Suspicious AWS API Call from TruffleHog Credential Scanner User Agent

PremiumReviewedSigma · Medium · v1
Product
aws
Service
cloudtrail
Author
HuntRule
Published
2026-10-23
Updated
2026-10-23

ATT&CK techniques

Initial Access → Cred Access
  1. Recon

  2. Resource Dev

  3. Execution

  4. Discovery

  5. Lateral Movement

  6. Collection

  7. C2

  8. Exfiltration

  9. Impact

What it detects

This rule detects AWS CloudTrail activity carrying a TruffleHog user agent which indicates that a compromised or unauthorized IAM identity is being used to enumerate and validate secrets against the environment. Adversaries run TruffleHog with stolen credentials to confirm access and discover further secrets. Detecting this user agent surfaces credential reconnaissance in the cloud control plane.

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Pivot detection · T1078.004 · 9 related

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