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discovery_system_network_connections.toml
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discovery_system_network_connections.toml
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[metadata]
creation_date = "2023/07/11"
integration = ["endpoint"]
maturity = "production"
min_stack_comments = "New fields added: required_fields, related_integrations, setup"
min_stack_version = "8.3.0"
updated_date = "2023/07/11"
[rule]
author = ["Elastic"]
building_block_type = "default"
description = "Adversaries may attempt to get a listing of network connections to or from a compromised system."
from = "now-119m"
interval = "60m"
index = ["logs-endpoint.events.*"]
language = "eql"
license = "Elastic License v2"
name = "System Network Connections Discovery"
risk_score = 21
rule_id = "e2dc8f8c-5f16-42fa-b49e-0eb8057f7444"
severity = "low"
tags = ["Domain: Endpoint", "OS: Linux", "OS: macOS", "Use Case: Threat Detection", "Tactic: Discovery", "Rule Type: BBR", "Data Source: Elastic Defend"]
timestamp_override = "event.ingested"
type = "eql"
query = '''
process where event.type == "start" and
process.name : ("netstat", "lsof", "who", "w")
'''
[[rule.threat]]
framework = "MITRE ATT&CK"
[[rule.threat.technique]]
id = "T1049"
name = "System Network Connections Discovery"
reference = "https://attack.mitre.org/techniques/T1049/"
[rule.threat.tactic]
id = "TA0007"
name = "Discovery"
reference = "https://attack.mitre.org/tactics/TA0007/"