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mitmproxy作为一款出色中间人攻击工具,它在渗透、爬虫、ajax-hook、抓包等场景中表现的相当稳定和出色。但由于原生项目是python的缘故,使得跨语言使用mitmproxy显的非常吃力。经常借助于中间件或单独开发http服务来于mitmproxy进行通信。为此mitmproxy-java基于mitmproxy-hub实现了java版mitmproxy客户端。你可以像使用原生mitmproxy一样使用它。

Java 100.00%

mitmproxy-java's Introduction

java版mitmproxy-java

https://github.com/CreditTone/mitmproxy-java

mitmproxy作为一款出色中间人攻击工具,它在渗透、爬虫、ajax-hook、抓包等场景中表现的相当稳定和出色。但由于原生项目是python的缘故,使得跨语言使用mitmproxy显的非常吃力。经常借助于中间件或单独开发http服务来于mitmproxy进行通信。为此mitmproxy-java基于mitmproxy-hub实现了java版mitmproxy客户端。你可以像使用原生mitmproxy一样使用它。

原理介绍

mitmproxy-hub定义了其他任何语言可以生成的proto3序列化代码,借助于grpc高效的跨进程通信。使得其他语言可以对mitmproxy内部的流量进行无死角的监控。

mitmproxy-hub架构图

为什么不直接使用browsermob-proxy、LittleProxy等java原生语言开发的mitm代理?

browsermob-proxy/LittleProxy对于高并发场景下的表现十分不稳定,而且在大文件传输上经常有内存溢出现象。主要是因为两个项目的作者均已在3年前就已经停止更新。本人猜想也许是看到mitmproxy太过于强大,没有继续发展下去的希望。就像google headless一出来phantomjs作者就停止更新一样。而mitmproxy在开源社区一直是高活跃项目,bug等问题修复及时。借用grpc远程控制mitmproxy是一种站在巨人的肩膀上的方法。

MitmproxyFlowCallBackServer

mitmproxy通过grpc回调回来的flows是通过MitmproxyFlowCallBackServer启动的grpc server来回调的。MitmproxyFlowCallBackServer.getInstance()可获取默认实例。当然你也可以通过public MitmproxyFlowCallBackServer(int port)构造方法创建自定义端口的实例,但请注意维护好其生命周期。

推荐环境

Mitmproxy: 5.3.0
Python:    3.6.8
OpenSSL:   OpenSSL 1.1.1h  22 Sep 2020
Platform:  Darwin-20.1.0-x86_64-i386-64bit

启动mitmproxy-hub

git clone https://github.com/CreditTone/mitmproxy-hub.git
cd mitmproxy-hub
python3 server.py //server on port 60051

maven集成mitmproxy-java

<dependency>
  <groupId>com.deep007</groupId>
  <artifactId>mitmproxy-java</artifactId>
  <version>1.0.8</version>
</dependency>

启动一个remote mitmproxy

RemoteMitmproxy构造方法一共3个,源码如下

	/**
	 * 启动一个Remote Mitmproxy 
	 * @param mitmproxyHubAddr mitmproxy-hub服务的ip,不知道mitmproxy-hub是什么请看https://github.com/CreditTone/mitmproxy-hub
	 * @param mitmproxyHubPort mitmproxy-hub服务的端口 
	 * @param remoteBind       在mitmproxy-hub这个机器上启动一个mitmproxy实例,告诉它需要绑定的IP。如果是本机的话绑定127.0.0.1即可,如果不是本机绑定0.0.0.0。并在使用的时候注意本机到mitmproxy-hub服务的IP关系。相信稍微有点网络知识不必我再说了吧
	 * @param remoteBindPort   在mitmproxy-hub这个机器上启动一个mitmproxy实例,告诉它需要绑定的端口
	 */
	public RemoteMitmproxy(String mitmproxyHubAddr, int mitmproxyHubPort, String remoteBind, int remoteBindPort) {
		this(mitmproxyHubAddr, mitmproxyHubPort, remoteBind, remoteBindPort, null, null);
	}
	
	/**
	 * 启动一个Remote Mitmproxy
	 * @param mitmproxyHubAddr 
	 * @param mitmproxyHubPort
	 * @param remoteBind
	 * @param remoteBindPort
	 * @param upstream  启动远端mitmproxy实例的同时设置一个上游的http代理 格式如:http://http-dyn.abuyun.com:9020、http://192.168.0.101:8080。类似命令:mitmdump --mode upstream:http://192.168.0.101:8080,还不了解自己去了解https://docs.mitmproxy.org/archive/v5/concepts-modes/#upstream-proxy
	 */
	public RemoteMitmproxy(String mitmproxyHubAddr, int mitmproxyHubPort, String remoteBind, int remoteBindPort, String upstream) {
		this(mitmproxyHubAddr, mitmproxyHubPort, remoteBind, remoteBindPort, upstream, null);
	}
	
	/**
	 * 例如:RemoteMitmproxy remoteMitmproxy = new RemoteMitmproxy("127.0.0.1", 60051, "127.0.0.1", 8866, "http://http-dyn.abuyun.com:9020", "H889CWY00SVY012D:263445C168FAE095");
	 * 
	 * @param mitmproxyHubAddr
	 * @param mitmproxyHubPort
	 * @param remoteBind
	 * @param remoteBindPort
	 * @param upstream  启动远端mitmproxy实例的同时设置一个上游的http代理 格式如:http://http-dyn.abuyun.com:9020、http://192.168.0.101:8080
	 * @param upstreamAuth  如果上游的http代理有验证,则设置。 格式:H889CWY00SVY012D:263445C168FAE095
	 */
	public RemoteMitmproxy(String mitmproxyHubAddr, int mitmproxyHubPort, String remoteBind, int remoteBindPort, String upstream, String upstreamAuth) {
		this.mitmproxyHubAddr = mitmproxyHubAddr;
		this.mitmproxyHubPort = mitmproxyHubPort;
		this.remoteBind = remoteBind;
		this.remoteBindPort = remoteBindPort;
		this.upstream = upstream;
		this.upstreamAuth = upstreamAuth;
	}

监控网络流量

public static void main(String[] args) throws InterruptedException {
		RemoteMitmproxy remoteMitmproxy = new RemoteMitmproxy("127.0.0.1", 60051, "127.0.0.1", 8866);
		remoteMitmproxy.addFlowFilter(new FlowFilter() {
			
			@Override
			public void filterRequest(FlowRequest flowRequest) {
				System.out.println(flowRequest.getUrl());
			}
			
			@Override
			public void filterResponse(FlowResponse flowResponse) {
				FlowRequest flowRequest = flowResponse.getRequest();
				System.out.println(flowRequest.getUrl() + " response length:" +flowResponse.getContent().length);
			}
			
		});
		remoteMitmproxy.start();
		Thread.sleep(1000 * 60 * 5);
		remoteMitmproxy.stop();
}

篡改网络响应

public static void main(String[] args) throws InterruptedException {
		RemoteMitmproxy remoteMitmproxy = new RemoteMitmproxy("127.0.0.1", 60051, "127.0.0.1", 8866);
		remoteMitmproxy.addFlowFilter(new FlowFilter() {
			
			@Override
			public void filterRequest(FlowRequest flowRequest) {
			}
			
			@Override
			public void filterResponse(FlowResponse flowResponse) {
				FlowRequest flowRequest = flowResponse.getRequest();
				if (flowRequest.getUrl().startsWith("https://www.baidu.com")) {
					flowResponse.setContentAsString("就不让你访问百度,哈哈!");
				}
			}
			
		});
		remoteMitmproxy.start();
		Thread.sleep(1000 * 60 * 5);
		remoteMitmproxy.stop();
}

劫持cookie

public static void main(String[] args) throws InterruptedException {
		RemoteMitmproxy remoteMitmproxy = new RemoteMitmproxy("127.0.0.1", 60051, "127.0.0.1", 8866);
		CookieCollectFilter cookieCollectFilter = new CookieCollectFilter();
		remoteMitmproxy.addFlowFilter(cookieCollectFilter);
		remoteMitmproxy.start();
	    Thread.sleep(1000 * 60 * 5);
	    remoteMitmproxy.stop();
	    for (Cookie cookie : cookieCollectFilter.catchCookies) {
	    	System.out.println(cookie.getDomain() + ">>>"+ cookie.getName()+"="+cookie.getValue() +" path:"+cookie.getPath());
	    }
}

有问题请留言谢谢!

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