A number of major drug cartels would be at least on the Fortune 1000 if they were publicly traded corporations. They have management structures, accountants, IT and security professionals, logistics, HR practices, and so on...
If you want a really wacky use of scrum, try The Rhesus Chart [0] by Charles Stross, in which (mild spoiler) ...
a bunch of newly transformed vampires use scrum to quickly figure out how to acquire lots of fresh human blood without alerting the authorities by a trail of suspicious murders.
[0] https://en.wikipedia.org/wiki/The_Laundry_Files#The_Rhesus_C...
Edit: link: https://www.bloomberg.com/news/articles/2019-03-27/fifty-wom...