Suspicious TCC AppleEvents Reset via tccutil

PremiumReviewedSigma · Medium · v1
Product
macos
Category
process_creation
Author
HuntRule
Published
2026-09-09
Updated
2026-09-09

ATT&CK techniques

  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Execution

  5. Persistence

  6. Priv Esc

  7. Defense Evasion

  8. Cred Access

  9. Discovery

  10. Lateral Movement

  11. Collection

  12. C2

  13. Exfiltration

  14. Impact

What it detects

This rule detects tccutil resetting AppleEvents privacy permissions, an automation abuse step performed by the Banshee macOS stealer. Clearing these permissions lets the malware re prompt and gain scripting control over other applications. Detecting it exposes the stealer manipulating privacy controls.

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Malicious TCC AppleEvents Reset via Tccutil
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Malicious ESXi Firewall Disable via esxcli (via process_creation)
Malicious ESXi Syslog Redirection to tmp via esxcli
Suspicious Windows Defender Exclusion Enumeration via reg query (via process_creation)
Malicious Windows Defender Exclusion Added via PowerShell (via process_creation)
Malicious BYOVD EDR Kill via Renamed GMER Driver by Agonizing Serpens
Suspicious TCC AppleEvents Reset via tccutil
Pivot detection · T1685 · 9 related

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