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-2
votes
0
answers
91
views
Best practice to protect against frida and code hooking [closed]
I have android flutter app and I'm trying to to implement good protection to it.
I made some good implementations and I am very satisfied with the results:
• Proxy & VPN Detectation.
• Ca ...
3
votes
1
answer
119
views
How to access and modify Swift class properties using Frida on iOS?
I'm using Frida to hook into my Swift iOS app called TestApp2. I want to read and modify the class property counter. The class is:
// ContentView.swift
class ContentViewModel: ObservableObject {
@...
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1
vote
0
answers
67
views
Frida on Android: how to locate native TLS verify/pinning path likely Cronet when classic BoringSSL hooks don't fire?
I'm on a rooted emulator Magisk target package is com.catdaddy.cat22. System http tools CA is installed. Java side HTTPS works bypassed TrustManagerImpl.verifyChain but calls to bobcatwweproduction....
1
vote
1
answer
142
views
HTTP Toolkit misses HTTPS request and Frida shows it as pinned
I'm intercepting traffic from an Android app on a rooted BlueStacks emulator (Windows). With HTTP Toolkit in Android Device via ADB mode, most traffic appears, but a specific HTTPS request to ...
0
votes
0
answers
340
views
Frida "Failed to enumerate processes: unable to perform ptrace pokedata: I/O error" on rooted Android (SELinux Enforcing)
I’m trying to use Frida on my rooted Android device, but whenever I run:
frida-ps -U
I get this error:
Failed to enumerate processes: unable to perform ptrace pokedata: I/O error
Here’s my setup:
...
1
vote
0
answers
70
views
Hook SSL_write on child process via Frida
With Frida Javascript I wait for fork
Interceptor.attach(Module.findExportByName("libc.so", "fork"), {
onEnter: function (args) {
try {
// Get the current ...
0
votes
1
answer
3k
views
Frida 17: Module.getExportByName - TypeError: not a function
When using older scripts with Frida 17 and newer you get an error like TypeError: not a function and a line-number that points to a line like
var openFunction = Module.getExportByName(null, "open&...
0
votes
0
answers
51
views
recursively hook every spawned process
How do I hook into every process that gets spawned, even if they spawn other processes?
The new process is spawned using java.lang.ProcessBuilder
The script below fails to hook into the grandchild ...
2
votes
0
answers
3k
views
Frida gives the error "not a TypeError: not a function" on a simple call to Java.perform
I trying to learn frida so I'm doing some basic tutorial from the web.
This is the script I've written:
Java.perform(function() {
const MainActivity = Java.use('group.cognisys.fridame.MainActivity'...
2
votes
0
answers
123
views
Frida Interceptor not triggering on JNI method registered via RegisterNatives (libnative-lib.so)
I'm analyzing an Android application that uses native methods via a shared library libnative-lib.so. Here's the relevant Java code:
static {
System.loadLibrary("native-lib");
}
public ...
1
vote
1
answer
312
views
Frida: How to send byte[] array from JavaScript to Python
I have a Frida JS script inside a Python session, and I'm trying to pass an array of bytes (from a Bitmap image) from the JavaScript environment back to the Python environment. Here is my attempt:
...
2
votes
1
answer
329
views
Find function name in Frida
I open binary file with Ida and see function name called send_packet.
I tried to hook this function with frida
Module.findExportByName(null, "send_packet")
Or
Module.findExportByName("...
0
votes
0
answers
150
views
Frida Script Fails on Emulators (x86_64)
I have reversed a Flutter application using Blutter and created a Frida script that hooks into a function offset.
The script works correctly on a physical ARM64 device.
However, when running on ...
0
votes
1
answer
247
views
How can I get the return value of function in Frida as a readable string
I'm using Frida to reverse-engineer an Android app that uses a library (libapp.so). I have a list of function names and their offsets, and I'm successfully hooking them
My goal is to log the return ...
0
votes
0
answers
391
views
How to use `frida` to hook Linux app developed based on electron
I am currently learning frida, and I found a lot of tutorials about how to use frida hook app on Android, and I did some practice, which made me feel that frida is a powerful tool.
Now I want to hook ...