Researchers at cybersecurity firm Sophos are tracking multiple clusters of hacking activity leveraging Microsoft 365 instances, Microsoft Teams and email bombing tactics to deliver ransomware. In new research released Tuesday, the company said it had identified at least two distinct clusters of hacking activity using the tactics to infect targets between November and December 2024.…
Category: sophos
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US Sanctions Chinese Cybersecurity Firm for 2020 Ransomware Attack
Chinese cybersecurity firm Sichuan Silence has been sanctioned for exploiting a vulnerability in Sophos firewalls used at critical infrastructure organizations in the U.S.