LSASS Memory Dump Creationedit

Identifies the creation of a Local Security Authority Subsystem Service (lsass.exe) default memory dump. This may indicate a credential access attempt via trusted system utilities such as Task Manager (taskmgr.exe) and SQL Dumper (sqldumper.exe) or known pentesting tools such as Dumpert and AndrewSpecial.

Rule type: eql

Rule indices:

  • winlogbeat-*
  • logs-windows.*
  • endgame-*

Severity: high

Risk score: 73

Runs every: 5 minutes

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

Maximum alerts per execution: 100



  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Credential Access
  • Elastic Endgame

Version: 101 (version history)

Added (Elastic Stack release): 7.11.0

Last modified (Elastic Stack release): 8.6.0

Rule authors: Elastic

Rule license: Elastic License v2

Investigation guideedit

Rule queryedit

file where : ("lsass*.dmp", "dumpert.dmp", "Andrew.dmp",
"SQLDmpr*.mdmp", "Coredump.dmp") and not (process.executable :
("?:\\Program Files\\Microsoft SQL Server\\*\\Shared\\SqlDumper.exe",
"?:\\Windows\\System32\\dllhost.exe") and file.path :
("?:\\Program Files\\Microsoft SQL
"?:\\*\\Reporting Services\\Logfiles\\SQLDmpr*.mdmp")) and not
(process.executable : "?:\\WINDOWS\\system32\\WerFault.exe" and
file.path : "?:\\Windows\\System32\\config\\systemprofile\\AppData\\Lo

Threat mappingedit


Rule version historyedit

Version 101 (8.6.0 release)
  • Formatting only
Version 100 (8.5.0 release)
  • Formatting only
Version 11 (8.4.0 release)
  • Updated query, changed from:

    file where : ("lsass*.dmp", "dumpert.dmp", "Andrew.dmp",
    "SQLDmpr*.mdmp", "Coredump.dmp")
Version 9 (8.3.0 release)
  • Formatting only
Version 7 (8.2.0 release)
  • Formatting only
Version 5 (7.16.0 release)
  • Formatting only
Version 4 (7.13.0 release)
  • Updated query, changed from:

    event.category:file and or lsass*.dmp or
    dumpert.dmp or Andrew.dmp or SQLDmpr*.mdmp or Coredump.dmp)
Version 3 (7.12.0 release)
  • Formatting only
Version 2 (7.11.2 release)
  • Formatting only