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sigma-rules/rules/integrations/endpoint/elastic_endpoint_security.toml
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2024-05-23 00:45:10 +05:30

79 lines
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TOML

[metadata]
creation_date = "2020/07/08"
integration = ["endpoint"]
maturity = "production"
promotion = true
updated_date = "2024/05/21"
[rule]
author = ["Elastic"]
description = """
Generates a detection alert each time an Elastic Endpoint Security alert is received. Enabling this rule allows you to
immediately begin investigating your Endpoint alerts.
"""
enabled = true
from = "now-10m"
index = ["logs-endpoint.alerts-*"]
language = "kuery"
license = "Elastic License v2"
max_signals = 10000
name = "Endpoint Security"
risk_score = 47
rule_id = "9a1a2dae-0b5f-4c3d-8305-a268d404c306"
rule_name_override = "message"
setup = """## Setup
This rule is configured to generate more **Max alerts per run** than the default 1000 alerts per run set for all rules. This is to ensure that it captures as many alerts as possible.
**IMPORTANT:** The rule's **Max alerts per run** setting can be superseded by the `xpack.alerting.rules.run.alerts.max` Kibana config setting, which determines the maximum alerts generated by _any_ rule in the Kibana alerting framework. For example, if `xpack.alerting.rules.run.alerts.max` is set to 1000, this rule will still generate no more than 1000 alerts even if its own **Max alerts per run** is set higher.
To make sure this rule can generate as many alerts as it's configured in its own **Max alerts per run** setting, increase the `xpack.alerting.rules.run.alerts.max` system setting accordingly.
**NOTE:** Changing `xpack.alerting.rules.run.alerts.max` is not possible in Serverless projects."""
severity = "medium"
tags = ["Data Source: Elastic Defend"]
timestamp_override = "event.ingested"
type = "query"
query = '''
event.kind:alert and event.module:(endpoint and not endgame)
'''
[[rule.exceptions_list]]
id = "endpoint_list"
list_id = "endpoint_list"
namespace_type = "agnostic"
type = "endpoint"
[[rule.risk_score_mapping]]
field = "event.risk_score"
operator = "equals"
value = ""
[[rule.severity_mapping]]
field = "event.severity"
operator = "equals"
severity = "low"
value = "21"
[[rule.severity_mapping]]
field = "event.severity"
operator = "equals"
severity = "medium"
value = "47"
[[rule.severity_mapping]]
field = "event.severity"
operator = "equals"
severity = "high"
value = "73"
[[rule.severity_mapping]]
field = "event.severity"
operator = "equals"
severity = "critical"
value = "99"