Suspicious Rogue WordPress REST Route morning/v1 (via webserver)

PremiumReviewedSigma · High · v1
Category
webserver
Author
HuntRule
Published
2026-08-04
Updated
2026-08-28

ATT&CK techniques

Persistence
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Execution

  5. Priv Esc

  6. Defense Evasion

  7. Cred Access

  8. Discovery

  9. Lateral Movement

  10. Collection

  11. C2

  12. Exfiltration

  13. Impact

What it detects

This rule detects requests to a rogue REST route morning/v1 registered by the wp2shell web shell to execute commands via a base64 parameter passed to passthru. Access to this attacker-defined route indicates an active web shell on the WordPress host. The specific route name is characteristic of this implant.

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Suspicious Rogue WordPress REST Route morning/v1 (via webserver)
Pivot detection · T1505.003 · 9 related

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