In 2026, the landscape of spyware and adware has evolved from simple browser hijackers into sophisticated, multi-platform tools that often blend legitimate system features with malicious intent. These threats range from "mercenary" software used by governments to aggressive, AI-powered ad-delivery systems. 1. Pegasus (NSO Group)
is one of the most common "commodity" infostealers, designed to harvest form submissions and browser credentials. It is prized by attackers for its stealth and its ability to feed large-scale credential-resale markets on the dark web. 8. PhoneSpy The Top 10 Spyware and Adware Threats
Disguised as legitimate mobile applications, targets Android users outside of the official Google Play Store. Once installed, it allows remote control of the device and can exfiltrate sensitive personal data, including photos and location history. 9. AsyncRAT Top 10 Malware Q1 2025 - CIS Center for Internet Security In 2026, the landscape of spyware and adware
Sold primarily to law enforcement and intelligence agencies, is a sophisticated surveillance suite that works across Windows, macOS, and mobile platforms. It can turn on microphones for real-time recording and transmit images without the user's knowledge. 6. Kimwolf Botnet Pegasus (NSO Group) is one of the most