They've just named some names. These people might be associated with that "institute", but they're just as likely to be custodians or secretaries as hackers.
You didn't read the previous GRU indictments very closely. They got actual surveillance footage of individuals in the building.
On the "surveillance footage", were they mopping and sweeping? I wonder whether such "footage" constitutes prima facie evidence for an indictment going the opposite direction...
I remember your user name, you popped up in another thread about US/China, talked baseless anti-US conspiracies then left. Is there a reason you spend time out of your day to do this?