Uninstall Device administrator applications

uninstall.py

#!/usr/bin/python3
import frida
import subprocess
import sys

if len(sys.argv) !=2:
    print(f"[-] Usage : python3 {sys.argv[0]} <package_to_uninstall>")
    sys.exit(-1)

def message(message, data):
    print(message)

device = frida.get_usb_device()


session_system_server =  device.attach("system_server")

# see : https://cs.android.com/android/platform/superproject/+/master:frameworks/base/services/core/java/com/android/server/pm/PackageManagerService.java?q=DELETE_FAILED_DEVICE_POLICY_MANAGER&ss=android%2Fplatform%2Fsuperproject
script_system_server = session_system_server.create_script("""
Java.perform(function(){
    const PackageManager = Java.use("com.android.server.pm.PackageManagerService")

    PackageManager.isPackageDeviceAdmin.implementation = function(packageName, userId){
        console.log("isPackageDeviceAdmin called !");
        return false;
    }
})
""")
script_system_server.on("message", message)
script_system_server.load()

pid = subprocess.Popen(["adb","uninstall", sys.argv[1]])
pid.wait()

adb shell pm list packages -3 | cut -d':' -f2 | tr '\r' ' ' | xargs -r -n1 -t python scripts/uninstall.py to uninstall all packages