Microsoft s Azure cloud services have become an attractive option for cybercriminals to store malicious content. From phishing templates to malware and command and control services, it seems that crooks have found a new place for them. Security researchers JayTHL and MalwareHunterTeam found malware on Azure and reported it to Microsoft on May 12. In one case there were about 200 websites showing tech-support scams that were hosted on the platform. Another article, published this week, informs of Azure being used to host a phishing template for Office 365.
Source: https://www.bleepingcomputer.com/news/security/microsoft-azure-being-used-to-host-malware-and-c2-servers/