Ya, that's exactly my thought. I had Penitum 1 and Pentium 3/4 during those years. Pretty sure they are 686 and beyond.

Wow, I remember watching this when I was a kid. Thanks for posting this.

liblzma is the problem. sshd is just the first thing they found that it is attacking. liblzma is used by firefox and many other critical packages.

Relevant:

I also prefer the simpler explanation.

https://www.jamesshore.com/v2/blog/2006/dependency-injection-demystified