discovery_ml_linux_system_information_discovery.toml

[metadata]
creation_date = "2020/09/03"
maturity = "production"
updated_date = "2022/08/24"
min_stack_comments = "New fields added: required_fields, related_integrations, setup"
min_stack_version = "8.3.0"

[rule]
anomaly_threshold = 75
author = ["Elastic"]
description = """
Looks for commands related to system information discovery from an unusual user context. This can be due to uncommon
troubleshooting activity or due to a compromised account. A compromised account may be used to engage in system
information discovery in order to gather detailed information about system configuration and software versions. This may
be a precursor to selection of a persistence mechanism or a method of privilege elevation.
"""
false_positives = [
    """
    Uncommon user command activity can be due to an engineer logging onto a server instance in order to perform manual
    troubleshooting or reconfiguration.
    """,
]
from = "now-45m"
interval = "15m"
license = "Elastic License v2"
machine_learning_job_id = ["v3_linux_system_information_discovery"]
name = "Unusual Linux System Information Discovery Activity"
risk_score = 21
rule_id = "d4af3a06-1e0a-48ec-b96a-faf2309fae46"
severity = "low"
tags = ["Elastic", "Host", "Linux", "Threat Detection", "ML"]
type = "machine_learning"
[[rule.threat]]
framework = "MITRE ATT&CK"
[[rule.threat.technique]]
id = "T1082"
name = "System Information Discovery"
reference = "https://attack.mitre.org/techniques/T1082/"


[rule.threat.tactic]
id = "TA0007"
name = "Discovery"
reference = "https://attack.mitre.org/tactics/TA0007/"