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MalwareMay 11, 2026

⚡ Weekly Recap: Linux Rootkit, macOS Crypto Stealer, WebSocket Skimmers and More

Weekly security recap covers Linux RAT, macOS stealer, WebSocket skimmers, and active exploitation of Ivanti and Palo

This weekly recap highlights multiple active threats including Quasar Linux RAT (QLNX), a modular Linux malware with P2P mesh networking and rootkit capabilities designed for supply chain and cloud breaches; PCPJack replacing TeamPCP for credential theft; active exploitation of CVE-2026-6973 in Ivanti EPMM and zero-day CVE-2026-0300 in Palo Alto Networks PAN-OS affecting thousands of exposed hosts. The recap emphasizes recurring patterns of supply chain poisoning, cloud misconfigurations, and exploitation of years-old vulnerabilities.

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Indicators of Compromise

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  • cve — CVE-2026-6973
  • cve — CVE-2026-0300
  • malware — Quasar Linux RAT (QLNX)
  • malware — PCPJack

Entities

Ivanti (vendor)Palo Alto Networks (vendor)Ivanti Endpoint Manager Mobile (EPMM) (product)PAN-OS (product)TeamPCP (threat_actor)Linux (technology)