defense_evasion_enable_inbound_rdp_with_netsh.toml

[metadata]
creation_date = "2020/10/13"
maturity = "production"
updated_date = "2021/09/23"

[rule]
author = ["Elastic"]
description = """
Identifies use of the network shell utility (netsh.exe) to enable inbound Remote Desktop Protocol (RDP) connections in
the Windows Firewall.
"""
from = "now-9m"
index = ["winlogbeat-*", "logs-endpoint.events.*", "logs-windows.*"]
language = "eql"
license = "Elastic License v2"
name = "Remote Desktop Enabled in Windows Firewall"
risk_score = 47
rule_id = "074464f9-f30d-4029-8c03-0ed237fffec7"
severity = "medium"
tags = ["Elastic", "Host", "Windows", "Threat Detection", "Defense Evasion"]
timestamp_override = "event.ingested"
type = "eql"

query = '''
process where event.type in ("start", "process_started") and
 (process.name : "netsh.exe" or process.pe.original_file_name == "netsh.exe") and
 process.args : ("localport=3389", "RemoteDesktop", "group=\"remote desktop\"") and
 process.args : ("action=allow", "enable=Yes", "enable")
'''


[[rule.threat]]
framework = "MITRE ATT&CK"
[[rule.threat.technique]]
id = "T1562"
name = "Impair Defenses"
reference = "https://attack.mitre.org/techniques/T1562/"
[[rule.threat.technique.subtechnique]]
id = "T1562.004"
reference = "https://attack.mitre.org/techniques/T1562/004/"
name = "Disable or Modify System Firewall"


[rule.threat.tactic]
id = "TA0005"
name = "Defense Evasion"
reference = "https://attack.mitre.org/tactics/TA0005/"