Account Password Reset Remotelyedit

Identifies 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: 5 minutes

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Persistence

Version: 3 (version history)

Added (Elastic Stack release): 8.0.0

Last modified (Elastic Stack release): 8.2.0

Rule authors: Elastic

Rule license: Elastic License v2

Potential false positivesedit

Legitimate remote account administration.

Rule queryedit

sequence 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

Threat mappingedit

Framework: MITRE ATT&CKTM

Rule version historyedit

Version 3 (8.2.0 release)
  • Formatting only
Version 2 (8.1.0 release)
  • Updated query, changed from:

    sequence 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 not source.ip in ("127.0.0.1", "::1")] by
    winlog.event_data.TargetLogonId /* event 4724 need to be logged */
    [iam where event.action == "reset-password"] by
    winlog.event_data.SubjectLogonId