A powerful piece of surveillance malware, known as “Casper,” has recently been discovered by the Canadian security researchers that once again point fingers at the French government. Casper surveillance malware was especially hosted on a hacked Syrian Government’s Ministry of Justice website to infect its targets by exploiting two Flash Player zero-day vulnerabilities that were not known publicly at that time. Once infected, Casper malware gather all the “intelligence information” about the target computer and sends them back to the control center without ever revealing its presence.
Source: https://thehackernews.com/2015/03/casper-surveillance-malware-france.html