- Published
- Source
- SANS Internet Storm Center
- Filed under
- Malware & exploits
Sometimes I have to smile, or my interest is triggered, when I review new User Agent Strings in the honeypot logs.
Keeping malware out
- Keep operating systems, browsers and plugins patched – most malware arrives through known holes.
- Block macros and scripts from the internet, and let only approved software run where you can.
- Watch endpoint alerts for new persistence: scheduled tasks, services and run keys.
More helpNCSC: mitigating malware and ransomware attacks (opens in a new tab)
Defender’s notebook
The attacker technique behind this story, in MITRE’s terms – and what to check in your own estate.
Active Scanning
ReconnaissanceWhat a defender checks
- Expect exploitation to follow mass scanning of a product you run.
- Close ports and services you don't need on the internet.
- Feed scanner addresses from threat intelligence into your alerting.
Build the skillBlue Team Analyst · Network & Firewall Monitoring
© 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation. MITRE ATT&CK and ATT&CK are registered trademarks of The MITRE Corporation.
MyCyberWay training
Blue Team Analyst · Vulnerability Management
You can't patch everything at once. Learn what to fix first.
In our Blue Team Analyst programme you run a vulnerability scan, prioritise the output with CVSS, EPSS and asset criticality, and track remediation to closure with the teams who own the fix.
- Read scanner output properly
- Prioritise with CVSS, EPSS and asset criticality
- Track remediation to closure
Headlines and short summaries only, except where a public body publishes under an open licence. Every story links to its publisher, who owns it. MyCyberWay does not edit or endorse third-party reporting.
