Bad guys are always looking to abuse overlooked components of a system. On PCs, the Windows Script Host (WSH) was one such, often overlooked, component, but it’s becoming more popular.

WSH can execute scripts written in many programming languages. Out of the box, it does JScript and VBScript but other languages, such as Perl and Python, can also be installed. 

JScript is Microsoft’s version of JavaScript. Unlike the JavaScript that runs inside a web browser, JScript runs inside Windows and, compared to browser-based JavaScript, has additional, potentially dangerous, features.

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