Splunk® Security Content

Release Notes

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This documentation does not apply to the most recent version of Splunk® Security Content. For documentation on the most recent version, go to the latest release.
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What's new

Enterprise Security Content Updates v3.36.0 was released on March 16, 2022. It includes the following enhancements.

New analytic story

  • Hermetic Wiper
  • Living Off The Land
  • Data Destruction
  • Network Discovery
  • Active Directory Kerberos Attacks

New analytics

  • Windows Modify Show Compress Color And Info Tip Registry
  • AWS Lambda UpdateFunctionCode
  • Windows Disable Memory Crash Dump
  • Windows File Without Extension In Critical Folder
  • Windows Raw Access To Disk Volume Partition
  • Windows Event For Service Disabled
  • Windows Excessive Disabled Services Event
  • Windows Process With NamedPipe CommandLine
  • Windows Raw Access To Master Boot Record Drive
  • Windows Service Creation Using Registry Entry
  • Windows WMI Process Call Create
  • Windows Diskshadow Proxy Execution
  • Linux DD File Overwrite
  • Linux System Network Discovery
  • Kerberoasting spn request with RC4 encryption
  • Mimikatz PassTheTicket CommandLine Parameters
  • Rubeus Command Line Parameters
  • Rubeus Kerberos Ticket Exports Through Winlogon Access
  • Unusual Number of Kerberos Service Tickets Requested
  • Disabled Kerberos Pre-Authentication Discovery With PowerView
  • Disabled Kerberos Pre-Authentication Discovery With Get-ADUser
  • Kerberos Pre-Authentication Flag Disabled in UserAccountControl
  • Kerberos Pre-Authentication Flag Disabled with PowerShell

Updated analytics

  • Excessive number of distinct processes created in Windows Temp folder
  • O365 Excessive Authentication Failures Alert (thanks to @schwedenmut)
  • Excessive number of distinct processes created in Windows Temp folder (Issue #1526)
  • Scheduled Task Deleted Or Created via
  • Windows High File Deletion Frequency
  • Linux At Application Execution

Other updates

  • Updated lookups/ransomware_extensions.csv
  • Updated functions in several playbooks and added a new type field in the ymls
  • Updated detection testing CI job to report failure when the testing fails
  • Updated the Application Baseline that we use for CI/CD in Github Actions for detection-testing
Last modified on 16 March, 2022
What's in Splunk Security Content

This documentation applies to the following versions of Splunk® Security Content: 3.36.0

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