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Ransomware Gangs Target Companies via Microsoft Teams Attacks

1/22/2025

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Summary

Story summary

Ransomware gangs like Black Basta and potentially FIN7 are ramping up their attacks, employing email bombing and impersonating tech support on Microsoft Teams to infiltrate organizations. Sophos has documented over 15 incidents in just three months, revealing vulnerabilities in default Teams settings. Experts urge companies to tighten external communication and boost employee training to thwart these dangerous tactics.

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Story summary

Ransomware gangs like Black Basta and potentially FIN7 are ramping up their attacks, employing email bombing and impersonating tech support on Microsoft Teams to infiltrate organizations. Sophos has documented over 15 incidents in just three months, revealing vulnerabilities in default Teams settings. Experts urge companies to tighten external communication and boost employee training to thwart these dangerous tactics.