Questions tagged [api-reversing]

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i would like to know how to reverse engineer a steam pc game thats limited to a 30min demo ill explain

I Have a steam game its a demo not very big company or anything you are limited to only 30 min of game play then at the end of the 30 min your session ends and you are brought to a screen encouraging ...
New2wheels-Pray4Me's user avatar
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How could I extract a certificate and private key out of a exe?

I’m trying to get API responses from a backend service to make a server emulator for a game called NBA 2k17, but I can't get to them cause they are encrypted so I need to impersonate the client to get ...
Botytec's user avatar
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Snapchat Internal API

I have been trying to find a way to access Snapchats internal API and I have found stuff like: https://github.com/transitive-bullshit/snapchat https://github.com/NSExceptional/SnapchatKit https://...
Titanium's user avatar
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How do I make a text field editable when the app is designed to autofill OTP SMS?

Hello fellow rev engineers, I'm running an app in an emulator and the problem is that for registration it must autofill the OTP sent by SMS, the text field isn't editable/clickable and I can't advance ...
user43628's user avatar
1 vote
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502 views

Bypass SSL pinning for android application

I am trying to analyze the network traffic from an android application for research purpose. I tried few approaches but unable to achieve the results. I am using rooted android emulator. I tried to ...
suplesh's user avatar
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Decoding set of byte arrays representing light spectrum

I have a small spectrometer that measures in the spectral range of 740-1070nm. The device is commercial, and used to send the raw data to the manufacturer's server for decoding, but that does not seem ...
J-M's user avatar
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503 views

How do I hook these js methods/functions with Frida?

I want to hook these methods for the purpose to log the string variables (str) just before they are encrypted by a function (encr). I'm showing only the relevant parts for simplicity. 1- protected ...
bm_s1e3's user avatar
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How to deal with this frustrating case of JWT auth bearer + async token?

Here's the case: I'm analyzing an API and the way JWT was implemented seems to be anti-tampering. There's two components that must be there or there's an authentication error: Auth Bearer -> Stays ...
r3verse3ngineer's user avatar
3 votes
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196 views

How do I log a string in smali without its obfuscated function?

I'm reversing engineering an app and after analyzing with man-in-the-middle, I find that it obfuscates its messages to the server so it looks like a gibberish. String stc = ("msg=" + ...
r3verse3ngineer's user avatar
1 vote
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283 views

Warframe Network Communication

Warframe is a MMO that has both servers and peer to peer networking, I am looking into the server side of things. What I am wanting to achieve is client communication to a emulated server. So far I am ...
BB TheB's user avatar
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Heavens gate code

Recommend me please how and what better to reverse the code containing "heavens gate"? What tool to bypass protection? Thank you. I use Intel Pin push cs push 0xa02829 jmp far ...
ALex's user avatar
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How to declare a constructor in reversed class?

I wonder how to declare the reference to a constructor to a reversed class, i.e. I have a class say Game and it has a constructor at a certain address. It is declared like this: game.h namespace ...
Irbis77's user avatar
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Bypassing unsupported android TV box!

I have an android TV box called Proximus decoder v4, anyway the android TV box is not supported anymore by the company. When I turn it on I get an update checking, you can't even cancel it, and then I ...
Zakaria Halloumi's user avatar
1 vote
1 answer
307 views

Using struct objects and constructors in hooked function

Will try to reword the actual question so it is hopefully more descriptive and clear of what I am after: So, there is a function main, which I have successfully hooked. The hooked version looks like ...
Irbis77's user avatar
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DetourAttach breaks with Illegal Instruction 0xC000001D

I am trying to detour a function using DetourAttach() in the following fashion: hooks::logDebug("swresample-3Proxy.log", fmt::format("Try to attach hook. Function {:p}, hook {:p}.",...
Irbis77's user avatar
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There is a course in which they teach you to use WinAFL?

I would like to know if there is a course that begins in a basic way, such as how to use winAFL to find bugs in app desktop.
Jhon's user avatar
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111 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 ...
Thiago's user avatar
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3 votes
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How to disassemble win32 function RegSetValueExW?

I have opened up advapi32.dll in IDA and found out that RegSetValueExW is just a jump to RegSetValueExW_0. And RegSetValueExW_0 seems to be an extern. How do I actually disassemble RegSetValueExW_0?
jafarlihi's user avatar
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1 vote
1 answer
166 views

analyze how data is read in android usb device

I've a huawei envizion 360, which doesn't provide any API for other application. But I want to read raw data from this device, to an android or to a raspberry-pi for debugging and development purpose. ...
Maifee Ul Asad's user avatar
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149 views

x64dbg & Ghidra change combobox properties app in Visual C++ MFC

Hello in the program code the property combobox is changed from enable to disable I would like to change that the program does not change this property. I have found commands that assign new items to ...
Jorr1's user avatar
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API-Monitor not logging buffer

I have a problem with API-Monitor. When I try to capture data (here: network traffic), API-Monitor doesn't log the buffer from the recieved data. For send() it works well, but for recv() it doesn't ...
Trac3r's user avatar
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2 votes
1 answer
477 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 ...
john doe's user avatar
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APi mocking and redirecting target to localhost api

Suppose I have got an application which sends request (GET,POST) to google.com:1010/api/req Is it possible to simulate the api on localhost and redirect requests sent to google.com:1010/api/req to ...
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