Files
sigma-rules/rules/cross-platform
Samirbous 116f48ccda [New] Elastic Defend Alert from Package Manager Install Ancestry (#5905)
* [New] Elastic Defend Alert from Package Manager Install Ancestry

Detects Elastic Defend alerts (behavior, malicious file, memory signature, shellcode) where the alerted process has a package-manager install context in its ancestry: npm (Node.js), PyPI (pip / Python / uv), or Rust (cargo). Install-time spawn chains are a common path for supply-chain and postinstall abuse; this Higher-Order rule surfaces Defend alerts
whose process tree includes such activity for prioritization.

* Update initial_access_elastic_defend_alert_package_manager_ancestor.toml

* Update rules/cross-platform/initial_access_elastic_defend_alert_package_manager_ancestor.toml

Co-authored-by: Eric Forte <119343520+eric-forte-elastic@users.noreply.github.com>

* Update rules/cross-platform/initial_access_elastic_defend_alert_package_manager_ancestor.toml

Co-authored-by: Eric Forte <119343520+eric-forte-elastic@users.noreply.github.com>

* Update initial_access_elastic_defend_alert_package_manager_ancestor.toml

---------

Co-authored-by: Eric Forte <119343520+eric-forte-elastic@users.noreply.github.com>
2026-03-31 23:33:46 +01:00
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