[New Rule] AWS Route 53 Domain Transfer Lock Disabled (#1197)

rules/aws/persistence_route_53_domain_transfer_lock_disabled.toml

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+[metadata]
+creation_date = "2021/05/10"
+maturity = "production"
+updated_date = "2021/05/10"
+
+[rule]
+author = ["Elastic", "Austin Songer"]
+description = """
+Identifies when a transfer lock was removed from a Route 53 domain. It is recommended to refrain from performing this
+action unless intending to transfer the domain to a different registrar.
+"""
+false_positives = [
+    """
+    A domain transfer lock may be disabled by a system or network administrator. Verify whether the user identity, user
+    agent, and/or hostname should be making changes in your environment. Activity from unfamiliar users or hosts should
+    be investigated. If known behavior is causing false positives, it can be exempted from the rule.
+    """,
+]
+from = "now-60m"
+index = ["filebeat-*", "logs-aws*"]
+interval = "10m"
+language = "kuery"
+license = "Elastic License v2"
+name = "AWS Route 53 Domain Transfer Lock Disabled"
+note = """## Config
+
+The AWS Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule."""
+references = [
+    "https://docs.aws.amazon.com/Route53/latest/APIReference/API_Operations_Amazon_Route_53.html",
+    "https://docs.aws.amazon.com/Route53/latest/APIReference/API_domains_DisableDomainTransferLock.html",
+]
+risk_score = 21
+rule_id = "12051077-0124-4394-9522-8f4f4db1d674"
+severity = "low"
+tags = ["Elastic", "Cloud", "AWS", "Continuous Monitoring", "SecOps", "Asset Visibility"]
+timestamp_override = "event.ingested"
+type = "query"
+
+query = '''
+event.dataset:aws.cloudtrail and event.provider:route53.amazonaws.com and event.action:DisableDomainTransferLock and event.outcome:success
+'''
+
+
+[[rule.threat]]
+framework = "MITRE ATT&CK"
+[[rule.threat.technique]]
+id = "T1098"
+name = "Account Manipulation"
+reference = "https://attack.mitre.org/techniques/T1098/"
+
+
+[rule.threat.tactic]
+id = "TA0003"
+name = "Persistence"
+reference = "https://attack.mitre.org/tactics/TA0003/"
+[[rule.threat]]
+framework = "MITRE ATT&CK"
+
+[rule.threat.tactic]
+id = "TA0006"
+name = "Credential Access"
+reference = "https://attack.mitre.org/tactics/TA0006/"
+