Frequency
3
occurrences
First Seen
November 6, 2025
Last Seen
April 20, 2026
Related Threat Clusters
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Microsoft Teams Exploited for Helpdesk Impersonation Attacks
Cyber attackers are increasingly using Microsoft Teams to impersonate IT helpdesk staff, employing social engineering tactics to gain remote access to enterprise systems. This method, known as 'cross-tenant helpdesk…
51 articles · Updated April 20, 2026 -
Gootloader Malware Resurfaces, Compromises Domain Controllers
Gootloader malware, known for delivering ransomware, has re-emerged after reduced activity, with Huntress reporting three infections since October 27, 2025. Two of these incidents resulted in hands-on-keyboard…
2 articles · Updated November 7, 2025 -
Gootloader Malware Resurfaces, Compromises Domain Controllers
Gootloader malware has re-emerged after a period of reduced activity, with Huntress reporting three infections since October 27, 2025. Two of these incidents resulted in hands-on-keyboard intrusions, leading to domain…
4 articles · Updated November 7, 2025
Recent Intelligence Reports
- Microsoft: Teams increasingly abused in helpdesk impersonation attacks — Bleepingcomputer · April 20, 2026
- Gootloader malware back for the attack, serves up ransomware — Theregister · November 7, 2025
- Gootloader malware back for the attack, serves up ransomware — Theregister · November 6, 2025