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CHANGELOG.md

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Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

2.1.4 - 2024-11-19

Changed

  • Library disabler error messages are now displayed in DEBUG mode for improved verbosity.

Fixed

  • Fixed errors in ADB shell messages.
  • Resolved issues with executing shell commands via subprocess.

2.1.3 - 2024-11-03

Added

  • Detection system for keybox data changes to prevent redundant exports.
  • Max API version available for plaintext keybox.

Changed

  • Encrypted keybox files are now exported with a .enc extension for clarity.

Fixed

  • Issue with invalid keybox data preventing proper reception and export.
  • Device token encoding error for keybox data.

2.1.2 - 2024-11-02

Added

  • Descriptions for functions used by the Frida script.
  • Support for dumping the keybox from older versions of CDM.

Changed

  • Replaced libc-based keybox interception with a native function.
  • Adjusted player/auto options to execute before DRM detection, enhancing detection on legacy devices.
  • Improved handling for displaying varying keybox contents based on the device ID.
  • Streamlined JS function detection for better performance.

Fixed

  • Resolved startup issue with the Widevine service when launching the script.
  • Addressed unsupported error with the new ADB class.
  • Fixed detection of the MAIN activity in applications.
  • Corrected parsing errors when listing applications.
  • Improved detection of minimum required functions.

2.1.1 - 2024-10-28

Added

  • Private key functionality for enhanced key extraction security.
  • Local DRM server for (almost) offline use.
  • Option to import the private key for easier management.
  • Automatic installation and usage of a local player.
  • New Advanced group for better argument organization.
  • Experimental keybox extraction from the device.
  • Added CDM details for SDK 35.

Changed

  • Device interactions migrated to the ADB class for better encapsulation.
  • Code comments added and optimizations made for clarity.
  • Displaying the GetDeviceId function name.

Fixed

  • Improved error handling for shell commands.
  • xmltodict is now a required dependency.
  • Enhanced formatting of logging messages for better readability.
  • Error in skip option for using a function file.

2.1.0 - 2024-10-20

Added

  • Added private key function.
  • Option to skip automatic detection of private functions.
  • Confirmed support for Widevine SDK 22.

Changed

  • Updated dependencies.
  • Clarified details regarding optional dependencies.

Fixed

  • Extra argument in the GetDeviceID function.
  • Incorrect handling of the display of unknown functions.

2.0.9 - 2024-09-25

Added

  • Added private key function.

Changed

  • Improved error handling related to file path issues during write operations.

2.0.8 - 2024-07-27

Added

  • Added compatibility with WSA (Windows Subsystem for Android).

Changed

  • Display location of liboemcrypto.so if detected (instead of the base address of the library).
  • Simplified text for disabling the library.

New Contributors

2.0.7 - 2024-07-23

Changed

  • Improved library disabler display.
  • Optimized data export.
  • Removed unnecessary cast.

Fixed

  • Corrected disabled library address.
  • Fixed multiple hooks in library disabler.
  • Enhanced process enumeration for older Android versions.

New Contributors

2.0.6 - 2024-07-12

Changed

  • Renamed the private key function.
  • Updated the device ID function.
  • Improved the deactivation message for a library.

Fixed

  • Prevented multiple function replacements during a single execution.

2.0.5 - 2024-07-08

Added

  • Added new private functions.
  • Support for encrypted challenges in error messages.
  • Dynamic disabling of liboemcrypto.so without using Magisk module.

Changed

  • Organized imports.
  • Updated some messages.
  • New verbosity level for CDM to prevent confusion.

Fixed

  • Detection of Widevine process.

2.0.4 - 2024-07-07

Fixed

  • Vendor now in list to maintain the order of items (python set issue).

2.0.3 - 2024-07-07

Added

  • Added support for private key function (SDK 35 x86_64).

Changed

  • Removed confusing Malformed message warning.

2.0.2 - 2024-07-07

Added

  • Vendor filtering based on device SDK.
  • Improved device ID retrieval from challenges.

Changed

  • Clarified library arguments in documentation.
  • Improve library vendor detection.

Fixed

  • Corrected Frida script encoding.
  • Adjusted library arguments in documentation for clarity.
  • Refined usage of function reference files.
  • Updated support for OEM 18+ devices.

2.0.1 - 2024-07-06

Added

  • Added support for handling Frida server running errors.

Changed

  • Enhanced the relevance of pywidevine device (WVD) help documentation.

Fixed

  • Corrected the size of the private key.

2.0.0 - 2024-07-06

Added

  • Support for custom library names.
  • Patch for the GetCdmClientPropertySet function to enforce unencrypted challenges on specific devices.
  • Hook for the getOemcryptoDeviceId function for compatible devices.
  • Native C API filter to prevent crashes during hooks.
  • Handling of a binary challenge file to aid in resolving client IDs.
  • Optional verbosity with output files if specified.
  • Process watcher for library resolution, primarily for older devices.

Changed

  • Removed display of OEM and library version as they were often incorrect.
  • New patch method (rewriting) to enforce unencrypted challenges.
  • Widevine detection method now based on process names.
  • Program no longer stops when the function file is not used when normally required.
  • Full path display of the library (instead of parent only).
  • Program is now formatted as a library.
  • Simplified symbol address resolution.
  • New, more relevant output structure.
  • Private key size is no longer recalculated.

Fixed

  • Dynamic detection of the argument position for challenges.
  • Corrected path for extracted files.
  • Backward-compatible support for listing all processes via ADB.
  • Fixed automatic mode device usage.
  • Support for parsing errors related to CDM data.
  • Frida session closure after process analysis.

1.1.0 - 2024-06-22

Added

  • Implemented a system to filter potentially crash-inducing native C function names.

Changed

  • Support for custom library names for new versions.

Fixed

  • Corrected directory structure creation for devices.

New Contributors

1.0.9 - 2024-06-02

Added

  • Added autostart error message.
  • Added private key function (30/arm64-v8a).
  • Added private key function (34/arm64-v8a)

Changed

  • Changed .wvd filename to original filename.
  • Updated liboemcrypto-disabler link in docs.

Fixed

  • Changed default index for vendor 34.

1.0.8 - 2024-05-22

Added

  • Auto mode for opening the Bitmovin DRM player.
  • Additional generation of the .wvd device.
  • Added a function known from SDK 30 (arm64-v8a).

Changed

  • Renamed JS script.
  • Updated dependency versions.
  • Use pywidevine for the protobuf part.

Fixed

  • Support for int device names.
  • Fixed dynamic auto mode.

New Contributors

1.0.7 - 2024-05-12

Added

  • Added a new function specific to VENDOR 15 based on insights from videohelp.
  • Included a detailed process for extracting keys in offline mode.

1.0.6 - 2024-04-26

Added

  • Added mksrc script to manually improve Android shell interaction.

Changed

  • Removed example from the XML functions to prevent misunderstandings.
  • Enhanced the Android shell functionality.

Fixed

  • Fixed encoding issues with ADB commands, addressing issue #3.

1.0.5 - 2024-04-08

Added

  • Added a function known from SDK 33 (arm64-v8a).

Fixed

  • Removed import analysis that was causing the JavaScript script to crash.

1.0.4 - 2024-04-06

Added

  • Added the --force option to use the default vendor, bypassing analysis.
  • Progress information for analysis stages.
  • Support for Android 14.
  • Error message for using SDK version 34 and above without an XML functions file.
  • Documentation links for certain error messages.

Changed

  • Switched from Frida to ADB for listing processes due to a Frida issue.
  • Optimized process search to improve performance.
  • Improved error reporting when the Widevine process is not detected.

Fixed

  • Fixed compatibility with buggy frida-server versions by using direct PID attachment.
  • Updated the script handling for non-standard version scenarios.

1.0.3 - 2024-04-01

Added

  • Environment check for ADB and automatic start if not running.
  • Extraction function support for SDK version 34 and above.
  • Simplified command-line argument processing.

Changed

  • Enhanced error handling to avoid Frida library hook errors.
  • Transitioned from using symbols to functions for better clarity and efficiency.
  • Display of loaded script for improved debugging and verification.

Fixed

  • Resolved target analysis issues, ensuring accurate process targeting.
  • Corrected function argument count errors for more robust script execution.
  • Fixed function selection by name to accurately identify and use the correct functions.

1.0.2 - 2024-03-31

Added

  • Added support for interpreting and using symbols, enhancing analysis capabilities.

Changed

  • Optimized analysis logic during the hook process for increased efficiency.
  • Improved script generation process for more reliable and effective hooking.

1.0.1 - 2024-03-31

Added

  • Introduced support for non-standard version handling, accommodating a wider range of target applications.

1.0.0 - 2024-03-30

Added

  • Initial release of the project, laying the foundation for future enhancements and features.