Nope, they target anyone and everyone big. True, there are some DoD names on that list... but Nasdaq, Google, Yahoo, and Adobe are most decidedly not DoD companies.
>These hackers primarily steal from DoD companies right?
They target anyone that has proprietary information that they can use to make money. I'm sure there are plenty of DoD targets, but these are outnumbered by private companies with no ties to the goverment.
"the greatest transfer of wealth in American history"
...I'm pretty sure that award goes to the enjoyable human beings in the banking and foreclosures industries, followed only possibly by health insurance companies.