Ransomware gangs are exploiting Microsoft Teams' default settings to launch sophisticated phishing attacks. These attacks involve email bombing to overwhelm victims, followed by impersonation of IT support via Teams to gain remote access. Attackers use this access to install malware, such as RPivot and Black Basta ransomware. The article emphasizes the importance of restricting external Teams communication, enhancing user awareness, and deploying advanced security tools to mitigate this threat. Finally, it highlights the potential involvement of the FIN7 cybercrime group. ... Read More