Virus targets social networks in new fraud twist

In the world of cyber fraud, a fake fan on Instagram can be worth five times more than a stolen credit card number.

As social media has become increasingly influential in shaping reputations, hackers have used their computer skills to create and sell false endorsements – such as “likes” and “followers” – that purport to come from users of Facebook, its photo-sharing app Instagram, Twitter, Google’s YouTube, LinkedIn and other popular websites.