Frida
Dynamic instrumentation toolkit.
KaliParrotLinuxpassive
pkg: frida-tools
Frida injects JavaScript into running apps to hook functions, trace calls and modify behaviour — key for mobile/app RE.
Syntax
frida -U -f {app} -l {script.js}
Example
frida-trace -U -i "open" com.app
Traces calls to open() in a running mobile app.
Advantages
- Powerful runtime hooking
- Android/iOS/desktop
Disadvantages
- Scripting required
- Setup per platform
Tags
#instrumentation#mobile
Official docs: Frida ↗
Related commands
Frequently asked questions
What is Frida used for?
Frida injects JavaScript into running apps to hook functions, trace calls and modify behaviour — key for mobile/app RE.
What is an example Frida command?
A common example is: frida-trace -U -i "open" com.app — Traces calls to open() in a running mobile app.
Is Frida part of Kali Linux?
Yes. Frida ships with Kali Linux (and Parrot OS). If missing, install it with: sudo apt install frida-tools.
What category of security tool is Frida?
Frida is a Reverse Engineering tool with a passive-risk profile when run against a live target.
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