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May 2026 Page 35

May 2026

Quasar Linux RAT Steals Developer Credentials for Software Supply Chain Compromise

Quasar Linux RAT Steals Developer Credentials for Software Supply Chain Compromise

Ravie LakshmananMay 08, 2026Linux / DevOps A previously undocumented Linux implant codenamed Quasar Linux RAT (QLNX) is targeting developers’ systems to establish a silent foothold as well as facilitate a broad range of post-compromise functionality,… 

New Linux PamDOORa Backdoor Uses PAM Modules to Steal SSH Credentials

New Linux PamDOORa Backdoor Uses PAM Modules to Steal SSH Credentials

Ravie LakshmananMay 08, 2026Malware / Threat Intelligence Cybersecurity researchers have disclosed details of a new Linux backdoor named PamDOORa that’s being advertised on the Rehub Russian cybercrime forum for $1,600 by a threat actor called…