That does not sound like an intruder "attempt" by any means.
They got hacked, and they got hacked bad if they're rebuilding databases and overhauling entire enterprise-class systems over there.
Transparent my ass. They're deep in the gutter, 3-days and counting no fix, engineers are probably working 24 hours a day and the entire site is still down. This isn't a small time breach folks. They had to go public considering it will probably be down for a few more days...