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Tuning runbook for EC2 Download User Data #1522

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Feb 13, 2025
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Tuning runbook for EC2 Download User Data #1522

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3 changes: 3 additions & 0 deletions rules/aws_cloudtrail_rules/aws_ec2_download_instance_user_data.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,9 @@ Runbook: >
An entity has accessed the user data scripts of multiple EC2 instances. This is
often an attempt to find unsecured credentials. Ensure the EC2 instances accessed
do not have any sensitive information stored in the user data.

Cloud security scanning tools may trigger false positives. Add an exclude filter for
the scanning tool's service account to prevent false positives.
SummaryAttributes:
- userAgent
- sourceIpAddress
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