油猴hook小脚本

hook cookie

// ==UserScript==
// @name hook 第九题 cookie m
// @namespace http://tampermonkey.net/
// @version 0.1
// @description try to take over the world!
// @author You
// @match https://match.yuanrenxue.com/match/9
// @icon https://www.google.com/s2/favicons?sz=64&domain=yuanrenxue.com
// @grant none
// @run-at document-start
// ==/UserScript==
(function() {
    
    'use strict';
    var bk_cookie = document.cookie
    Object.defineProperty(document, 'cookie', {
    
        get: function() {
    
            return bk_cookie;
        },
        set: function(value) {
    
            if (value.indexOf('m') != -1){
    
                console.log(value,'设置 m')
                debugger;
            }
            bk_cookie = value
        },
    });
})();

hook widow

// ==UserScript==
// @name hook window.o
// @namespace http://tampermonkey.net/
// @version 0.1
// @description try to take over the world!
// @author You
// @match https://match.yuanrenxue.com/match/6
// @icon data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant none
// @run-at document-start
// ==/UserScript==

(function() {
    
    var my_o = window.o
    Object.defineProperty(window,'o',{
    
    set: function(val){
    
        my_o = 1
    },
        get:function(){
    
            console.log(my_o)
        return my_o
        }
})
})();

虚拟机无限debugger

// ==UserScript==
// @name 虚拟机无限debugger
// @namespace http://tampermonkey.net/
// @version 0.1
// @description try to take over the world!
// @author You
// @match https://match.yuanrenxue.com/match/9
// @icon data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant none
// @run-at document-start
// ==/UserScript==
(function() {
    
    Function.prototype.constructor_hook = Function.prototype.constructor
    Function.prototype.constructor = function(x){
    
        if (x === "debugger"){
    
            console.log('虚拟机无限debugger')
            return {
    }
        }
    return Function.prototype.constructor_hook(x)
}
})();