defense_evasion_iis_httplogging_disabled.toml

[metadata]
creation_date = "2020/04/14"
maturity = "production"
updated_date = "2021/09/23"

[rule]
author = ["Elastic"]
description = """
Identifies when Internet Information Services (IIS) HTTP Logging is disabled on a server. An attacker with IIS server
access via a webshell or other mechanism can disable HTTP Logging as an effective anti-forensics measure.
"""
from = "now-9m"
index = ["winlogbeat-*", "logs-endpoint.events.*", "logs-windows.*"]
language = "eql"
license = "Elastic License v2"
max_signals = 33
name = "IIS HTTP Logging Disabled"
risk_score = 73
rule_id = "ebf1adea-ccf2-4943-8b96-7ab11ca173a5"
severity = "high"
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 : "appcmd.exe" or process.pe.original_file_name == "appcmd.exe") and
  process.args : "/dontLog*:*True" and
  not process.parent.name : "iissetup.exe"
'''


[[rule.threat]]
framework = "MITRE ATT&CK"
[[rule.threat.technique]]
id = "T1562"
reference = "https://attack.mitre.org/techniques/T1562/"
name = "Impair Defenses"

  [[rule.threat.technique.subtechnique]]
  id = "T1562.002"
  name = "Disable Windows Event Logging"
  reference = "https://attack.mitre.org/techniques/T1562/002/"


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