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HighSigmaHQFlorian Roth (Nextron Systems) +2

NetNTLM Downgrade Attack - Registry

Detects NetNTLM downgrade attack

Detection logic

Detection requirements

Platform
ContainersESXiIaaSLinuxmacOSNetwork DevicesWindows

The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.

Log source product
windows
Log source category
registry_event

Known benign triggers

  • Services or tools that set the values to more restrictive values

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