What Campaigns Like Grandoreiro Teach Us About Threat Detection
The recent Grandoreiro campaign detected by the WatchGuard Threat Lab team is a clear example of how today’s threats combine different techniques to make detection more difficult and operate more discreetly. In this case, the attack begins with a phishing email designed to persuade the user to click a link. From there, the victim is taken through several redirects and eventually downloads a compressed file from well-known services such as Dropbox or MediaFire.