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, such as credential harvesting, keylogging, file manipulation, clipboard monitoring, and network tunneling. "QLNX targets developers and DevOps credentials across the software supply chain," Trend Micro researchers Aliakbar Zahravi and Ahmed Mohamed Ibrahim said in a technical analysis of the malware. "Its credential harvester extracts secrets from high-value files such as .npmrc (npm tokens), .pypirc (PyPI credentials), .git-credentials, .aws/credentials, .kube/config, .docker/config.json, .vault-token, Terraform credentials, GitHub CLI tokens, and .env files. The compromise of these…