"The town of Steubenville has been good at keeping this quiet and their star football team protected," an Anonymous member wearing the group's trademark Guy Fawkes mask says in a video posted to the group's LocalLeaks website.
The organization, he says, will not allow "a group of young men who turn to rape as a game or sport get the pass because of athletic ability or small-town luck."
The attorney for the girl's family told CNN that the girl is in counseling and is "doing as well as one can expect."
"She's trying to go about her life right now, which is difficult because of all the media attention," Fitzsimmons said. "It's as if she's just flown into this barnstorm. She'll make it through."
Speaking on CNN's "AC360," he said: "I think we lose sight; this is a 16-year-old girl. She's a high school kid, basically."