Decrypt IPA from AppStore

Requires iproxy and frida-ios-dump. File will be generated in current directory with *.ipa extension. See download IPA on macOS note on how to download and prepare IPA if you don’t have a jailbroken iPhone device. It might be possible to downgrade apps from AppStore without jailbroken device using Charles Proxy.

# => Start iproxy
$ iproxy 2222 22

# => Lists App from iOS processes
$ cd ~/util/re/ios/frida-ios-dump
$ python dump.py -l

PID Name Identifier
---
- App Name Here xxx.xxxxxx.xxxxxx.xx

# => Dump App from iOS device
$ ./dump.py xxx.xxxxxx.xxxxxx.xx
...

macOS

A utility foulplay might be used on macOS to decrypt a FairPlay encrypted binaries.