frida修改对象属性(变量）

import frida, sys

jscode = """

Java.perform(function () {
    var utils = Java.use(com.xiaojianbang.app.Utils);
    var money = Java.use(com.xiaojianbang.app.Money);
    var clazz = Java.use(java.lang.Class);
    utils.test.overload(com.xiaojianbang.app.Money).implementation = function (obj) {
        send("Hook Start...");
        var mon = money.$new(4000,test);
        send(mon.getInfo());
        send(mon.name.value);
        mon.name.value="haidragon";
         send(mon);
        send(mon.name.value);
        var numid = Java.cast(mon.getClass(),clazz).getDeclaredField(num);
        numid.setAccessible(true);
        var value = numid.get(mon);
        console.log(value);
        send(value);
        numid.setInt(mon, 3000);
        var valueNew= numid.get(mon);
        send(numid.getInt(mon));
        return this.test(mon);
    }
});

"""

def message(message, data):
    if message["type"] == send:
        print("[*] {0}".format(message[payload]))
    else:
        print(message)

process = frida.get_remote_device().attach(com.xiaojianbang.app)
script= process.create_script(jscode)
script.on("message", message)
script.load()
sys.stdin.read()

import frida, sys jscode = """ Java.perform(function () { var utils = Java.use(com.xiaojianbang.app.Utils); var money = Java.use(com.xiaojianbang.app.Money); var clazz = Java.use(java.lang.Class); utils.test.overload(com.xiaojianbang.app.Money).implementation = function (obj) { send("Hook Start..."); var mon = money.$new(4000,test); send(mon.getInfo()); send(mon.name.value); mon.name.value="haidragon"; send(mon); send(mon.name.value); var numid = Java.cast(mon.getClass(),clazz).getDeclaredField(num); numid.setAccessible(true); var value = numid.get(mon); console.log(value); send(value); numid.setInt(mon, 3000); var valueNew= numid.get(mon); send(numid.getInt(mon)); return this.test(mon); } }); """ def message(message, data): if message["type"] == send: print("[*] {0}".format(message[payload])) else: print(message) process = frida.get_remote_device().attach(com.xiaojianbang.app) script= process.create_script(jscode) script.on("message", message) script.load() sys.stdin.read()