how could it be though? a malware written for windows isn't the same as one written for linux, even if it got out to your computer it shouldn't be able to do really anything since it can't orient itself around an operating system it wasn't written for
i got a bootleg version of vans slip-on (aka vans asher) and in less than a year they've got destroyed already, it looks like the sole is about to come off the shoes themselves
the Soulseek client actually gets updated, it's that the updates are not published on the homepage but on the forum
https://groups.google.com/g/soulseek-discussion/c/E69FDwm1puw/m/FGOazKBoAAAJ