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Tune bruteforce correlation and drop unreliable PTH rule #2192

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Tune bruteforce correlation and drop unreliable PTH rule #2192

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bd92b9e
fix(rules/windows): tighten bruteforce_attack correlation scope
JocLRojas Jun 9, 2026
927b020
fix(rules/windows): scope multi-failure-then-success rule by source
JocLRojas Jun 9, 2026
91ef1a0
chore(rules/windows): remove pass_the_hash_detection rule
JocLRojas Jun 9, 2026
c6c00da
fix(rules/windows): fix of the redundant field 'origin.host' that app…
JocLRojas Jun 9, 2026
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9 changes: 8 additions & 1 deletion rules/windows/bruteforce_attack.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -23,8 +23,15 @@ afterEvents:
- field: target.user.keyword
operator: filter_term
value: "{{.target.user}}"
within: now-5m
- field: origin.host.keyword
operator: filter_term
value: "{{.origin.host}}"
- field: origin.ip.keyword
operator: filter_term
value: "{{.origin.ip}}"
within: 5m
count: 10
deduplicateBy:
- origin.host
- target.user
- origin.ip
9 changes: 8 additions & 1 deletion rules/windows/bruteforce_multiple_logon_failure_followed_by_success.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -23,8 +23,15 @@ afterEvents:
- field: target.user.keyword
operator: filter_term
value: "{{.target.user}}"
within: now-5m
- field: origin.host.keyword
operator: filter_term
value: "{{.origin.host}}"
- field: origin.ip.keyword
operator: filter_term
value: "{{.origin.ip}}"
within: 5m
count: 10
deduplicateBy:
- origin.ip
- target.user
- origin.host
66 changes: 0 additions & 66 deletions rules/windows/pass_the_hash_detection.yml
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