Social networks are great sources of information for cyber criminals and a great way to enter the potential victims’ circle of trust.
During Social Engineer Capture the Flag contest, one of the most prominent and popular annual events at DEF CON 21, a pool of 10 men and 10 women, from diverse backgrounds and experience levels, tested their social engineering abilities against 10 of the biggest global corporations, including Apple, Boeing, Exxon, General Dynamics and General Electric.
WhatsApp is one of the most popular instant-messaging services out there, and its huge user base (over 300 million active users) makes Whatsapp-themed spam a great way to infect a large number of computers.
Social engineering has for a while now been cyber attackers' best bet to enter systems and compromise accounts when actual hacking doesn't work, or when they simply don't want to waste much time getting in.
A pretty convincing email phishing campaign is targeting one of the largest user bases out there - those who use Microsoft's Windows OS - by taking advantage of the recent problems that the company has been having with updates.