembly-CSharp.dll ...
1
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1answer
87 views
How do you recommend going for applying minor changes in an executable through a dll?
My choice of words in the title might be poor, I apologize: english is not my primary language and I have no idea how to word it better.
I have a game executable to which I applied several changes, ...
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2answers
128 views
How would I start to decode this? Asking for help from a friend (Alien Hominid Invasion)
I have literally no idea how to start to decode this kind of a file, but I really want these fonts and a decoder would be huge for the community, so any help would be great. Linked below is a google ...
0
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1answer
68 views
Cant recognise where is my targeted function executed
Im trying to recognise where is my targeted function int64 __fastcall sub_1400CE4F0(__int64 a1, const char *a2)executed. When stepping through this function, after return it's redirecting me here:
if (...
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0answers
64 views
Trying to edit the source code of AOC monitor
So long story short the AOC monitor comes with a G-Menu gui that lets you customize different monitor features. One specific one I am interested in is the "Dial Point" setting. Where it ...
0
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2answers
131 views
How to extract .nsh file?
I am trying to edit the graphics on a game and have a .nsh file where post-process effect data is contained. I cannot seem to find a program to extract/read its contents.
Googling it, I see something ...
0
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0answers
95 views
How to find and edit the source of a string in a DX11 game's exe/files (debug build of the game available)
I want to find and edit the values for the motion blur effect in Naruto: Ultimate Ninja Storm 3 on PC (Windows, DX11) to be more in line with the PS3 version (and the other Storm games on PC as well). ...
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0answers
133 views
Help with decoding japanese text from binary
I'm building a fan website for a japanese mobile game. I'd like to have access to game data like character stats and ability names. I'll start by saying that this is the first time I have done ...
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0answers
36 views
how to change the read destination of the data in the game
I would like to know how to change the read destination of the data in the game.
I now want to modify the player data and fonts in a psx baseball game.
However, the player data in the target game(...
0
votes
1answer
58 views
Get string from function and pass it to another program
I want to make a small tool that analyzes text from console in online game and I'm stuck at reading a string from a function and sending it to another program. I managed to find function that takes ...
0
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0answers
134 views
Reversing WSASend finding functions that called it
I'm trying to make my first DLL calling game functions
What I need is tracing functions that call WSASend, so it will be easy for me to get all functions address to call them from my DLL.
What I ...
0
votes
1answer
344 views
Resource hacker and Resource tuner don't change taskbar and window icons
I wanted to change a icon of a programs. I tried both Resource Tuner and Resource Hacker programs. When i opened the program there were multiple icons sizes, but when i tried to replace one icon, it ...
3
votes
1answer
709 views
Decrypting some possibly XXTEA encrypted lua/game files
I am trying to extract assets from a Chinese game, I downloaded the apk file and unzipped it. I looked through the files and they are encrypted in some ways, the PNGs and LUAs are unviewable.
The ...
0
votes
0answers
2k views
How to capture specific data packets sent in an online game?
I am playing an online MMORPG game, based on player versus player idea. In this game, characters have skills. I want to capture the sent packet, when a specific skill is pressed on keyboard or etc. ...
0
votes
1answer
288 views
What is the usual way to determine if a Game uses KernelMode or UserMode Anti cheat?
How does one find out if a game uses KernelMode anti cheat or UserMode?
For example the Game Black Desert Online uses Xigncode.
If i google a bit about Xigncode i immediately find out that:
"...
0
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0answers
2k views
Deconstructing Unity games
Note: I only want to edit/mod the games not trying to steal things etc.
I'm trying to deconstruct some Unity games from both PC and Android platforms and already extracted assets with uTinyRipper ...
0
votes
1answer
2k views
How do I reverse engineer a game using dnSpy?
I've been reading some about reverse engineering and decided to try to learn as I go, which has proven somewhat difficult. Sorry about the generic title, I'll try and give enough info so it can be ...
1
vote
2answers
252 views
J2ME games obfuscator - Spyro and Tekken 5
While reversing some J2ME games like Spyro or Tekken 5 Mobile I have encountered a weird obfuscation where all fields, methods and classes have names like A, a, B, b, Aa, Bb etc.
It's really hard to ...
2
votes
3answers
293 views
Injecting C++ code, while also maximizing compatibility with other injections
Using the New Vegas Script Extender C++ API for Fallout New Vegas, I am able to write to the process' memory directly at runtime through a .dll plugin that's loaded by the NVSE injector. But it is not ...
2
votes
1answer
1k views
Decrypting Lua Files from game
I'm truing to decrypt LUA scrpits from cocos2dx game (for wiki).
Links to files of game:
libhellolua.so (cocos2dx external library)
example encrypted LUA-scripts (*.abc files)
I was reading a ...
2
votes
1answer
15k views
Decrypting Lua Files
I am trying to decrypt a lua file which has been encrypting using a key. Some background to the LUA file. Its from an android Game i decompiled the APK and found that all the lua files are encrypted.
...
