[New Rule] Account Password Reset Remotely (#1571)
* [New Rule] Account Password Reset Remotely * Update non-ecs-schema.json * udpate ruleId * Update rules/windows/persistence_remote_password_reset.toml Co-authored-by: Jonhnathan <jonhnathancesar@gmail.com> * Update rules/windows/persistence_remote_password_reset.toml Co-authored-by: Jonhnathan <jonhnathancesar@gmail.com> * Update rules/windows/persistence_remote_password_reset.toml Co-authored-by: Jonhnathan <jonhnathancesar@gmail.com> * Update rules/windows/persistence_remote_password_reset.toml Co-authored-by: Jonhnathan <jonhnathancesar@gmail.com> * Update rules/windows/persistence_remote_password_reset.toml Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com> Co-authored-by: Jonhnathan <jonhnathancesar@gmail.com> Co-authored-by: Justin Ibarra <brokensound77@users.noreply.github.com>
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@@ -11,6 +11,12 @@
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"winlog.event_data.OriginalFileName": "keyword",
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"winlog.event_data.GrantedAccess": "keyword",
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"winlog.event_data.CallTrace": "keyword",
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"powershell.file.script_block_text": "text",
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"winlog.event_data.CallerProcessName": "keyword",
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"winlog.event_data.TargetSid": "keyword",
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"winlog.logon.type": "keyword",
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"winlog.event_data.TargetLogonId": "keyword",
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"winlog.event_data.SubjectLogonId": "keyword",
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"winlog.event_data.TargetImage": "keyword",
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"powershell.file.script_block_text": "text"
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},
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@@ -0,0 +1,53 @@
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[metadata]
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creation_date = "2021/10/18"
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maturity = "production"
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updated_date = "2021/10/18"
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[rule]
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author = ["Elastic"]
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description = """
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Identifies an attempt to reset an account password remotely. Adversaries may manipulate account passwords to maintain
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access or evade password duration policies and preserve compromised credentials.
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"""
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false_positives = ["Legitimate remote account administration."]
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from = "now-9m"
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index = ["winlogbeat-*", "logs-windows.*"]
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language = "eql"
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license = "Elastic License v2"
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name = "Account Password Reset Remotely"
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references = [
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"https://docs.microsoft.com/en-us/windows/security/threat-protection/auditing/event-4724",
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"https://stealthbits.com/blog/manipulating-user-passwords-with-mimikatz/",
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"https://github.com/sbousseaden/EVTX-ATTACK-SAMPLES/blob/master/Credential%20Access/remote_pwd_reset_rpc_mimikatz_postzerologon_target_DC.evtx",
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]
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risk_score = 47
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rule_id = "2820c9c2-bcd7-4d6e-9eba-faf3891ba450"
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severity = "medium"
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tags = ["Elastic", "Host", "Windows", "Threat Detection", "Persistence"]
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timestamp_override = "event.ingested"
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type = "eql"
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query = '''
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sequence by host.id with maxspan=5m
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[authentication where event.action == "logged-in" and
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/* event 4624 need to be logged */
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winlog.logon.type : "Network" and event.outcome == "success" and source.ip != null and
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not source.ip in ("127.0.0.1", "::1")] by winlog.event_data.TargetLogonId
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/* event 4724 need to be logged */
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[iam where event.action == "reset-password"] by winlog.event_data.SubjectLogonId
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'''
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[[rule.threat]]
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framework = "MITRE ATT&CK"
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[[rule.threat.technique]]
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id = "T1098"
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reference = "https://attack.mitre.org/techniques/T1098/"
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name = "Account Manipulation"
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[rule.threat.tactic]
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id = "TA0003"
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reference = "https://attack.mitre.org/tactics/TA0003/"
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name = "Persistence"
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