It seems que, SEA acceded to the facebook.com domain in the control panel MarkMonitor registration, and with this attack took control of the Facebook domain.
The SEA begin to have control on Wednesday, February 5th, but today February 6th Facebook gained control of the domain again. SEA published evidence of its takeover by images but did not take long until the Reuters Announced the recovery of control by MarkMonitor.
"Reuters is an international news agency headquartered in Canary Wharf, London, United Kingdom and a division of Thomson Reuters."
"MarkMonitor Inc. is an American software company founded in 1999. It develops software intended to protect corporate brands from Internet counterfeiting, fraud, piracy and cybersquatting".