elastic / detection-rules

https://www.elastic.co/guide/en/security/current/detection-engine-overview.html
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[New Rule] DNF Package Manager Plugin File Creation #3822

Closed Aegrah closed 3 months ago

Aegrah commented 3 months ago

Summary

Detects file creation events in the plugin directories for the Yum package manager. In Linux, DNF (Dandified YUM) is a command-line utility used for handling packages on Fedora-based systems, providing functions for installing, updating, upgrading, and removing software along with managing package repositories. Attackers can backdoor DNF to gain persistence by injecting malicious code into plugins that DNF runs, thereby ensuring continued unauthorized access or control each time DNF is used for package management.

Detection

Last year only TPs in my stack, 0 hits in telemetry last 90d:

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