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Request for single resource on domain

This will look for connections to a domain where only a single file is requested, this is unusual as most modern web applications require additional recources. This type of activity is often assocaited with malware…

Description

This will look for connections to a domain where only a single file is requested, this is unusual as most modern web applications require additional recources. This type of activity is often assocaited with malware beaconing or tracking URL's delivered in emails. Developed for Zscaler but applicable to any outbound web logging.

Detection logic

Detection requirements

Platform
ESXiLinuxmacOSNetwork DevicesWindows

The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.

Log source product
cefama
Log source service
commonsecuritylog

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