The group was able to draw on training its members had received from the international medical charity Medicins Sans Frontieres.

CNN: Volunteer medics risk their lives to treat Tahrir injured

Members of the Brussels-based group are believed to have received terrorist training in other countries besides Pakistan.

CNN: Recruits reveal al Qaeda's sprawling web

The group said it has had numerous inquiries from members with clients who have received requests for software files.

WSJ: Small Businesses Fight IRS Over Data

At a press conference in Fukuoka, Japan, aid group officials said they had received a call from one of their members saying that Ito's body had been found and that he had been shot.

CNN: Japanese aid worker in Afghanistan found dead