Back-porting Version Trimming (#3681)
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@@ -2,15 +2,13 @@
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creation_date = "2022/05/06"
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integration = ["endpoint"]
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maturity = "production"
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min_stack_comments = "New fields added: required_fields, related_integrations, setup"
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min_stack_version = "8.3.0"
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updated_date = "2023/11/02"
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updated_date = "2024/05/21"
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[rule]
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author = ["Elastic"]
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description = """
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Identifies the abuse of a Linux binary to break out of a restricted shell or environment by spawning an interactive
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system shell. The activity of spawning a shell from a binary is not common behavior for a user or system administrator,
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Identifies the abuse of a Linux binary to break out of a restricted shell or environment by spawning an interactive
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system shell. The activity of spawning a shell from a binary is not common behavior for a user or system administrator,
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and may indicate an attempt to evade detection, increase capabilities or enhance the stability of an adversary.
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"""
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from = "now-9m"
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@@ -127,9 +125,17 @@ Session View uses process data collected by the Elastic Defend integration, but
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For more information about the additional fields collected when this setting is enabled and the usage of Session View for Analysis refer to the [helper guide](https://www.elastic.co/guide/en/security/current/session-view.html).
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"""
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severity = "medium"
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tags = ["Domain: Endpoint", "OS: Linux", "Use Case: Threat Detection", "Tactic: Execution", "Data Source: Elastic Endgame", "Data Source: Elastic Defend"]
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tags = [
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"Domain: Endpoint",
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"OS: Linux",
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"Use Case: Threat Detection",
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"Tactic: Execution",
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"Data Source: Elastic Endgame",
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"Data Source: Elastic Defend",
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]
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timestamp_override = "event.ingested"
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type = "eql"
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query = '''
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process where host.os.type == "linux" and event.type == "start" and
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(
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@@ -184,20 +190,22 @@ process where host.os.type == "linux" and event.type == "start" and
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)
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'''
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[[rule.threat]]
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framework = "MITRE ATT&CK"
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[[rule.threat.technique]]
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id = "T1059"
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name = "Command and Scripting Interpreter"
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reference = "https://attack.mitre.org/techniques/T1059/"
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[[rule.threat.technique.subtechnique]]
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id = "T1059.004"
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name = "Unix Shell"
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reference = "https://attack.mitre.org/techniques/T1059/004/"
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[rule.threat.tactic]
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id = "TA0002"
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name = "Execution"
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reference = "https://attack.mitre.org/tactics/TA0002/"
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