Suspicious Data Exfiltration to Wasabi Cloud via rclone (via process_creation)

PremiumReviewedSigma · Medium · v1
Category
process_creation
Author
HuntRule
Published
2026-10-30
Updated
2026-10-30

ATT&CK techniques

Exfiltration
  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. Impact

What it detects

This rule detects rclone configured to transfer data to Wasabi object storage which was the exfiltration destination in this intrusion. Operators moved collected files to Wasabi before deploying The Gentlemen ransomware. Staging stolen data in third-party cloud storage supports double-extortion.

Related detections9 linkedT1567.002 — drag to rearrange
Suspicious Data Exfiltration via rclone Cloud Transfer (via process_creation)
Malicious Data Exfiltration to MEGA and FTP via rclone Multi-Threaded Copy (via process_creation)
Malicious Data Exfiltration to MEGA via Rclone
Malicious Silver Fox Stealer Exfiltration Using WhatsAppBackup User Agent
Suspicious Data Exfiltration to Azure Blob Storage via AzCopy (via process_creation)
Suspicious Data Exfiltration via Rclone Cloud Transfer (via process_creation)
Suspicious Data Exfiltration to Dropbox via curl (via process_creation)
Suspicious Lambda Function Creation Across Regions in AWS Extortion Operation
Malicious Data Exfiltration via Renamed Rclone Using Masqueraded Configuration
Suspicious Data Exfiltration to Wasabi Cloud via rclone (via process_creation)
Pivot detection · T1567.002 · 9 related

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