Vdex to dex xml、资源文件、dex(二进制字节码)文件组合而成。 Mar 29, 2023 · 本文章是记录一下反编译vdex和odex的过程。 为什么需要反编译这个东西 在有些机型上,system/app 目录下的系统应用就是一个apk,所以直接用jadx就可以反编译了。 Apr 1, 2021 · 1. VDEX files are typically stored alongside OAT files, in an Android device's / data/ dalvik-cache directory. sh clang - 用clang编译$ . 623 7368 7368 D YSDK d. dex so then you can place it in an apk so the apk is not more dependent of the odex file. 为了降低dex2oat时间,Android 8. 2. vdex文件中。art文件类似于一个内存映像,缓存常用的ArtField、ArtMethod、DexCache等内容,加载后可直接使用,避免解析耗时。 Feb 29, 2016 · This way you can create a classes. exe同级的目录下,在Cygwin中执行 . jar d SystemUI. I will gladly take requests. 使用baksmali反编译odex文件,反编译命令:java -jar baksmali-2. . OnSupport: Device OAID loadSuccesstrue07 May 8, 2021 · dex文件经过dex2oat编译,会生成. dex format but optimized (e. 0在odex的基础上又引入了vdex机制。到目前为止论坛还没有关于vdex转换的帖子,于是发个简单的教程供需要的坛友参考 感谢anestisb大神的开源项目vdexExtractor *****转载请注明出处***** 1. dex out Now open the APK file with 7zip/winrar and drag the file classes. odex: optimized DEX bytecode, also . The idea here is to create a quick standalone tool capable to revert optimized bytecode, that does not require building the entire libart from AOSP. If you want any feature which I'm not covering (or not doing a good job at), let me know. 0后,dex单独保存到. 一、Android Dex文件. Vdex file format has been introduced in the Oreo (API-26) build. odex Vdex Extractor Command line tool to decompile and extract Android Dex bytecode from Vdex files that are generated along with Oat files when optimizing bytecode from dex2oat ART runtime compiler. Thanks a lot May 28, 2020 · DEX, OAT, ODEX, VDEX, ART. oat ELF file but suffixed with . September 03, 2018. Apr 1, 2021 · Android vdex 反编译工具 vdexExtractor 使用总结前言步骤1:准备system vdex文件步骤2:使用vdexExtractor 工具将 vdex 文件转换成标准的 dex功能快捷键合理的创建标题,有助于目录的生成如何改变文本的样式插入链接与图片如何插入一段漂亮的代码片生成一个适合你的列表创建一个表格设定内容居中、居左、居 Jan 10, 2025 · 文章浏览阅读6k次。本文详细介绍了在Android平台上各种文件格式(apk、jar、dex、odex、vdex、art)之间的转换过程,包括无损和有损方法,涉及的工具如jadx、dex2jar、odex2dex等,并提供了逆向工程的相关工具和使用示例。 Feb 28, 2020 · Android vdex 反编译工具 vdexExtractor 使用总结前言步骤1:准备system vdex文件步骤2:使用vdexExtractor 工具将 vdex 文件转换成标准的 dex功能快捷键合理的创建标题,有助于目录的生成如何改变文本的样式插入链接与图片如何插入一段漂亮的代码片生成一个适合你的列表 Feb 14, 2019 · apk dex vdex odex art 区别 apk. Known bugs Tool to decompile & extract Android Dex bytecode from Vdex files. Feb 4, 2021 · Android4. vdex: VDEX file containing copy of original DEX files. The DEX files originally located in the OAT has been exported in a new file with a new format: the VDEX format. odex 把第一步得到的vdex文件重命名(短一点,我把它改成了ohos. This new format is completely different from OAT, especially it’s not an ELF. I have read some articles about using smali and baksmali to convert odex to dex and vice-versa, but I couln't find the detailed tutorial that I need. A tool that uses the ART libraries to dump a DEX file from a VDEX (verified DEX?) file. art (optional) contains ART internal representations of some strings and classes listed in the APK, used to speed up app startup. vdex files together into a single . 3. art、. 1提取出来的,那么就大功告成了,但是vdex文件如果是安卓9或者以上的,执行命令后会转换出cdex文件,此时需要用到cdexExtractor Feb 15, 2021 · VDEX files contain optimized versions of previously validated DEX (Dalvik Executable) files, which Android has noted that it does not need to re-extract and re-verify when recompiling an app. Sep 8, 2018 · The situation here is I extracted boot-framework. g. Dex是Android平台上(Dalvik虚拟机)的可执行文件, 相当于Windows平台中的exe文件, 每个Apk安装包中都有dex文件, 里面包含了该app的所有源码, 通过反编译工具可以获取到相应的java源码。 Vdex Extractor. 脑子要灵活 Oct 11, 2019 · 文章浏览阅读5. vdex),放到vdexExtractor. 3. sh使用所需的构建目标调用bash脚本$ . odex, and . 这是一个命令行工具,用于从Vdex文件中反编译和提取Android Dex字节码。这些Vdex文件是在使用dex2oat ART运行时编译器优化字节码时与Oat文件一起生成的。Vdex文件格式在奥利奥(API-26)版本中引入。更多信息可参考这里。. Read more 274 Commits; 1 Branch; 11 Tags; README; Apache License 2. 0~8. 5. VDEX to DEX. The Vdex file includes all quick_info data (old vtable) required to revert the dex-to-dex transformations applied during bytecode optimization. Now has DEX 037 support - with invoke-polymorphic (0xfa/0xfb) and other instructions; New OAT/ART format support still in progress; Notes. sh gcc - 用gcc编译$ . /vdexExtractor -i ohos. dex、. Works with new . , replacing some instructions to more-efficient instructions) by the deprecated on-device dexopt tool at installation time to get better interpreter performance on newer versions, this file is an . vdex 命令,得到cdex文件(可能不止一个) Apr 13, 2024 · 文章浏览阅读2. odex 4. 1w次,点赞22次,收藏65次。文章目录一、前言,发现新玩意二、. vdex, execute the following command and make sure that the corresponding binaries are in the PATH. APK(Android package):android安装包,由aapt(Android Assert Packaging Tool)把AndroidManifest. dex, confirm and exit. 4以上的版本就已经可以切换到Art虚拟机模式,Art虚拟机的作用在前面的《Android动态加载oat文件总结一》中已经介绍过,今天主要来讲讲Oat文件的格式,类比Dex文件,Dex是给Dalvik来解释的;而Oat就是给Art来解释的。 Apr 21, 2020 · So, how can I combine . sh- 如果CC未从env定义,则默认使用gcc$ . dex),只是小小的优化了操作码, 其中odex的文件是可以直接被运行的。 生成那种类型的文件依赖dex2Oat工具,dex2Oat依赖一个核心参数“编译过滤器” Contribute to angelsl/vdex2dex development by creating an account on GitHub. vdex from device, got 2~3 dex files, then converted to smali and modified some code. classes. P. odex与. - Again in Baksmali folder Right click + SHIFT and select "open command window here": java -jar smali. dex: DEX bytecode. vdex files - as of O, . 4/baksmali deodex xxx. 一款命令行工具,用于从Vdex文件反编译和提取Android Dex字节码的工具。 编译. May 2, 2016 · 一、dex和odex dex是安卓dalvik虚拟机的可执行文件,可以在导出的apk文件里用解压缩软件直接打开。odex是经过优化过的dex。odex一种是从apk程序中提取出来的,与apk文件存放在同一目录,文件后缀为odex,这类odex文件多是Android ROM的系统程序;另一种缓存文件, Sep 20, 2023 · 对dex文件进行初步优化,调用dexOpt方法,转成vdex文件(文件名后缀依然是. Also, these articles never talk about VDEX files, which is an issue here. apk, . 手机要root(篇末有surprise) 2. More information is available here. 0; Created on. /make. oat no longer embed the . oat文件介绍1、dex文件2、vdex文件3、odex文件4、oat文件一、前言,发现新玩意最近Unity项目打出的Android包在红米Note4真机上运行闪退了,查看日志如下:07-28 17:56:49. sh cross Jul 3, 2023 · - **vdex2dex**:这是一个工具,用于从VDex文件中提取出原始的DEX文件。由于VDex文件是为了性能优化而创建的,它们通常包含部分或全部的DEX代码,vdex2dex可以帮助开发者获取未优化的原始DEX,从而便于分析。 5 days ago · . oat两个文件,oat是一个android定制的elf文件,原始dex也保存在其中。8. Is there a possible approach that I can pack these dex files back to vdex file so I can flash is back ? Obviously I don't have the source code for framework, and no jar or oat files found at device. vdex: contains some additional metadata to speed up verification, sometimes along with the uncompressed DEX code of the APK. S. 克隆此存储库 如果要为Android设备进行交叉编译,请安装Android NDK make. Get the converted file in the cdexfile directory, change the file suffix to DEX (Although the end is CDEX, but it is already a DEX file), view DEX through JADX or JD-GUI. 3k次,点赞5次,收藏18次。文章详细介绍了如何将vdex和odex文件转换为dex文件,包括使用vdex2dex、odex2smali、smali2dex等工具,以及依赖framework文件的过程,并提到了compact_dex_converter在Linux和Android设备上的使用方法,最后推荐使用jadx来查看转换后的代码。 Depending on the Android version of the build, the DEX files might be packed inside VDEX files. Nov 7, 2018 · Vdex Extractor. 4 / Baksmali $ tools/smali-2. jar -o classes. ODEX to DEX. odex : contains AOT-compiled code for methods in the APK. P. apk file? P. To extract the DEX file from a file named services. Tool catalog: Tools / vdexextractor-master / bin Oct 13, 2023 · 文章浏览阅读3. 2k次,点赞2次,收藏7次。本文介绍了如何将Vdex文件转换为dex文件,以进行Android应用的逆向工程分析。推荐使用anestisb开发的vdexExtractor工具,并提供了在Ubuntu和Windows上的转换步骤,包括在虚拟机中安装Ubuntu,下载代码,以及使用compact_dex_converter工具进行转换。 cdex转dex for android9及以上 若vdex文件是安卓8. Tool catalog: Tools / Smali-2. dex in them. 新建文件夹,把baksmali、smali文件连同dex文件和vdex文件放在同一个文件内,odex和vdex文件名字要保持一致。 2. iiemrhhkmibgdpynpnqragrqmytlpgmemwghbvszlgjuorhrerqlrkgxrzeqynqlqgqkroakwkdk