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Added detection testing service results inDetect regsvcs with no Command Line Arguments
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@@ -11,9 +11,9 @@ description: The following analytic identifies regsvcs.exe with no command line
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how_to_implement: To successfully implement this search, you need to be ingesting
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logs with the process name, parent process, and command-line executions from your
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endpoints. If you are using Sysmon, you must have at least version 6.0.4 of the
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Sysmon TA.
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Sysmon TA.
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type: batch
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datamodel: []
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datamodel: []
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references:
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- https://attack.mitre.org/techniques/T1218/009/
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- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1218.009/T1218.009.md
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@@ -24,7 +24,9 @@ search: '`sysmon` EventID=1 (process_name=regsvcs.exe OR OriginalFileName=RegSvc
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max(_time) as lastTime by dest, User, ParentImage,ParentCommandLine, process_name,
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OriginalFileName, process_path, CommandLine | rename Computer as dest | `security_content_ctime(firstTime)`
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| `security_content_ctime(lastTime)` | `detect_regsvcs_with_no_command_line_arguments_filter`'
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known_false_positives: Although unlikely, limited instances of regsvcs.exe may cause a false positive. Filter based endpoint usage, command line arguments, or process lineage.
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known_false_positives: Although unlikely, limited instances of regsvcs.exe may cause
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a false positive. Filter based endpoint usage, command line arguments, or process
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lineage.
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tags:
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analytic_story:
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- Suspicious Regasm Regsvcs Activity
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@@ -45,3 +47,4 @@ tags:
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asset_type: Endpoint
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dataset:
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- https://media.githubusercontent.com/media/splunk/attack_data/master/datasets/attack_techniques/T1218.009/atomic_red_team/windows-sysmon.log
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automated_detection_testing: passed
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