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low advisory

Detection of Unusual File Creation by Web Server Processes on Linux

This brief details a behavioral detection strategy for identifying potential web shell deployment and persistence mechanisms by monitoring anomalous file creation activities originating from common web server processes on Linux.

nginx +44 persistence web-shell linux behavioral-detection
1r 4t updated
medium threat

Suspicious Command Execution via Web Server on Linux

Identifies suspicious command executions via a web server on Linux systems, which may suggest a vulnerability and remote shell access.

Elastic Defend +43 persistence initial-access vulnerability linux
2r 3t