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sigma-rules/rules
Isai cc5387d566 [New Rule][Deprecation] AWS EC2 Export Task Rules (#5248)
* [New Rule][Deprecation] AWS EC2 Export Tasks Rules

**AWS EC2 VM Export Failure**
Starting Deprecation process for this rule. I cannot see the value in alerting on a failed VM export attempt. This is rare behavior in general but failed attempts don't warrant an alert especially considering we have no coverage for an actual successful VM Export. This rule has had no alerts in telemetry, I've seen no hits in prod data either. VM exports have a very specific use-case, they can be used to create VM image files that can be downloaded and used to run a VM locally. Successful exports warrant an alert.

**AWS EC2 Export Task**
This new rule is meant to fill the previously mentioned gap regarding successful VM exports. But also includes other forms of EC2 export tasks.
`CreateImageExportTask`
`ExportImage`
`CreateStoreImageTask`

* adding highlighted fields

adding highlighted fields

* Update rules/integrations/aws/exfiltration_ec2_vm_export_failure.toml

* Update rules/integrations/aws/exfiltration_ec2_vm_export_failure.toml
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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