China-linked APT41 used Google Calendar as C2 to control its TOUGHPROGRESS malware

Google says China-linked group APT41 controlled malware via Google Calendar to target governments through a hacked site. Google warns that China-linked APT41 used TOUGHPROGRESS malware with Google Calendar as C2, targeting various government entities via a compromised website. <securityaffairs.com/178424/apt/china-linked-apt41-used-google-calendar-as-c2-to-control-its-toughprogress-malware.html