On March 23, 2023, users using 3CX app started discussing about a false positive detection by their Antivirus of 3CX app on their systems. Cybersecurity researchers at Sophos found malicious activity on their own customer’s systems from 3CX Desktop App. By March 29 2023. 3CX is a Voice Over Internet Protocol (VOIP) IPBX software development company and its 3CX phone systems are used by more than 6,00,000 companies and over 12 million users worldwide. The companies that use 3CX software include American Express, BMW, Mercedes. Benz, Coca-Cola, McDonalds, Honda, Toyota, IKEA etc. 3CX software app works on Window, Linux, MacOS X etc. If the reports from Sophos and CrowdStrike are to be believed, the attackers are targeting Windows and MacOS targets of 3CX customers.
As researchers dug deep, they detected…