extdrm

A tool for decrypting extdrm encrypted filesystems

Usage

extdrm utility

Usage:
  extdrm [command]

Available Commands:
  dump        Decrypt the contents of an extdrm encrypted filesystem
  help        Help about any command
  verify      Verify the integrity of a filesystem dump

Flags:
  -h, --help   help for extdrm

Use "extdrm [command] --help" for more information about a command.

To dump the contents of an encrypted filesystem, simply run extdrm dump SOURCE DESTINATION PRESET.

After a successful dump, you may perform a file check by running extdrm verify DESTINATION.

Presets

This repository includes several preset files responsible for controlling the decryption process. These preset files can be found under the presets directory.

List of included preset files and their respective games:

Arcade

presets/drs.json: DANCERUSH STARDOM
presets/resident.json: beatmania IIDX 30 RESIDENT ~ current
presets/vividwave.json: SOUND VOLTEX VIVID WAVE ~ current
presets/around.json: DANCE aROUND

コナステ/Konasute:

presets/eac/bonga.json: Bombergirl
presets/eac/ddr.json: DanceDanceRevolution GRAND PRIX
presets/eac/gitadora.json: GITADORA
presets/infinitas_2020.json: beatmania IIDX INFINITAS 2020
presets/infinitas_2020_cache.json: beatmania IIDX INFINITAS 2020 (cache)
presets/infinitas_2024.json: beatmania IIDX INFINITAS 2024
presets/infinitas_2024_cache.json: beatmania IIDX INFINITAS 2024 (cache)
presets/eac/nost.json: NOSTALGIA
presets/eac/popn.json: pop'n music Lively
presets/eac/sdvx.json: SOUND VOLTEX EXCEED GEAR

littlecxm/extdrm

extdrm

Usage

Presets

Arcade

コナステ/Konasute: