five wives of u.s. military personnel received death threats from a hacker group calling itself "cybercaliphate", claiming to be an islamic state affiliate, on february 10, 2015. this was later discovered to have been a false flag attack by fancy bear, when the victims' email addresses were found to have been in the fancy bear phishing target list. russian social media trolls have also been known to hype and rumor monger the threat of potential islamic state terror attacks on u.s. soil in order to sow fear and political tension.