案例、批改即用

import frida, sysdef on_message(message, data):    if message['type'] == 'send':        print("[*] {0}".format(message['payload']))    else:        print(message)jscode2 = """Java.perform(function(){    var 类名 = Java.use('找到须要hook的类名/门路')      类名.须要hook的办法名.implementation = function(参数1,参数2){               send(参数1)        send(参数2)        var a = this.须要hook的办法名(参数1,参数2)        send('I am here');        //printHashMap(a)       //HashMap类型应用此打印形式          send(a);                                                     return a;    };})function printHashMap(param_hm){    //打印HashMap类型参数    var HashMap = Java.use('java.util.HashMap');    var args_map = Java.cast(param_hm, HashMap);    send('args_map:'+args_map.toString());}"""process = frida.get_usb_device(timeout=1000).attach('增加要hook的包名')script = process.create_script(jscode2)  # 须要hook的函数script.on('message', on_message)  # 固定格局,打印print('[*] Running CTF')script.load()  # 加载sys.stdin.read()  # 使程序始终运行,不完结