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HighSigmaHQSwachchhanda Shrawan Poudel (Nextron Systems)

Curl File Upload To File Sharing Websites

Detects usage of curl to upload files to known file sharing domains, which may indicate data exfiltration.

Detection logic

Detection requirements

Platform
ESXiLinuxmacOSWindows

The rule states no platform. This is derived from the ATT&CK technique it maps to.

Log source product
windows
Log source category
process_creation

Known benign triggers

  • Legitimate file uploads to these services by administrators or developers

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