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Added detection testing service results inWmic Group Discovery
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@@ -6,26 +6,33 @@ author: Michael Haag, Splunk
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type: Hunting
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datamodel:
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- Endpoint
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description: 'The follow hunting analytic identifies the use of `wmic.exe` enumerating local groups on the endpoint. \
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description: 'The follow hunting analytic identifies the use of `wmic.exe` enumerating
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local groups on the endpoint. \
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Typically, by itself, is not malicious but may raise suspicion based on time of
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day, endpoint and username. \
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Typically, by itself, is not malicious but may raise suspicion based on time of day, endpoint and username. \
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During triage, review parallel processes and identify any further suspicious behavior.'
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search: '| tstats `security_content_summariesonly` count min(_time) as firstTime max(_time)
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as lastTime from datamodel=Endpoint.Processes where Processes.process_name=wmic.exe
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(Processes.process="*group get name*") by Processes.dest
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Processes.user Processes.parent_process_name Processes.process_name Processes.process Processes.original_file_name
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Processes.process_id Processes.parent_process_id | `drop_dm_object_name(Processes)`
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| `security_content_ctime(firstTime)`| `security_content_ctime(lastTime)` | `wmic_group_discovery_filter`'
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how_to_implement: To successfully implement this search you need to be ingesting information on process that include the name of the process responsible for the changes from your endpoints into the `Endpoint` datamodel in the `Processes` node. In addition, confirm the latest CIM App 4.20 or higher is installed and the latest TA for the endpoint product.
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(Processes.process="*group get name*") by Processes.dest Processes.user Processes.parent_process_name
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Processes.process_name Processes.process Processes.original_file_name Processes.process_id
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Processes.parent_process_id | `drop_dm_object_name(Processes)` | `security_content_ctime(firstTime)`|
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`security_content_ctime(lastTime)` | `wmic_group_discovery_filter`'
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how_to_implement: To successfully implement this search you need to be ingesting information
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on process that include the name of the process responsible for the changes from
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your endpoints into the `Endpoint` datamodel in the `Processes` node. In addition,
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confirm the latest CIM App 4.20 or higher is installed and the latest TA for the
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endpoint product.
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known_false_positives: False positives may be present. Tune as needed.
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references:
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- https://attack.mitre.org/techniques/T1069/001/
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- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1069.001/T1069.001.md
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- https://attack.mitre.org/techniques/T1069/001/
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- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1069.001/T1069.001.md
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tags:
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analytic_story:
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- Active Directory Discovery
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dataset: []
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dataset:
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- https://media.githubusercontent.com/media/splunk/attack_data/master/datasets/attack_techniques/T1069.001/atomic_red_team/windows-sysmon.log
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kill_chain_phases:
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- Reconnaissance
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mitre_attack_id:
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@@ -38,11 +45,11 @@ tags:
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- _time
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- Processes.dest
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- Processes.user
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- Processes.parent_process_name #parent process name
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- Processes.parent_process #parent cmdline
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- Processes.parent_process_name
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- Processes.parent_process
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- Processes.original_file_name
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- Processes.process_name #process name
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- Processes.process #process cmdline
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- Processes.process_name
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- Processes.process
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- Processes.process_id
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- Processes.parent_process_path
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- Processes.process_path
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@@ -64,4 +71,5 @@ tags:
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- name: user
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type: User
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role:
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- Victim
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- Victim
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automated_detection_testing: passed
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