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HighSigmaHQFlorian Roth (Nextron Systems) +1

Network Communication Initiated To File Sharing Domains From Process Located In Suspicious Folder

Detects executables located in potentially suspicious directories initiating network connections towards file sharing domains.

Detection logic

Detection requirements

Platform
ESXiLinuxmacOSNetwork DevicesWindows

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

Log source product
windows
Log source category
network_connection

Known benign triggers

  • Some installers located in the temp directory might communicate with the Github domains in order to download additional software. Baseline these cases or move the github domain to a lower level hunting rule.

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