Suspicious AWS SSO Account Role Enumeration via ListAccountRoles (via cloudtrail)

PremiumReviewedSigma · Low · v1
Product
aws
Service
cloudtrail
Author
HuntRule
Published
2026-08-16
Updated
2026-08-28

ATT&CK techniques

Defense Evasion → Lateral Movement
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Execution

  5. Persistence

  6. Priv Esc

  7. Cred Access

  8. Discovery

  9. Collection

  10. C2

  11. Exfiltration

  12. Impact

What it detects

This rule detects the AWS SSO ListAccountRoles call, the reconnaissance step Red Canary noted adversaries performing after obtaining a cached SSO access token to enumerate assignable roles. A burst of ListAccountRoles from an unfamiliar source can indicate an actor mapping available roles before assuming credentials.

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Suspicious AWS SSO Account Role Enumeration via ListAccountRoles (via cloudtrail)
Pivot detection · T1550.001 · 9 related

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.