Lockbit is not Russia but from Netherlands. A civil engineering firm I dealt in Maine with got locked during the pandemic and had to wipe the computers, much data lost.
This isn't necessarily the truth, the group claims this on their website, but it could also be a tactic to create confusion."
It is commercial software, not state sponsored hack. Now they are making enemies with the treasury settlement system, I bet they become high priority target of cyber crimes. Could happen to other banks.