A U.S. university student used the program in 2013 to take nude photos of girls and women through the webcams of their computers. One of the victims was Miss Teen USA Cassidy Wolf.
Jared James Abrahams, 20, pleaded guilty to extortion and computer hacking and was sentenced to 18 months in prison in March.
The latest busts came a few days after the FBI said it would get more aggressive in chasing down cybercriminals. Robert Anderson, executive assistant director of the FBI's cybercrime unit, also said the agency expected to make multiple arrests over the next several weeks, Reuters reported.
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