splunk-security_content/docs/_playbooks/internal_host_ssh_log4j_investigate.md

title, last_modified_at, toc, toc_label, tags

title	last_modified_at	toc	toc_label	tags
Internal Host SSH Log4j Investigate	2021-12-14	true		Investigation Splunk SOAR SSH

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Description

Investigate an internal unix host using SSH. This pushes a bash script to the endpoint and runs it, collecting information specific to the December 2021 log4j vulnerability disclosure. This includes the java version installed on the host, any running java processes, and the results of a scan for the affected JndiLookup.class file or log4j .jar files.

• Type: Investigation
• Product: Splunk SOAR
• Apps: SSH
• Last Updated: 2021-12-14
• Author: Philip Royer, Splunk
• ID: 49b2b88c-8e22-48a6-8808-ace1efcb194b

Associated Detections

How To Implement

The ssh asset requires sudo access to scan the whole file system.

Playbooks

Required field

Reference

• https://github.com/Neo23x0/Fenrir/blob/master/fenrir.sh

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