Questions tagged [java]

Question 1

I decompiled the code of an Android app. I'd like to find the portion of code that forces the user to update when a new version is detected. This is, however, complicated due to the significant amount ...

Question 2

I am trying to change a JC instruction to a JMP instruction, but keep the same jump address. When I tried using the assemble function in ghidra.app.plugin.assembler.AssemblyBuffer it kept changing the ...

Question 3

I have a new client who wants to move their GIS platform support to a new vendor. The only problem is the outgoing vendor of 15 years does not want to release the source code. My client made a ...

Question 4

I want to receive offer without priority and i want to ignore my level for that .method public final getLevel()I .registers 2 .line 1 iget v0, p0, Lcom/snappbox/offering/common/domain/...

Question 5

im quite new in this theme and im looking for a way how to extract .jar file from exe file ( upd. its graalvm native image ). If i open this exe as archive (7zip) i can see only .rdata and others ( ...

Question 6

How to configure "Memory Map" for RAM image use Ghidra Script API? For example, here is Memory layout created by python script: .text start: 0x80004000 .text end: 0x8079e4d0 .text length: ...

Question 7

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 ...

Question 8

I am trying to write a Home Assistant integration to control smart lights and other smart devices from a certain manufacturer locally (it is a local manufacturer who have their own app which is not ...

Question 9

Hi,there is an app (Voip Recorder & Screen Recorder)the developer stopped updating the app from 3 years, and it's the only app in the world could record the screen with internal sound likes ...

Question 10

I've read this question and it is not a duplicate to mine. I have a .exe file which has different contents inside when opened with 7zip. However let's say I know that it uses EXE4J, how can I ...

Question 11

I am having an issue with a JavaScript script to be executed in Frida. In this case, I am intercepting an input from a function where I receive an array of bytes. I need to convert this array to a ...

Question 12

I tried to find out how RuntimeException works internally in cs.android.com so I can understand how to prevent crashes but didn't find anything useful and I have no clue how to analyze components-...

Question 13

When reverse engineering an APK I came across a class that was marked synthetic. I have used JADX decompiler. The simplified result I got was: package com; public final class zz6 extends B implements ...

Question 14

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 ...

Question 15

Let's assume we have a such code snippet: public class Test { public void testArrayValue() { Object[] objects = new Object[1]; fillObject(objects); Log.d("test", (String)...

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Questions tagged [java]

How to retrieve specific instructions from an app's source code

Ghidra assembling the wrong jump address

Reconstructing Source Code for a scratch-built GIS system

how to ignore get level in priority command

Minecraft EXE client

How to configure Ghidra Memory Map use Script API?

How to find what are all the third party apps used in an android app manually by decompiling an apk

Stuck on trying to understanding local TCP communication for a smart home app

Make a reverse engineering for dead app

Get the jar from exe4j executable

Convert string to byte array in frida js script

How to hook RuntimeException to prevent crashes?

Frida: how to hook a synthetic class

Modifying a single .class file in an obfuscated JAR

Frida Android how to change value of array passed to method

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