Frequency
1
occurrences
First Seen
December 9, 2025
Last Seen
December 9, 2025
Related Threat Clusters
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Phishing Campaign Exploits Mimecast Links to Target SharePoint Users
Threat actors have exploited Mimecast's secure-link rewriting feature to send over 40,000 phishing emails that impersonate SharePoint and DocuSign. These emails, which included Microsoft branding and fake display names,…
2 articles · Updated December 11, 2025
Recent Intelligence Reports
- 40000 Phishing Emails Disguised as SharePoint and and e-Signing Services — Blog.Checkpoint · December 9, 2025