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LowSigmaHQ Christopher Peacock @securepeacock +1

Potential Bucket Enumeration on AWS

Looks for potential enumeration of AWS buckets via ListBuckets.

Detection logic

Detection requirements

Platform: IaaS
The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.
Log source product: aws
Log source service: cloudtrail

Known benign triggers

Administrators listing buckets, it may be necessary to filter out users who commonly conduct this activity.

References

Links the source published beside this detection. Reference is the link the source wrote, unmodified. Class is decided by this catalogue from the host and path, not stated by the source. Cited by counts published detections citing the same resource, including this one, and the sources beneath it count the repositories this catalogue ingests, which is not the same as independent research.
Reference	Class	Cited by
github.com/Lifka/hacking-resources/blob/c2ae355d381bd0c9f0b32c4ead049f44e5b1573f/cloud-hacking-cheat-sheets.md	Tool	Only this detection cites it
jamesonhacking.blogspot.com/2020/12/pivoting-to-private-aws-s3-buckets.html	Unclassified	Only this detection cites it
securitycafe.ro/2022/12/14/aws-enumeration-part-ii-practical-enumeration/	Unclassified	Only this detection cites it

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