ra1nstorm

Tethered downgrade 64-bit iDevices vulnerable to checkm8

Since the purpose of this tool is to tethered downgrade a device, after restoring please use one of the tools listed below to tethered boot it:

• Ramiel
• PyBoot
• ra1nsn0w

Usage

usage: ra1nstorm iPSW [-u]

ra1nstorm - Tethered downgrade 64-bit iDevices vulnerable to checkm8

positional arguments:
  iPSW          iPSW file used for restoring

optional arguments:
  -h, --help    show this help message and exit
  -u, --update  Keep data while restoring IPSW (Untested)

Supported version

All iOS versions from iOS 11 - iOS 14 are supported NOTE: Due to SEP limitation, you can only restore to an iOS version which its SEP firmware is still being signed

Success

Requirements

• A computer running macOS
• 3 gigabytes free space on the computer
• 64-bit iDevice (vulnerable to checkm8)
• Binaries:

1. futurerestore
2. img4tool
3. img4 (img4lib)
4. kairos
5. irecovery (irecovery version must be >= 1.0.1)
6. Kernel64Patcher
7. asr64_patcher
8. tsschecker

After downloading the binaries above, you have to move them to PATH (e.g. /usr/local/bin)

• Python3
• Install ra1nstorm requirements: pip3 install -r requirements.txt

Issue

Feel free to open an issue if you need support/report a bug

Credits

Special thanks to m1stadev for wikiproxy and buildmanifest parser (ipsw.py and manifest.py files of ra1nstorm are copied from Inferius)