Frida & Objection

• Installation

  • frida - pip install frida-tools or pip3 install frida-tools depending on what u are using.

  • objection - pip install objection or pip3 install objection depending on what u are using.

• Patching with objection to inject Frida

  objection patchapk -s .\\FridaTarget.apk

• Connecting to target application patched with objection

  frida -U FridaTarget

  • -U is used to tell the frida to connect the target application via USB (also works for emulators).

• Installing frida server in the emulator

  • push the frida-server file from local pc to the emulator

  adb push frida-server /data/local/tmp/

  • Run as root make the frida-server file executable

  adb shell
  su
  cd /data/local/tmp/
  chmod +x frida-server

  • Run the server

  ./frida-server

  • Now connect to any running apps using;-

  frida -U <APP_NAME_LIKE_FridaTarget_or_OP>

• Creating frida scripts

  • Although we can create frida scripts in many languages but JavaScript API is documented in better way than other.

  • For creating own frida scripts refer:- https://frida.re/docs/javascript-api/

• Loading frida scripts

  • To load frida scripts we use -l flag

  frida -U -l script.js FridaTarget

  • For more options see help menu of frida

  frida --help

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