This week I discovered a CyberChef operation I didn't know existed, but I'm quite familiar with the algorythm: "Microsoft Script Decoder" (it's been there at least since 2017).

JScript and VBScript scripts can be encoded, and are usually given the extensions .jse or .vbe respectively.

CyberChef can decode these scripts:

Didier Stevens
Senior handler
Microsoft MVP
blog.DidierStevens.com