参考：
先安装upx
nmzddeiMac:~ nmzd$ sudo /Applications/upx -d /Users/dadadadada/Desktop/CORE\ Keygen.app/Contents/MacOS/CORE\ Keygen
Password:
Ultimate Packer for eXecutables
Copyright (C) 1996 - 2020
UPX 3.96 Markus Oberhumer, Laszlo Molnar & John Reiser Jan 23rd 2020
File size Ratio Format Name
-------------------- ------ ----------- -----------
90292 <- 52896 58.58% macho/amd64 CORE Keygen
Unpacked 1 file.
