
.. largest!?
Do not insult the NSA.
US authorities have arrested the alleged administrator of what FBI director Christopher Wray has described as "likely the world's largest botnet ever," comprising 19 million compromised Windows machines used by its operators to reap millions of dollars over the last decade. "Working with our international partners, the FBI …
Wray alleged the 911 S5 Botnet infected computers in nearly 200 countries ... Tor node operators volunteer (my guess is that a significant number are voluntarily operated by civic minded law enforcement helping to keep the ball rolling, and that's probably why 911 S5's customers weren't using free Tor), but 911 S5's node operators were hijacked. So that's a difference.
No, it's nothing like that. It's a paid VPN, which presumably actually functioned like a VPN, not Tor, because all the VPN endpoints were controlled by the same organization. The malware giving them access to the victim's computers has no parallel in Tor. It was what the article described it as: a botnet attached to a VPN program.