well yea, there are literally thousands of DDOSes coming from China per minute, more than usual. It's a DDOS and a hack
You're wrong, and it's clear you don't understand what a DDoS is or what hacking involves.
There was a DDoS on both Origin and Steam servers this morning. That attack ended a while ago, and during Valve's attempted repairs they've screwed up something with the cache service.
Origin, on the other hand, has returned to normal operation.