Isai
cfb4f1a013
* [New Rules] UEBA GItHub BBRs and Rules
A new set of BBRs and rules that will be used to trigger new UEBA GitHub threshold Rules.
* Update rules/integrations/github/impact_github_member_removed_from_organization.toml
* Apply suggestions from code review
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
* edited BBR rules
-removed newly added member rule
* updated integration manifests and schemas
* Updated min_stack for some rules based on newest GitHub integration schema manifest
* testing min_stack bump to 8.8 for new fields
* removing offending rule to troubleshoot seperately
* added UEBA tags and created UEBA threshold rule
* updated non-ecs-schema to add signal.rule.tags
* updated non-ecs-schema with kibana.alert.workflow_status
* updated rule.threat.tactic
* added user.name to non-ecs-schema
* added quotes to kibana.alert.workflow_status value
* removed trailing space from rule name
* update tags and optimize query for UEBA threshold rule
* removed integration field from Higher-Order rule
* Apply suggestions from code review
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>
* adjusted new_terms order and rule types based on review feedback
* Apply suggestions from code review
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
* remove user.name from detection_rules/etc/non-ecs-schema.json
* fix json formatting
---------
Co-authored-by: Ruben Groenewoud <78494512+Aegrah@users.noreply.github.com>
Co-authored-by: Colson Wilhoit <48036388+DefSecSentinel@users.noreply.github.com>
Co-authored-by: Terrance DeJesus <99630311+terrancedejesus@users.noreply.github.com>
Co-authored-by: Justin Ibarra <16747370+brokensound77@users.noreply.github.com>
Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
(cherry picked from commit 442435830f)
53 lines
1.5 KiB
TOML
53 lines
1.5 KiB
TOML
[metadata]
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creation_date = "2023/09/11"
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integration = ["github"]
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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 = "2023/12/14"
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[rule]
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author = ["Elastic"]
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description = """
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Detects when a new member is added to a GitHub organization as an owner.
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This role provides admin level privileges. Any new owner roles should be investigated to determine it's validity.
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Unauthorized owner roles could indicate compromise within your organization and provide unlimited access to data and settings.
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"""
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from = "now-9m"
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index = ["logs-github.audit-*"]
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language = "eql"
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license = "Elastic License v2"
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name = "New GitHub Owner Added"
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risk_score = 47
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rule_id = "24401eca-ad0b-4ff9-9431-487a8e183af9"
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severity = "medium"
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tags = ["Domain: Cloud",
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"Use Case: Threat Detection",
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"Use Case: UEBA",
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"Tactic: Persistence",
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"Data Source: Github"
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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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iam where event.dataset == "github.audit" and event.action == "org.add_member" and github.permission == "admin"
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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 = "T1136"
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name = "Create Account"
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reference = "https://attack.mitre.org/techniques/T1136/"
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[[rule.threat.technique.subtechnique]]
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id = "T1136.003"
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name = "Cloud Account"
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reference = "https://attack.mitre.org/techniques/T1136/003/"
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[rule.threat.tactic]
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id = "TA0003"
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name = "Persistence"
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reference = "https://attack.mitre.org/tactics/TA0003/"
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