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@@ -6,15 +6,13 @@ author: Teoderick Contreras, Splunk
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type: Anomaly
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datamodel:
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- Endpoint
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description: This analytic looks for restarted or re-enable services in linux platform.
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This technique can be executed or performed using systemctl or service tool application.
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Adversaries may create or modify Windows services to repeatedly execute malicious
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payloads as part of persistence. When Windows boots up, it starts programs or applications
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called services that perform background system functions. Administrator may also
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create a legitimated service for a specific tool or normal application as part of
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task or automation, in this scenario it is suggested to look for the service path
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of the actual script or executable that register as service and who created the
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service for further verification.
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description: This analytic looks for restarted or re-enable services in the linux platform.
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This technique can be executed or performed using systemctl or service tool application.
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Adversaries may create or modify Linux services to repeatedly execute malicious payloads as part of persistence.
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When the linux host boots up, it starts programs or applications called services that perform background system functions.
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Administrator may also create a legitimated service for a specific tool or normal application as part of task or automation,
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in this scenario it is suggested to look for the service path of the actual script or executable that registered as service
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and who created the service for further verification.
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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 IN ("systemctl",
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"service") OR Processes.process IN ("*systemctl *", "*service *")) Processes.process
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@@ -11,7 +11,7 @@ description: This analytic is developed to detect suspicious executable or scrip
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even red teamers to replicate or spread in possible removable drives. Back then, WORM malware was popular
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for this technique where it would drop a copy of itself in the root drive to be able to spread or to have
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a lateral movement in other network machines. Nowadays, Ransomware like CHAOS ransomware also use this
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technique to spread its malicious code in possible removable drives. Thi TTP detection can be a good
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technique to spread its malicious code in possible removable drives. This TTP detection can be a good
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indicator that a process might create a persistence technique or lateral movement of a targeted machine.
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We suggest checking the process name that creates this event, the file created, user type, and the reason
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why that executable or scripts are dropped in the root drive.
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