Suspicious Scheduled Task Creation for WSPrint Persistence by UAT-9244

PremiumReviewedSigma · Medium · v1
Category
process_creation
Author
HuntRule
Published
2026-09-11
Updated
2026-09-11

ATT&CK techniques

Execution → Priv Esc
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Defense Evasion

  5. Cred Access

  6. Discovery

  7. Lateral Movement

  8. Collection

  9. C2

  10. Exfiltration

  11. Impact

What it detects

This rule detects creation of a scheduled task that runs at system startup, matching the WSPrint persistence used by UAT-9244. The actor registers a task to relaunch a side-loaded implant on boot under a printing service name. Startup scheduled tasks provide durable persistence across reboots.

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Suspicious Scheduled Task Creation for WSPrint Persistence by UAT-9244
Pivot detection · T1053.005 · 9 related

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