Account Password Reset Remotely
editAccount Password Reset Remotely
editIdentifies an attempt to reset an account password remotely. Adversaries may manipulate account passwords to maintain access or evade password duration policies and preserve compromised credentials.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-system.*
Severity: medium
Risk score: 47
Runs every: 5m
Searches indices from: now-9m (Date Math format, see also Additional look-back time)
Maximum alerts per execution: 100
References:
- https://docs.microsoft.com/en-us/windows/security/threat-protection/auditing/event-4724
- https://stealthbits.com/blog/manipulating-user-passwords-with-mimikatz/
- https://github.com/sbousseaden/EVTX-ATTACK-SAMPLES/blob/master/Credential%20Access/remote_pwd_reset_rpc_mimikatz_postzerologon_target_DC.evtx
Tags:
- Elastic
- Host
- Windows
- Threat Detection
- Persistence
Version: 3
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editsequence by host.id with maxspan=5m
[authentication where event.action == "logged-in" and
/* event 4624 need to be logged */
winlog.logon.type : "Network" and event.outcome == "success" and source.ip != null and
source.ip != "127.0.0.1" and source.ip != "::1"] by winlog.event_data.TargetLogonId
/* event 4724 need to be logged */
[iam where event.action == "reset-password"] by winlog.event_data.SubjectLogonId
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
-
Technique:
- Name: Account Manipulation
- ID: T1098
- Reference URL: https://attack.mitre.org/techniques/T1098/