Questions tagged [android]
Android is Google's Linux-based operating system for mobile devices. Initially developed by Android, Inc., Android is the world's most widely used smartphone platform.
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How can an Android app persist login details outside of /data/data/package.name?
I'm currently analyzing a malware that mimics a legitimate social network application. The malware phishes users to log into their real accounts, and then it stores their real cookies somewhere.
I'm ...
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Applying right offsets of Android Native Code in Ghidra
I'm reverse engineering x86_64 native code library that's loaded by an application.
I use Ghidra to get the following decompiled code and I'm trying to make sense of the function calls and different ...
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Change default Chinese fonts into Kaiti in Android: What and where to add or replace?
I have been dreaming to change the fonts within my favorite Chinese learning app to be changed into Kaiti, since it's the best font for Chinese characters to learn. (It's like comparing TeX with .docx ...
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How to find what app is doing when I press a certain button in the unpacked APK
I will first try to explain what I am trying to accomplish, and then relate that to the question.
There is a certain Android app in which you are able to 'plan a trip' (set a start and end point) and ...
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Ollvm deobfuscation
I am looking for efficient way to deobfuscate ollvm covered .so Android native lib. I was able to recover computed jumps (by manual patching), however I am struggling to recover control flow graph. Is ...
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Is there any to know how an android app collects or track device data?
I tried textme app to take trial in emulator. It gave trial few days in Ldplayer. But after few days it didnt show any trial option. I tried in another emulator it worked again for few days. Somehow ...
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Retrieve the address of a peer to peer video stream from cheap WiFi camera drone
I recently picked up a Chinese WiFi drone from which I recovered the electronic modules.
I would like to use the module allowing video transmission via Wifi for other projects. So I first tried with ...
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JSON mapping with obfuscated property names
I'm building a replacement server for the 2013 Android-based PlayJam GameStick micro console and implemented the server-side leaderboard APIs.
One game crashes when retrieving the leaderboard data, ...
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Use frida to hook method that signs JWTs in Android app
I have an app that signs the JWTs going to the server. The JWTs contain a timestamp and are created dynamically. So they need to be signed by the app.
The app is a flutter app and according to pubspec....
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Extracting music from APK file NOT working
just trying to extract music from a game called Mini TD 2.
I extracted the folder using apktool and searched for the terms: mp3, ogg, wav, music, media, song and I didn't find any music files used in ...
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How to find the native library for a specific native method in android Java code?
I am having a function in an apk that looks like this:
I want to find the .so file that contains executable code for this function.
What I tried:
I tried looking for calls to System.loadlibrary() in ...
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Restoring the file structure from a cocos2d-x JS Android APK, post decryption?
I am currently learning how to reverse engineer an APK and have made significant progress. Here’s what I've accomplished so far:
Decryption & Code Browsing: Converted the Dalvik bytecode (.dex ...
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Dynamic analysis of Android applications' interaction
There are two or even more Android applications that somehow interact with each other:
Application A invokes application B or sends request to it directly or via third application C. I don't have the ...
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Reverse engineer obfuscated Android SDK files (DJI Mobile SDK)
For a hobby project, I would like to be able to control the DJI Mini 3 drone with my PC. Ideally, I would love if I were able to just use the DJI Tello, but it does not have a long enough battery ...
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How to find what are all the third party apps used in an android app manually by decompiling an apk
How to find all the Third Party Libraries (TPLs) used in an android app after de-compiling apk using jadx? I have looked at this answer but this is too vague.
I can use tools such as Libradar etc. but ...
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