Surge in Mobile Malware and Banking Trojan Threats in 2025

Threat intelligence reports from multiple security vendors highlight a significant escalation in mobile malware activity and the evolution of attack strategies targeting mobile devices in 2025. Kaspersky's Q3 2025 statistics reveal that over 47 million attacks involving malware, adware, or unwanted mobile software were prevented, with trojans being the most prevalent threat. The Zscaler Threatlabz report, corroborated by Zimperium's research, documents a 67% year-over-year increase in Android malware and a 50% rise in trojan deployments, with 18% of sampled mobile devices found to be infected. These reports emphasize the growing adoption of a mobile-first attack strategy by threat actors, exploiting the expanded enterprise attack surface as remote and hybrid workforces rely more heavily on mobile devices.

A notable trend is the persistence and evolution of mobile banking malware. Zimperium's analysis details the emergence of the Android/BankBot-YNRK trojan, which masquerades as legitimate apps, abuses accessibility services, and automates fraudulent transactions, reinforcing the risk to mobile banking users. The convergence of phishing techniques—such as smishing, vishing, and quishing—under the term "Mishing" further illustrates the sophistication of mobile-targeted social engineering. Collectively, these findings underscore the urgent need for organizations to strengthen mobile security controls and user awareness as mobile devices become a primary vector for credential theft, financial fraud, and enterprise compromise.