Sigma rule: Account Enumeration on AWS

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-edd5b66e9dba, updated 2023-03-24T00:00:00.000Z.

Rule

Title
Account Enumeration on AWS
Status
unsupported
Level
low
Author
toffeebr33k
Date
2020/11/21
Modified
2023/03/24
File
unsupported/cloud/aws_enum_listing.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects enumeration of accounts configuration via api call to list different instances and services within a short period of time.

Log source

product
aws
service
cloudtrail

Detection

selection_eventname:
    eventName: list*
timeframe: 10m
condition: selection_eventname | count() > 50

False positives (as the rule lists them)

  • AWS Config or other configuration scanning activities

Tags

  • attack.discovery
  • attack.t1592

MITRE ATT&CK ids this rule names

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/unsupported/cloud/aws_enum_listing.yml

Sources and licences

  • SigmaHQ

    "Account Enumeration on AWS" by toffeebr33k (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/unsupported/cloud/aws_enum_listing.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: Account Enumeration on AWS",
entity page, dataset version ref-edd5b66e9dba, updated 2023-03-24T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/e9c14b23-47e2-4a8b-8a63-d36618e33d70 (accessed 2026-11-03).
Underlying source: SigmaHQ rule e9c14b23-47e2-4a8b-8a63-d36618e33d70, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.