A few weeks ago, I spoke at Black Hat Europe 2016 on Pocket-Sized Badness: Why Ransomware Comes as a Plot Twist in the Cat-Mouse Game. While watching mobile ransomware from April 2015 to April 2016, I noticed a big spike in the number of Android ransomware samples. During that year, the number of Android ransomware increased by 140%. In certain areas, mobile ransomware accounts for up to 22 percent of mobile malware overall! (These numbers were obtained from the Trend Micro Mobile App Reputation Service.) One trend noticed during this time is that it closely mirrors the path paved by traditional ransomware: like other ransomware types, mobile ransomware is constantly evolving and growing.
Post from: Trendlabs Security Intelligence Blog – by Trend Micro
Mobile Ransomware: Pocket-Sized Badness