Jonhnathan
b4c84e8a40
* Update Tags * Bump updated date separately to be easy to revert if needed * Update resource_development_ml_linux_anomalous_compiler_activity.toml * Apply changes from the discussion * Update persistence_init_d_file_creation.toml * Update defense_evasion_timestomp_sysmon.toml * Update defense_evasion_application_removed_from_blocklist_in_google_workspace.toml * Update missing Tactic tags * Update unit tests to match new tags * Add missing IG tags * Delete okta_threat_detected_by_okta_threatinsight.toml * Update command_and_control_google_drive_malicious_file_download.toml * Update persistence_rc_script_creation.toml * Mass bump * Update persistence_shell_activity_by_web_server.toml * . --------- Co-authored-by: Mika Ayenson <Mika.ayenson@elastic.co> Co-authored-by: Mika Ayenson <Mikaayenson@users.noreply.github.com>
56 lines
1.9 KiB
TOML
56 lines
1.9 KiB
TOML
[metadata]
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creation_date = "2020/09/23"
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integration = ["gcp"]
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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 = "2023/06/22"
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[rule]
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author = ["Elastic"]
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description = """
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Identifies the creation of a topic in Google Cloud Platform (GCP). In GCP, the publisher-subscriber relationship
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(Pub/Sub) is an asynchronous messaging service that decouples event-producing and event-processing services. A topic is
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used to forward messages from publishers to subscribers.
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"""
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false_positives = [
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"""
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Topic creations may be done by a system or network administrator. Verify whether the user email, resource name,
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and/or hostname should be making changes in your environment. Topic creations by unfamiliar users or hosts should be
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investigated. If known behavior is causing false positives, it can be exempted from the rule.
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""",
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]
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index = ["filebeat-*", "logs-gcp*"]
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language = "kuery"
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license = "Elastic License v2"
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name = "GCP Pub/Sub Topic Creation"
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note = """## Setup
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The GCP Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule."""
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references = ["https://cloud.google.com/pubsub/docs/admin"]
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risk_score = 21
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rule_id = "a10d3d9d-0f65-48f1-8b25-af175e2594f5"
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severity = "low"
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tags = ["Domain: Cloud", "Data Source: GCP", "Data Source: Google Cloud Platform", "Use Case: Log Auditing", "Tactic: Collection"]
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timestamp_override = "event.ingested"
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type = "query"
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query = '''
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event.dataset:gcp.audit and event.action:google.pubsub.v*.Publisher.CreateTopic and event.outcome:success
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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 = "T1530"
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name = "Data from Cloud Storage"
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reference = "https://attack.mitre.org/techniques/T1530/"
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[rule.threat.tactic]
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id = "TA0009"
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name = "Collection"
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reference = "https://attack.mitre.org/tactics/TA0009/"
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