Cavern C2 Uses DNS and Google Apps Script to Blend Into Legitimate Traffic
Cybersecurity researchers have traced the continued evolution of the Cavern (aka Cav3rn) command-and-control (C2) framework used by Iranian nation-state hackers...
commandandcontrol
Chaos Ransomware Uses msaRAT to Route C2 Traffic Through Headless Chrome and Edge
The Chaos ransomware group ran its command-and-control through the victim's own browser. Cisco Talos on Thursday detailed msaRAT, the Rust...
Technical Analysis of SnappyClient
IntroductionIn December 2025, Zscaler ThreatLabz identified a new command-and-control (C2) framework implant that we track as SnappyClient, which was delivered...
China-Linked Hackers Have Used the PeckBirdy JavaScript C2 Framework Since 2023
Ravie LakshmananJan 27, 2026Web Security / Malware Cybersecurity researchers have discovered a JScript-based command-and-control (C2) framework called PeckBirdy that has...
