Suspicious TOLLBOOTH Webshell URI Access

PremiumReviewedSigma · Medium · v1
Category
webserver
Author
HuntRule
Published
2026-09-19
Updated
2026-09-19

ATT&CK techniques

Initial Access → Persistence
  1. Recon

  2. Resource Dev

  3. Execution

  4. Priv Esc

  5. Defense Evasion

  6. Cred Access

  7. Discovery

  8. Lateral Movement

  9. Collection

  10. C2

  11. Exfiltration

  12. Impact

What it detects

This rule detects HTTP requests to the /mywebdll endpoint exposed by the TOLLBOOTH IIS webshell. The operator authenticates to this path to issue commands through the malicious native module, making requests to this fixed URI a reliable compromise indicator.

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Suspicious TOLLBOOTH Webshell URI Access
Pivot detection · T1190 · 9 related

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