Antivirus testing firm AV-TEST has discovered more than 130 samples of malware that were specifically developed to exploit the Spectre and Meltdown CPU vulnerabilities. The first JavaScript PoC codes for web browsers like IE, Chrome or Firefox have been found in the firm’s database. Experts fear that we could soon start observing attacks in the wild. Several groups of experts are working on a malware that could trigger Intel flaws, most of them are re-engineering the available PoC code to exploit Intel flaws. The number of malware samples related to the Intel vulnerabilities reached pi119 by January 23.”]
Source: http://securityaffairs.co/wordpress/68483/malware/spectre-meltdown-malware.html