Suspicious Ukraine-Themed LNK Lure Files Dropped (via file_event)

PremiumReviewedSigma · High · v1
Product
windows
Category
file_event
Author
HuntRule
Published
2026-05-16
Updated
2026-08-28

ATT&CK techniques

Initial Access → Lateral Movement
  1. Recon

  2. Resource Dev

  3. Persistence

  4. Priv Esc

  5. Defense Evasion

  6. Cred Access

  7. Discovery

  8. Collection

  9. C2

  10. Exfiltration

  11. Impact

What it detects

This rule detects creation of shortcut lure files with region and messaging themed names used by the STEADY#URSA campaign for removable-media replication and social engineering against Ukrainian military targets.

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Suspicious Ukraine-Themed LNK Lure Files Dropped (via file_event)
Pivot detection · T1204.001 · 9 related

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