{"id":6462,"date":"2023-10-09T15:08:28","date_gmt":"2023-10-09T07:08:28","guid":{"rendered":"https:\/\/www.yimenyun.cn\/emen\/?p=6462"},"modified":"2023-10-09T15:08:28","modified_gmt":"2023-10-09T07:08:28","slug":"app-%e5%90%af%e5%8a%a8%e5%b9%bf%e5%91%8a%e5%b1%8f%e8%94%bd%e5%bc%80%e5%8f%91%e8%80%85%e5%a6%82%e4%bd%95%e4%ba%8b%e9%a1%b9%e7%9a%84%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.yimenyun.cn\/emen\/6462\/","title":{"rendered":"app \u542f\u52a8\u5e7f\u544a\u5c4f\u853d\u5f00\u53d1\u8005\u5982\u4f55\u4e8b\u9879\u7684\uff1f"},"content":{"rendered":"

\u542f\u52a8\u5e7f\u544a\u662f\u73b0\u5728\u5f88\u591a\u5e94\u7528\u90fd\u4f1a\u5728\u52a0\u8f7d\u65f6\u51fa\u73b0\u7684\u4e00\u79cd\u5e7f\u544a\u7c7b\u578b\uff0c\u4e00\u822c\u4f1a\u5c55\u793a\u51e0\u79d2\u949f\uff0c\u7528\u6237\u9700\u8981\u7b49\u5f85\u8be5\u5e7f\u544a\u52a0\u8f7d\u7ed3\u675f\u624d\u80fd\u8fdb\u5165\u5e94\u7528\u4e3b\u754c\u9762\uff0c\u4f46\u662f\u5f88\u591a\u7528\u6237\u5e76\u4e0d\u559c\u6b22\u8fd9\u79cd\u5e7f\u544a\uff0c\u56e0\u4e3a\u5b83\u4e0d\u4ec5\u5f71\u54cd\u4e86\u7528\u6237\u4f53\u9a8c\uff0c\u800c\u4e14\u8fd8\u589e\u52a0\u4e86\u7b49\u5f85\u7684\u65f6\u95f4\uff0c\u4e8e\u662f\u4e00\u4e9b\u7528\u6237\u5c31\u5f00\u59cb\u5bfb\u627e\u53bb\u9664\u542f\u52a8\u5e7f\u544a\u7684\u65b9\u6cd5\uff0c\u751a\u81f3\u4e00\u4e9b\u5f00\u53d1\u8005\u4e5f\u4f1a\u5728\u81ea\u5df1\u7684\u5e94\u7528\u4e2d\u52a0\u5165\u53bb\u9664\u542f\u52a8\u5e7f\u544a\u7684\u529f\u80fd\uff0c\u6b64\u79cd\u60c5\u51b5\u5f88\u5bb9\u6613\u5f15\u8d77\u4f5c\u4e3a\u5e7f\u544a\u63d0\u4f9b\u65b9\u7684\u5f00\u53d1\u8005\u7684\u53cd\u611f\uff0c\u90a3\u4e48\u8fd9\u79cd\u5c4f\u853d\u542f\u52a8\u5e7f\u544a\u7684\u65b9\u6cd5\u662f\u5982\u4f55\u5b9e\u73b0\u7684\u5462\uff1f<\/p>\n

\u4e00\u3001\u539f\u7406\u4ecb\u7ecd<\/p>\n

1. \u901a\u8fc7\u5bfb\u627e\u5e7f\u544a\u7684\u552f\u4e00\u8bc6\u522b\u7b26<\/p>\n

\u6bcf\u4e00\u4e2a\u5e7f\u544a\u90fd\u4f1a\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u6807\u8bc6\u7b26\uff0c\u4e00\u822c\u5728\u5e94\u7528\u542f\u52a8\u65f6\u4f1a\u5c06\u8be5\u6807\u8bc6\u7b26\u8bb0\u5f55\u4e0b\u6765\uff0c\u7136\u540e\u901a\u8fc7\u67e5\u627e\u8be5\u6807\u8bc6\u7b26\uff0c\u5c31\u53ef\u4ee5\u5c06\u8be5\u5e7f\u544a\u5c4f\u853d\u6389\uff0c\u8fd9\u79cd\u65b9\u6cd5\u6bd4\u8f83\u7b80\u5355\uff0c\u4f46\u53ea\u9650\u4e8e\u9488\u5bf9\u67d0\u4e2a\u5e94\u7528\u7684\u7279\u5b9a\u7248\u672c\u548c\u7279\u5b9a\u5e7f\u544a\uff0c\u56e0\u4e3a\u5e7f\u544a\u5546\u53ef\u80fd\u4f1a\u4e0d\u65ad\u66f4\u6362\u6807\u8bc6\u7b26\u3002<\/p>\n

2. \u62e6\u622a\u7f51\u7edc\u8bf7\u6c42<\/p>\n

\u4e00\u822c\u6765\u8bf4\uff0c\u5e7f\u544a\u9700\u8981\u901a\u8fc7\u7f51\u7edc\u8bf7\u6c42\u52a0\u8f7d\u663e\u793a\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u62e6\u622a\u5e94\u7528\u4e2d\u7684\u7f51\u7edc\u8bf7\u6c42\uff0c\u901a\u8fc7\u5339\u914d\u8bf7\u6c42\u7684\u94fe\u63a5\u5730\u5740\u6765\u5c4f\u853d\u5e7f\u544a\uff0c\u8fd9\u79cd\u65b9\u6cd5\u66f4\u52a0\u901a\u7528\uff0c\u4f46\u9700\u8981\u6211\u4eec\u4e86\u89e3\u5e7f\u544a\u63d0\u4f9b\u65b9\u7684API\uff0c\u4e0d\u4ec5\u9700\u8981\u8003\u8651\u5230\u5e7f\u544a\u94fe\u63a5\u5730\u5740\u7684\u5339\u914d\u95ee\u9898\uff0c\u8fd8\u9700\u8981\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u7f51\u7edc\u8bf7\u6c42\uff0c\u4ee5\u514d\u5f71\u54cd\u7528\u6237\u7684\u6b63\u5e38\u4f53\u9a8c\u3002<\/p>\n

3. \u4fee\u6539\u7cfb\u7edf\u6587\u4ef6<\/p>\n

\u5bf9\u4e8e Android \u7cfb\u7edf\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539 hosts \u6587\u4ef6\u6765\u5c4f\u853d\u5e7f\u544a\uff0c\u56e0\u4e3a hosts \u6587\u4ef6\u53ef\u4ee5\u7528\u6765\u57df\u540d\u89e3\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u8be5\u6587\u4ef6\u4e2d\u6dfb\u52a0\u5e7f\u544a\u57df\u540d\u7684\u89e3\u6790\u5730\u5740\uff0c\u5e76\u5c06\u5176\u89e3\u6790\u5230\u672c\u5730\u7684\u4e00\u4e2a ip \u5730\u5740\u5373\u53ef\uff0c\u8fd9\u6837\u6240\u6709\u4e0e\u8fd9\u4e2a\u5e7f\u544a\u57df\u540d\u6709\u5173\u7684\u8bf7\u6c42\u90fd\u4f1a\u88ab\u89e3\u6790\u5230\u672c\u5730\u7684 ip \u5730\u5740\u4e0a\uff0c\u4ece\u800c\u8fbe\u5230\u5c4f\u853d\u5e7f\u544a\u7684\u6548\u679c\uff0c\u4f46\u8be5\u65b9\u6cd5\u9700\u8981\u83b7\u53d6 ROOT \u6743\u9650\uff0c\u5bf9\u4e8e\u4e00\u822c\u7528\u6237\u6765\u8bf4\u4e0d\u592a\u53cb\u597d\u3002<\/p>\n

\u4e8c\u3001\u8be6\u7ec6\u4ecb\u7ecd<\/p>\n

1. \u67e5\u627e\u5e7f\u544a\u8bc6\u522b\u7b26<\/p>\n

\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e9b\u811a\u672c\u548c\u5de5\u5177\uff0c\u6765\u5206\u6790\u5e94\u7528\u7684\u4ee3\u7801\u7ed3\u6784\uff0c\u67e5\u627e\u5e7f\u544a\u552f\u4e00\u8bc6\u522b\u7b26\u7684\u4f4d\u7f6e\uff0c\u7136\u540e\u901a\u8fc7 hook \u7684\u65b9\u5f0f\u5c06\u5176\u66ff\u6362\u6210\u7a7a\u5b57\u7b26\u4e32\u6216\u968f\u673a\u5b57\u7b26\u4e32\uff0c\u6765\u8fbe\u5230\u5c4f\u853d\u5e7f\u544a\u7684\u6548\u679c\u3002<\/p>\n

\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684 Python \u811a\u672c\u5b9e\u73b0\uff0c\u5177\u4f53\u65b9\u6cd5\u4e3a\u901a\u8fc7 frida \u6846\u67b6 hook \u5e94\u7528\u4e2d\u7684\u5b57\u7b26\u4e32\u67e5\u627e\u51fd\u6570\uff0c\u5224\u65ad\u662f\u5426\u4e3a\u5e7f\u544a\u552f\u4e00\u8bc6\u522b\u7b26\uff0c\u5982\u679c\u662f\u5219\u5c06\u5176\u66ff\u6362\u6210\u7a7a\u5b57\u7b26\u4e32\uff1a<\/p>\n

“`python<\/p>\n

import frida<\/p>\n

# hook \u5e94\u7528\u4e2d\u7684\u5b57\u7b26\u4e32\u67e5\u627e\u51fd\u6570<\/p>\n

def on_message(message, data):<\/p>\n

if message[‘type’] == ‘send’:<\/p>\n

print(str(message[‘payload’]))<\/p>\n

if ‘packed_trust_id’ in str(message[‘payload’]):<\/p>\n

me<\/p>\n

<\/figure>\n<\/p>\n

ssage[‘payload’] = message[‘payload’].replace(‘”packed_trust_id”: “xxxxxxxxxxx”‘, ‘”packed_trust_id”: “”‘)<\/p>\n

message[‘payload’] = message[‘payload’].replace(‘”trust_id”: “”‘, ‘”trust_id”: “xxxxxxxxxxx”‘)<\/p>\n

# \u624b\u673a\u8fde\u63a5\u6a21\u62df\u5668\u6216\u771f\u673a<\/p>\n

device = frida.get_device_manager().enumerate_devices()[-1]<\/p>\n

# \u6253\u5f00\u5e94\u7528<\/p>\n

session = device.attach(“com.example.app”)<\/p>\n

# \u52a0\u8f7d JavaScript \u811a\u672c<\/p>\n

with open(‘script.js’, ‘r’, encoding=’utf-8′) as f:<\/p>\n

script = session.create_script(f.read())<\/p>\n

# \u76d1\u542c\u6d88\u606f<\/p>\n

script.on(“message”, on_message)<\/p>\n

# \u52a0\u8f7d JavaScript \u811a\u672c<\/p>\n

script.load()<\/p>\n

“`<\/p>\n

2. \u62e6\u622a\u7f51\u7edc\u8bf7\u6c42<\/p>\n

\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e9b\u4e2d\u95f4\u4ef6\u6765\u62e6\u622a\u5e94\u7528\u5185\u7684\u7f51\u7edc\u8bf7\u6c42\uff0c\u4ece\u800c\u5b9e\u73b0\u53bb\u9664\u5e94\u7528\u5185\u7684\u5e7f\u544a\uff0c\u8fd9\u79cd\u65b9\u6cd5\u901a\u7528\u6027\u5f3a\uff0c\u4f46\u5b9e\u73b0\u8d77\u6765\u6bd4\u8f83\u590d\u6742\uff0c\u9700\u8981\u4e86\u89e3\u4e00\u4e9b\u7f51\u7edc\u534f\u8bae\u548c\u76f8\u5173\u6280\u672f\uff0c\u4e0b\u9762\u662f Python \u4e2d\u62e6\u622a HTTP \u8bf7\u6c42\u7684\u4e00\u4e2a\u4f8b\u5b50\uff1a<\/p>\n

“`python<\/p>\n

import mitmproxy.http<\/p>\n

def request(flow: mitmproxy.http.HTTPFlow):<\/p>\n

# \u5224\u65ad\u8be5\u8bf7\u6c42\u662f\u5426\u4e3a\u5e7f\u544a\u8bf7\u6c42<\/p>\n

if ‘https:\/\/ad.xx.com\/api’ in flow.request.url:<\/p>\n

# \u5982\u679c\u662f\uff0c\u5219\u5c06\u54cd\u5e94\u4f53\u4fee\u6539\u4e3a JSON \u683c\u5f0f\u7684\u5b57\u7b26\u4e32 {“code”: 0}<\/p>\n

flow.response.text = ‘{“code”: 0}’<\/p>\n

def response(flow: mitmproxy.http.HTTPFlow):<\/p>\n

# \u5224\u65ad\u8be5\u54cd\u5e94\u662f\u5426\u4e3a\u5e7f\u544a\u54cd\u5e94<\/p>\n

if ‘https:\/\/ad.xx.com\/api’ in flow.request.APP<\/a>url:<\/p>\n

# \u5982\u679c\u662f\uff0c\u5219\u5c06\u54cd\u5e94\u4f53\u4fee\u6539\u4e3a JSON \u683c\u5f0f\u7684\u5b57\u7b26\u4e32 {“code”: 0}<\/p>\n

flow.response.text = ‘{“code”: 0}’<\/p>\n

“`<\/p>\n

3. \u4fee\u6539\u7cfb\u7edf\u6587\u4ef6<\/p>\n

\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539 Android \u7cfb\u7edf\u4e2d\u7684 hosts \u6587\u4ef6\u6765\u5b9e\u73b0\u5c4f\u853d\u5e7f\u544a\u7684\u6548\u679c\uff0c\u8fd9\u79cd\u65b9\u6cd5\u7b80\u5355\u6613\u884c\uff0c\u4f46\u9700\u8981\u83b7\u53d6 ROOT \u6743\u9650\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a Python \u5b9e\u73b0 hosts \u6587\u4ef6\u4fee\u6539\u7684\u811a\u672c\uff1a<\/p>\n

“`python<\/p>\n

import os<\/p>\n

# \u6dfb\u52a0\u5e7f\u544a\u57df\u540d\u5230 hosts \u6587\u4ef6\u4e2d<\/p>\n

def append_hosts():<\/p>\n

os.system(‘su’)<\/p>\n

os.system(‘echo “127.0.0.1 ad.xx.com” >> \/etc\/hosts’)<\/p>\n

# \u5220\u9664\u5e7f\u544a\u57df\u540d\u8bb0\u5f55<\/p>\n

def remove_hosts():<\/p>\n

os.system(‘su’)<\/p>\n

os.system(‘sed -i “\/127\\.0\\.0\\APP\u5f00\u53d1<\/a>.1 ad\\.xx\\.com$\/d” \/etc\/hosts’)<\/p>\n

“`<\/p>\n

\u4ee5\u4e0a\u5c31\u662f\u4e09\u79cd\u5c4f\u853d\u542f\u52a8\u5e7f\u544a\u7684\u65b9\u6cd5\uff0c\u4e0d\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u53ef\u80fd\u4f1a\u5f71\u54cd\u5230\u5e94\u7528\u7684\u8fd0\u884c\uff0c\u5c24\u5176\u662f\u4fee\u6539\u7cfb\u7edf\u6587\u4ef6\u7684\u65b9\u6cd5\uff0c\u9700\u8981\u614e\u91cd\u4f7f\u7528\u3002\u6b64\u5916\uff0c\u5bf9\u4e8e\u4e00\u4e9b\u4ed8\u8d39\u5e94\u7528\uff0c\u5b58\u5728\u53bb\u9664\u5e7f\u544a\u7684\u884c\u4e3a\u662f\u4e0d\u9053\u5fb7\u7684\uff0c\u56e0\u4e3a\u5f00\u53d1\u8005\u53ea\u6709\u901a\u8fc7\u5e7f\u544a\u624d\u80fd\u83b7\u5f97\u6536\u76ca\uff0c\u6211\u4eec\u5e94\u8be5\u5c0a\u91cd\u5176\u4ed8\u51fa\u7684\u52b3\u52a8\u6210\u679c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u542f\u52a8\u5e7f\u544a\u662f\u73b0\u5728\u5f88\u591a\u5e94\u7528\u90fd\u4f1a\u5728\u52a0\u8f7d\u65f6\u51fa\u73b0\u7684\u4e00\u79cd\u5e7f\u544a\u7c7b\u578b\uff0c\u4e00\u822c\u4f1a\u5c55\u793a\u51e0\u79d2\u949f\uff0c\u7528\u6237\u9700\u8981\u7b49\u5f85\u8be5\u5e7f\u544a\u52a0\u8f7d\u7ed3\u675f\u624d\u80fd\u8fdb\u5165\u5e94\u7528\u4e3b\u754c\u9762\uff0c\u4f46\u662f\u5f88\u591a\u7528\u6237\u5e76\u4e0d\u559c\u6b22\u8fd9\u79cd\u5e7f\u544a\uff0c\u56e0\u4e3a\u5b83\u4e0d\u4ec5\u5f71\u54cd\u4e86\u7528\u6237\u4f53\u9a8c\uff0c\u800c\u4e14\u8fd8\u589e\u52a0\u4e86\u7b49\u5f85\u7684\u65f6\u95f4\uff0c<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[11769,5756,6684,69,16],"topic":[],"class_list":["post-6462","post","type-post","status-publish","format-standard","hentry","category-appkf","tag-deb","tag-app","tag-6684","tag-69","tag-16"],"_links":{"self":[{"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/posts\/6462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/comments?post=6462"}],"version-history":[{"count":0,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/posts\/6462\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/media?parent=6462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/categories?post=6462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/tags?post=6462"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.yimenyun.cn\/emen\/wp-json\/wp\/v2\/topic?post=6462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}