The prosecution is saying it's a rootkit. So either they found a rootkit, or the prosecution just though tit was a sufficiently tech-ish enough word to build a

The prosecution is saying it's a rootkit. So either they found a rootkit, or the prosecution just though tit was a sufficiently tech-ish enough word to build a case around while hoping nobody would call them on the lack of evidence for one (the latter would not surprise me).