Data Exfiltration to WebDAV Share via curl Upload

ATT&CK techniques

Exfiltration

Recon
Resource Dev
Initial Access
Execution
Persistence
Priv Esc
Defense Evasion
Cred Access
Discovery
Lateral Movement
Collection
C2
Exfiltration
- T1048Exfiltration Over Alternative Protocol
- T1567.002Exfiltration to Cloud Storage
Impact

What it detects

This rule detects curl uploading a file to a remote WebDAV endpoint using the upload flag. RedCurl uses this method to stage stolen data and logs to attacker controlled Nextcloud style cloud storage.

Reporting behind it

Related detections9 linkedT1567.002 — drag to rearrange

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Data Exfiltration to WebDAV Share via curl Upload

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.

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