├── LICENSE ├── README.md ├── doc ├── Android抓包.md ├── frida.md ├── jd秒杀流程.md └── sign.md └── hook └── sign.js /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. Definitions. 8 | 9 | "License" shall mean the terms and conditions for use, reproduction, 10 | and distribution as defined by Sections 1 through 9 of this document. 11 | 12 | "Licensor" shall mean the copyright owner or entity authorized by 13 | the copyright owner that is granting the License. 14 | 15 | "Legal Entity" shall mean the union of the acting entity and all 16 | other entities that control, are controlled by, or are under common 17 | control with that entity. For the purposes of this definition, 18 | "control" means (i) the power, direct or indirect, to cause the 19 | direction or management of such entity, whether by contract or 20 | otherwise, or (ii) ownership of fifty percent (50%) or more of the 21 | outstanding shares, or (iii) beneficial ownership of such entity. 22 | 23 | "You" (or "Your") shall mean an individual or Legal Entity 24 | exercising permissions granted by this License. 25 | 26 | "Source" form shall mean the preferred form for making modifications, 27 | including but not limited to software source code, documentation 28 | source, and configuration files. 29 | 30 | "Object" form shall mean any form resulting from mechanical 31 | transformation or translation of a Source form, including but 32 | not limited to compiled object code, generated documentation, 33 | and conversions to other media types. 34 | 35 | "Work" shall mean the work of authorship, whether in Source or 36 | Object form, made available under the License, as indicated by a 37 | copyright notice that is included in or attached to the work 38 | (an example is provided in the Appendix below). 39 | 40 | "Derivative Works" shall mean any work, whether in Source or Object 41 | form, that is based on (or derived from) the Work and for which the 42 | editorial revisions, annotations, elaborations, or other modifications 43 | represent, as a whole, an original work of authorship. For the purposes 44 | of this License, Derivative Works shall not include works that remain 45 | separable from, or merely link (or bind by name) to the interfaces of, 46 | the Work and Derivative Works thereof. 47 | 48 | "Contribution" shall mean any work of authorship, including 49 | the original version of the Work and any modifications or additions 50 | to that Work or Derivative Works thereof, that is intentionally 51 | submitted to Licensor for inclusion in the Work by the copyright owner 52 | or by an individual or Legal Entity authorized to submit on behalf of 53 | the copyright owner. For the purposes of this definition, "submitted" 54 | means any form of electronic, verbal, or written communication sent 55 | to the Licensor or its representatives, including but not limited to 56 | communication on electronic mailing lists, source code control systems, 57 | and issue tracking systems that are managed by, or on behalf of, the 58 | Licensor for the purpose of discussing and improving the Work, but 59 | excluding communication that is conspicuously marked or otherwise 60 | designated in writing by the copyright owner as "Not a Contribution." 61 | 62 | "Contributor" shall mean Licensor and any individual or Legal Entity 63 | on behalf of whom a Contribution has been received by Licensor and 64 | subsequently incorporated within the Work. 65 | 66 | 2. Grant of Copyright License. Subject to the terms and conditions of 67 | this License, each Contributor hereby grants to You a perpetual, 68 | worldwide, non-exclusive, no-charge, royalty-free, irrevocable 69 | copyright license to reproduce, prepare Derivative Works of, 70 | publicly display, publicly perform, sublicense, and distribute the 71 | Work and such Derivative Works in Source or Object form. 72 | 73 | 3. Grant of Patent License. Subject to the terms and conditions of 74 | this License, each Contributor hereby grants to You a perpetual, 75 | worldwide, non-exclusive, no-charge, royalty-free, irrevocable 76 | (except as stated in this section) patent license to make, have made, 77 | use, offer to sell, sell, import, and otherwise transfer the Work, 78 | where such license applies only to those patent claims licensable 79 | by such Contributor that are necessarily infringed by their 80 | Contribution(s) alone or by combination of their Contribution(s) 81 | with the Work to which such Contribution(s) was submitted. If You 82 | institute patent litigation against any entity (including a 83 | cross-claim or counterclaim in a lawsuit) alleging that the Work 84 | or a Contribution incorporated within the Work constitutes direct 85 | or contributory patent infringement, then any patent licenses 86 | granted to You under this License for that Work shall terminate 87 | as of the date such litigation is filed. 88 | 89 | 4. Redistribution. You may reproduce and distribute copies of the 90 | Work or Derivative Works thereof in any medium, with or without 91 | modifications, and in Source or Object form, provided that You 92 | meet the following conditions: 93 | 94 | (a) You must give any other recipients of the Work or 95 | Derivative Works a copy of this License; and 96 | 97 | (b) You must cause any modified files to carry prominent notices 98 | stating that You changed the files; and 99 | 100 | (c) You must retain, in the Source form of any Derivative Works 101 | that You distribute, all copyright, patent, trademark, and 102 | attribution notices from the Source form of the Work, 103 | excluding those notices that do not pertain to any part of 104 | the Derivative Works; and 105 | 106 | (d) If the Work includes a "NOTICE" text file as part of its 107 | distribution, then any Derivative Works that You distribute must 108 | include a readable copy of the attribution notices contained 109 | within such NOTICE file, excluding those notices that do not 110 | pertain to any part of the Derivative Works, in at least one 111 | of the following places: within a NOTICE text file distributed 112 | as part of the Derivative Works; within the Source form or 113 | documentation, if provided along with the Derivative Works; or, 114 | within a display generated by the Derivative Works, if and 115 | wherever such third-party notices normally appear. The contents 116 | of the NOTICE file are for informational purposes only and 117 | do not modify the License. You may add Your own attribution 118 | notices within Derivative Works that You distribute, alongside 119 | or as an addendum to the NOTICE text from the Work, provided 120 | that such additional attribution notices cannot be construed 121 | as modifying the License. 122 | 123 | You may add Your own copyright statement to Your modifications and 124 | may provide additional or different license terms and conditions 125 | for use, reproduction, or distribution of Your modifications, or 126 | for any such Derivative Works as a whole, provided Your use, 127 | reproduction, and distribution of the Work otherwise complies with 128 | the conditions stated in this License. 129 | 130 | 5. Submission of Contributions. Unless You explicitly state otherwise, 131 | any Contribution intentionally submitted for inclusion in the Work 132 | by You to the Licensor shall be under the terms and conditions of 133 | this License, without any additional terms or conditions. 134 | Notwithstanding the above, nothing herein shall supersede or modify 135 | the terms of any separate license agreement you may have executed 136 | with Licensor regarding such Contributions. 137 | 138 | 6. Trademarks. This License does not grant permission to use the trade 139 | names, trademarks, service marks, or product names of the Licensor, 140 | except as required for reasonable and customary use in describing the 141 | origin of the Work and reproducing the content of the NOTICE file. 142 | 143 | 7. Disclaimer of Warranty. Unless required by applicable law or 144 | agreed to in writing, Licensor provides the Work (and each 145 | Contributor provides its Contributions) on an "AS IS" BASIS, 146 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 147 | implied, including, without limitation, any warranties or conditions 148 | of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A 149 | PARTICULAR PURPOSE. You are solely responsible for determining the 150 | appropriateness of using or redistributing the Work and assume any 151 | risks associated with Your exercise of permissions under this License. 152 | 153 | 8. Limitation of Liability. In no event and under no legal theory, 154 | whether in tort (including negligence), contract, or otherwise, 155 | unless required by applicable law (such as deliberate and grossly 156 | negligent acts) or agreed to in writing, shall any Contributor be 157 | liable to You for damages, including any direct, indirect, special, 158 | incidental, or consequential damages of any character arising as a 159 | result of this License or out of the use or inability to use the 160 | Work (including but not limited to damages for loss of goodwill, 161 | work stoppage, computer failure or malfunction, or any and all 162 | other commercial damages or losses), even if such Contributor 163 | has been advised of the possibility of such damages. 164 | 165 | 9. Accepting Warranty or Additional Liability. While redistributing 166 | the Work or Derivative Works thereof, You may choose to offer, 167 | and charge a fee for, acceptance of support, warranty, indemnity, 168 | or other liability obligations and/or rights consistent with this 169 | License. However, in accepting such obligations, You may act only 170 | on Your own behalf and on Your sole responsibility, not on behalf 171 | of any other Contributor, and only if You agree to indemnify, 172 | defend, and hold each Contributor harmless for any liability 173 | incurred by, or claims asserted against, such Contributor by reason 174 | of your accepting any such warranty or additional liability. 175 | 176 | END OF TERMS AND CONDITIONS 177 | 178 | APPENDIX: How to apply the Apache License to your work. 179 | 180 | To apply the Apache License to your work, attach the following 181 | boilerplate notice, with the fields enclosed by brackets "[]" 182 | replaced with your own identifying information. (Don't include 183 | the brackets!) The text should be enclosed in the appropriate 184 | comment syntax for the file format. We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright [yyyy] [name of copyright owner] 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # jd_seckill_doc 2 | 记录京东秒杀程序的一些过程文档。大致如下几步，文档陆续补充中... 3 | 4 | 1. [android root magisk](https://magiskcn.com/) 5 | 2. [charles 抓包](./doc/Android抓包.md) 6 | 3. [frida hook](./doc/frida.md) 7 | 4. [jd秒杀流程](/doc/jd秒杀流程.md) 8 | 5. [sign注意事项](/doc/sign.md) 9 | 6. jstk 方法过程 10 | 7. jd服务器与本地服务器时间对比 11 | -------------------------------------------------------------------------------- /doc/Android抓包.md: -------------------------------------------------------------------------------- 1 | 解决 Charles、Fiddler 等网络代理工具开启 SSL Proxying 后 HTTPS 抓包报错失败等问题。 2 | 3 | **很多文章都说要把证书放到system下，但是没有提到证书要用openssl做转换。导致花了不少时间** 4 | 5 | **前提条件：** 6 | 7 | 1. Android 设备已 root； 8 | 2. Windows 需安装 OpenSSL，下载连接： 9 | 10 | **应用场景：** 11 | 12 | 使用 Charles、Fiddler 等中间人网络代理工具时，通过设备浏览器访问 [chls.pro/ssl](https://link.zhihu.com/?target=http%3A//chls.pro/ssl) 安装证书只在“用户”层，启用“SSL 代理”会因证书不受信导致 https 抓包失败。 13 | 14 | **操作步骤：** 15 | 16 | 1. 打开 Charles 按照下图提示导出证书并保存为“.pem”文件，其他代理工具方法类似； 17 | 18 | ![](https://pic4.zhimg.com/v2-68e09dafd3ef9ec5de1540a5ad1202af_b.jpg) 19 | 20 | 2\. 导出证书并保存为扩展名“.pem”或“.cer”文件； 21 | 22 | 3\. 使用 CMD 或 PowerShell 命令查看证书信息； 23 | 24 | “.pem”文件使用： 25 | 26 | ```text 27 | openssl x509 -subject_hash_old -in cert.pem 28 | ``` 29 | 30 | “.cer”文件使用： 31 | 32 | ```text 33 | openssl x509 -subject_hash_old -in cert.cer -inform der 34 | ``` 35 | 36 | ![](https://pic1.zhimg.com/v2-9d5f41fdb74f9214e24cb524c6ab6190_b.jpg) 37 | 38 | 3\. 重命名“cert.pem”为“311f0693.0”（查看命令执行后第一行字符串+.0），并将文件“311f0693.0”通过 MT 文件管理器保存至 Android 设备目录“/system/etc/security/cacerts/”下； 39 | 40 | 4\. OK，系统设置中已系统信任的 Charles 证书。 41 | 42 | ![](https://pic3.zhimg.com/v2-497806d778bf015ccb4f2a2824533d1a_b.jpg) 43 | 44 | 模拟器中配置代理ip两种方式 ，二选一结果都一样 45 | 46 | 1. wifi中直接设置 47 | 48 | 2. PC上cmd 中adb设置代理 49 | 50 | `adb shell settings put global http_proxy 192.168.2.146:8888` 51 | 52 | `adb shell settings put global https_proxy 192.168.2.146:8888` -------------------------------------------------------------------------------- /doc/frida.md: -------------------------------------------------------------------------------- 1 | 网上很多frida hook的例子不再多说，有几点注意 2 | 3 | *新版本app会检测frida，需要改名改端口，否则frida会自动退出* 4 | 5 | *android 必须root，否则启动不了frida* 6 | 7 | **frida的操作步骤如下：** 8 | 9 | 假设你已经将frida 放到android 的/data/local/tmp 目录下 ，并且改名为fs167（因为frida版本更新太快，我这里用的16.7） 10 | 11 | 1. adb -s xxx shell (adb连手机shell) 12 | 2. cd /data/local/tmp 13 | 3. su 14 | 4. ./fs167 -l 127.0.0.1:9999（端口随意，下一步对应一致） 15 | 5. 另起cmd窗口做端口转发，adb forward tcp:9999 tcp:9999 16 | 6. frida -H 127.0.0.1:9999 -f com.jingdong.app.mall -l index.js（index.js为你的hook文件） 17 | 18 | 19 | 20 | ---- 21 | 22 | 我是用的数据线连接的adb，想用wifi 连接一直报错，网上找的方法如下可用。但是有很大问题，这个操作要手机先连数据线，而且手机重启后还得再次设置。总之鸡肋~ 23 | 24 | 后来从google 文档看到低版本的android就是不支持adb的wifi连接。别白费心思了。 25 | 26 | [Android 调试桥 (adb) | Android 开发者 | Android Developers (google.cn)](https://developer.android.google.cn/studio/command-line/adb?hl=zh-cn) 27 | 28 | ``` 29 | adb shell 30 | 31 | setprop service.adb.tcp.port 5555 32 | 33 | exit 34 | 35 | adb tcpip 5555 36 | 37 | adb connect 192.168.2.176 38 | ``` 39 | 40 | -------------------------------------------------------------------------------- /doc/jd秒杀流程.md: -------------------------------------------------------------------------------- 1 | # jd秒杀流程 2 | 3 | 4 | 5 | ## 秒杀流程 6 | 7 | 1. api.m.jd.com/client.action?functionId=genToken 生成 tokenkey 和转跳地址 8 | 2. 经过 2~3 次转跳获取 seckill.action，如果遇到marathon.jd.com/mobile/koFail.html 则重新 genToken。 9 | 3. 访问 marathon.jd.com/seckillM/seckill.action 10 | 4. 调用marathon.jd.com/seckillnew/orderService/init.action 获取地址发票相关信息 11 | 5. 调用gia.jd.com/jsTk.do 获取 eid 和 token 12 | 6. gen_order_data,组织数据，生成订单信息 13 | 7. marathon.jd.com/seckillnew/orderService/submitOrder.action 14 | 15 | --- 16 | 17 | *经测试，抢mate60的时候前几步都可以在抢购之前执行，到点执行6，7就行。所以mate抢到的概率很大。* 18 | 19 | *茅台则必须到点按流程执行。* 20 | 21 | -------------------------------------------------------------------------------- /doc/sign.md: -------------------------------------------------------------------------------- 1 | # sign生成方式 2 | 3 | 目前已知的有两种方式，python的和java的。github上都能找到。 4 | 5 | 原理大致如下 [[原创\]记一次unicorn半自动化逆向——还原某东sign算法-Android安全-看雪-安全社区|安全招聘|kanxue.com](https://bbs.kanxue.com/thread-266377.htm) 6 | 7 | 8 | 9 | --- 10 | 11 | sign要注意参数，body要与hook出来的完全一致，否则604 12 | 13 | 1. uuid 要用纯数字的，不是被加密后的，可以抓包抓到 14 | 2. body 要注意空格，引号。生成sign的body和请求的body，格式一般是不一样的。 15 | 16 | uuid的加密解密也能hook到，参考[手把手教你从Apk中取出算法 - 奋飞安全 (91fans.com.cn)](http://91fans.com.cn/post/getcodeformapk/) 17 | 18 | 将java代码转换为python代码，可以借助AI来实现。 -------------------------------------------------------------------------------- /hook/sign.js: -------------------------------------------------------------------------------- 1 | function HookHandle(clazz) { 2 | clazz.getSignFromJni.implementation = function (a, b, c, d, e, f) { 3 | var r = this.getSignFromJni(a, b, c, d, e, f) 4 | console.log('=======================================') 5 | console.log('param1: ', a) 6 | console.log('param2: ', b) 7 | console.log('param3: ', c) 8 | console.log('param4: ', d) 9 | console.log('param5: ', e) 10 | console.log('param6: ', f) 11 | console.log('result: ', r) 12 | return r 13 | } 14 | console.log('HookHandle ok') 15 | } 16 | 17 | Java.perform(function () { 18 | Java.choose('dalvik.system.PathClassLoader', { 19 | onMatch: function (instance) { 20 | try { 21 | var clazz = Java.use('com.jingdong.common.utils.BitmapkitUtils') 22 | HookHandle(clazz) 23 | 24 | return 'stop' 25 | } catch (e) { 26 | console.log('next') 27 | console.log(e) 28 | } 29 | }, 30 | onComplete: function () { 31 | console.log('success') 32 | }, 33 | }) 34 | }) 35 | --------------------------------------------------------------------------------