IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Persistence via Microsoft Office AddIns
editPersistence via Microsoft Office AddIns
editDetects attempts to establish persistence on an endpoint by abusing Microsoft Office add-ins.
Rule type: eql
Rule indices:
- logs-endpoint.events.*
- winlogbeat-*
Severity: high
Risk score: 71
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: 2 (version history)
Added (Elastic Stack release): 7.11.0
Last modified (Elastic Stack release): 7.11.2
Rule authors: Elastic
Rule license: Elastic License
Rule query
editfile where event.type != "deletion" and wildcard(file.extension,"wll","xll","ppa","ppam","xla","xlam") and wildcard(file.path, "C:\\Users\\*\\AppData\\Roaming\\Microsoft\\Word\\Startup\\*", "C:\\Users\\*\\AppData\\Roaming\\Microsoft\\AddIns\\*", "C:\\Users\\*\\AppData\\Roaming\\Microsoft\\Excel\\XLSTART\\*")
Threat mapping
editFramework: MITRE ATT&CKTM
-
Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
-
Technique:
- Name: Office Application Startup
- ID: T1137
- Reference URL: https://attack.mitre.org/techniques/T1137/
Rule version history
edit- Version 2 (7.11.2 release)
-
- Formatting only