Nigeria, Feb. 9 -- Arsink is a Remote Access Trojan (RAT) designed to covertly monitor infected smartphones. Once installed, it allows attackers to read messages, access call logs, record audio, extract files, and intercept authentication codes used by banking and messaging applications.

According to mobile security firm Zimperium, Arsink has already infected more than 45,000 Android devices across 143 countries, with the highest concentration of cases reported in India, Indonesia, and Egypt.

"Arsink is particularly dangerous because it blends into trusted Android services and avoids detection by conventional security tools," Zimperium researchers said in a statement released in early February 2026.

Google confirmed that Arsink is not...