Suspicious Child Process Spawned by WmiPrvSe

PremiumReviewedSigma · Medium · v1
Product
windows
Category
process_creation
Author
HuntRule
Published
2026-07-01
Updated
2026-08-28

ATT&CK techniques

Execution
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Persistence

  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 the WMI provider host WmiPrvSe.exe spawning command interpreters or scripting engines. This process tree is characteristic of remote WMI execution abuse for code execution and lateral movement. Shell processes parented to WmiPrvSe should be reviewed for unauthorized activity.

Related detections9 linkedT1047 — drag to rearrange
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Suspicious System Reconnaissance via WMI Command-Line Queries (via process_creation)
Malicious Impacket WMIexec Process Execution (via process_creation)
Suspicious Child Process Spawned by WMI Provider Host (via process_creation)
Malicious WMI Spwaning PowerShell Process - WMImplant (via process_creation)
In-Memory Ramnit Process Injection Target Spawned by WmiPrvSE in drIBAN Fraud Operation (via process_creation)
Suspicious WMIC Execution from Anomalous Parent Process (via process_creation)
Suspicious WMIC Remote Process Creation Installing MSI via Command Line
Malicious MSI Installation from Remote WebDAV Share via process_creation
Suspicious Child Process Spawned by WmiPrvSe
Pivot detection · T1047 · 9 related

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