http://www.slate.com/articles/news_and_politics/foreigners/2015/08/how_to_undermine_isis_with_one_simple_trick_target_the_jihadist_recruiters.html

Last month, it was reported that a group of teenage girls in Chechnya catfished their ISIS recruiters. The girls tricked their jihadist suitors into sending them money online on the false premise that they planned to use the funds to move to Syria to marry ISIS fighters. However, once these “jihadist brides” received the money, they shut down their online profiles, only to reappear a short time later to scam another ISIS recruiter out of his ill-gotten cash.