The SIEM app is now a part of the Elastic Security solution.
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here to view SIEM documentation for previous releases.
Microsoft Build Engine Loading Windows Credential Librariesedit
An instance of MSBuild, the Microsoft Build Engine, loaded DLLs (dynamically linked libraries) responsible for Windows credential management. This technique is sometimes used for credential dumping.
Rule type: query
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
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
Tags:
- Elastic
- Windows
Version: 3 (version history)
Added (Elastic Stack release): 7.7.0
Last modified (Elastic Stack release): 7.9.1
Rule authors: Elastic
Rule license: Elastic License
Potential false positivesedit
The Build Engine is commonly used by Windows developers but use by non-engineers is unusual.
Rule queryedit
event.category:process and event.type:change and (winlog.event_data.OriginalFileName:(vaultcli.dll or SAMLib.DLL) or dll.name:(vaultcli.dll or SAMLib.DLL)) and process.name: MSBuild.exe
Threat mappingedit
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Credential Access
- ID: TA0006
- Reference URL: https://attack.mitre.org/tactics/TA0006/
-
Technique:
- Name: Credential Dumping
- ID: T1003
- Reference URL: https://attack.mitre.org/techniques/T1003/
Rule version historyedit
- Version 3 (7.9.1 release)
-
- Formatting only
- Version 2 (7.9.0 release)
-
-
Updated query, changed from:
(winlog.event_data.OriginalFileName: (vaultcli.dll or SAMLib.DLL) or dll.name: (vaultcli.dll or SAMLib.DLL)) and process.name: MSBuild.exe and event.action: "Image loaded (rule: ImageLoad)"
-