The group of hackers are partly based in Israel, according to one source within Anonymous, who also believes they used relatively simple hacking methods to gain access to the Syrian mail servers.
The hacker Sabu has previously been tied to both LulzSec and an Anonymous operation that spilled 71, 000 emails from the security firm HBGary Federal, including a proposal that offered methods for cyberattacks and misinformation campaigns attacking WikiLeaks and its supporters as well as grassroots opponents of the U.S. Chamber of Commerce.