Malware in Lisp? Now you're just being cruel (theregister.com)

I remember a couple of (grayhat? oops, colored hats have "social history" and are verboten to speak of, like the "master" branch in git[0]) security researchers who developed a Scheme runtime and VM for malware payloads called Wasp. The skeevy 2000s adware company Direct Revenue also used TinyScheme.

[0] https://www.aswf.io/blog/inclusive-language/