Chromeloader started life as an annoyance that would redirect browsers to pages of adverts – Microsoft and VMware are now warning that variants of web have moved on to infecting both Windows and macOS machines with malware, including ransomware:
ChromeLoader expands into ransomware on Windows and macOS • The Register
Yesterday I highlighted the use of .iso files as a method of distributing malware to victims. The Windows version of ChromeLoader is often distributed in an .iso for cracked games or applications – not legitimate software, yet!