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feat(rules): New LSASS process clone creation via reflection rule #486

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Merged
merged 1 commit into from
Apr 13, 2025

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What is the purpose of this PR / why it is needed?

Identifies the creation of an LSASS clone process via RtlCreateProcessReflection API function. Adversaries can use this technique to dump credentials material from the LSASS fork and evade defenses.

What type of change does this PR introduce?


Uncomment one or more /kind <> lines:

/kind feature (non-breaking change which adds functionality)

/kind bug-fix (non-breaking change which fixes an issue)

/kind refactor (non-breaking change that restructures the code, while not changing the original functionality)

/kind breaking (fix or feature that would cause existing functionality to not work as expected

/kind cleanup

/kind improvement

/kind design

/kind documentation

/kind other (change that doesn't pertain to any of the above categories)

Any specific area of the project related to this PR?


Uncomment one or more /area <> lines:

/area instrumentation

/area telemetry

/area rule-engine

/area filters

/area yara

/area event

/area captures

/area alertsenders

/area outputs

/area rules

/area filaments

/area config

/area cli

/area tests

/area ci

/area build

/area docs

/area deps

/area other

Special notes for the reviewer


Does this PR introduce a user-facing change?


Identifies the creation of an LSASS clone process via RtlCreateProcessReflection API function. Adversaries can use this technique to dump credentials material from the LSASS fork and evade defenses.
@rabbitstack rabbitstack added the rules Anything related to detection rules label Apr 8, 2025
@rabbitstack rabbitstack changed the title feat(rules): LSASS process clone creation via reflection feat(rules): New LSASS process clone creation via reflection rule Apr 8, 2025
@rabbitstack rabbitstack merged commit a72f48f into master Apr 13, 2025
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@rabbitstack rabbitstack deleted the lsass-process-clone-creation-via-reflection branch April 13, 2025 21:58
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