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* [Rule Tuning][Deprecation] AWS Root Console Login Rules Deprecate - AWS Root Login Without MFA - Starting deprecation process for this rule. While root login without MFA should certainly be investigated, this rule overlaps with the broader AWS Successful Root Console login rule. Between the 2, the broader rule should remain since all succesful Root console login events should be investigated. Part of the investigation can include determining if MFA was or was not enabled. Tuning - AWS Management Console Root Login No major rule changes needed, telemetry is low as expected for this rule - reduced execution window - updated investigation guide - adjusted tags - added highlighted fields - added Mitre subtechnique Tuning - AWS Management Console Brute Force of Root User Identity No major rule changes needed, telemetry is low as expected for this rule - reduced execution window - updated investigation guide - adjusted tags - added highlighted field (the only one available for threshold rule is the threshold field) * adding AWS Sign-In tag adding AWS Sign-In tag
rules/
Rules within this folder are organized by solution or platform. The structure is flattened out, because nested file hierarchies are hard to navigate and find what you're looking for. Each directory contains several .toml files, and the primary ATT&CK tactic is included in the file name when it's relevant (i.e. windows/execution_via_compiled_html_file.toml)
| folder | description |
|---|---|
. |
Root directory where rules are stored |
apm/ |
Rules that use Application Performance Monitoring (APM) data sources |
cross-platform/ |
Rules that apply to multiple platforms, such as Windows and Linux |
integrations/ |
Rules organized by Fleet integration |
linux/ |
Rules for Linux or other Unix based operating systems |
macos/ |
Rules for macOS |
ml/ |
Rules that use machine learning jobs (ML) |
network/ |
Rules that use network data sources |
promotions/ |
Rules that promote external alerts into detection engine alerts |
windows/ |
Rules for the Microsoft Windows Operating System |
Integration specific rules are stored in the integrations/ directory:
| folder | integration |
|---|---|
aws/ |
Amazon Web Services (AWS) |
azure/ |
Microsoft Azure |
cyberarkpas/ |
Cyber Ark Privileged Access Security |
endpoint/ |
Elastic Endpoint Security |
gcp/ |
Google Cloud Platform (GCP) |
google_workspace/ |
Google Workspace (formerly GSuite) |
o365/ |
Microsoft Office |
okta/ |
Oka |