CHILLYHELL macOS Backdoor and ZynorRAT RAT Threaten macOS, Windows, and Linux Systems
CHILLYHELL macOS Backdoor and ZynorRAT RAT Threaten macOS, Windows, and Linux Systems
10 September 2025
Cybersecurity researchers have discovered two new malware families, including a modular Apple macOS backdoor called CHILLYHELL and a Go-based remote access trojan (RAT) named ZynorRAT that can target both Windows and Linux systems.
According to an analysis from Jamf Threat Labs, ChillyHell is written in C++ and is developed for Intel architectures.
CHILLYHELL is the name assigned to a malware