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A Series of Unfortunate (RMM) Events

· Published 19/12/2025 18:30 · Modified 21/12/2025 23:06

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Essential information

Published
19/12/2025 18:30
Modified
21/12/2025 23:06
Tags
2025-12-19 goto resolve multiple rmm tools pdq persistence phishing rmm abuse screenconnect simplehelp social engineering
Related entities
2 techniques (mitre), 9 others

Description

Series of Unfortunate Events Summary: This analysis examines the increasing trend of threat actors abusing Remote Monitoring and Management (RMM) tools in their attacks. The report highlights a specific pattern where attackers use or to deploy secondary RMM tools like or . Multiple examples are provided, including a real estate company compromised through a email, an investment firm attacked via a malicious download, and a car dealer targeted through multiple RMM installations. The report also discusses various lures used by attackers, such as holiday-themed messages and fake bid transcripts. It emphasizes the importance of a managed Security Operations Center (SOC) in detecting and mitigating these threats, and provides recommendations for businesses to prevent .

External references