Ransomware Was the Leading Mobile Malware in 2015

In 2015, mobile ransomware became the predominant form of malware affecting mobile devices. This shift marked a significant change in the mobile threat landscape, which was becoming increasingly active.

The study conducted by Blue Coat Systems highlighted the dramatic growth of mobile ransomware during the year, indicating a rising trend in cyber threats targeting mobile users.

As mobile devices continued to gain popularity, the vulnerabilities associated with them also expanded, leading to a surge in ransomware attacks aimed at exploiting these weaknesses.

Updates

Update at 11:28 UTC on 2026-07-23

Steel In The Air reported Mobile ransomware was the most popular form of mobile malware in 2015 as the mobile threat landscape became more active, according to a study from Blue Coat Systems. During the year the world of mobile ransomware grew dramatically, with adv.

Sources: Steel In The Air