Do we know yet which group of PCs these belong to? Some faction of "rebels" or the "snake"?
I tried tracing back a little ways, and all I can confirm so far is that all three of those addresses are connected via the same source. I tried searching to see of those addresses popped up on one of the lists but saw nothing. I will try to go back a bit further and see if there is a link to other addresses or one of the major source addresses that would tie them to a particular entity.