IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Network Connection via Mshta
editNetwork Connection via Mshta
editIdentifies mshta.exe making a network connection. This may indicate adversarial activity, as mshta.exe is often leveraged by adversaries to execute malicious scripts and evade detection.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
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:
Tags:
- Elastic
- Host
- Windows
- Threat Detection
- Defense Evasion
Version: 5
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
edit/* duplicate of Mshta Making Network Connections - c2d90150-0133-451c-a783-533e736c12d7 */ sequence by process.entity_id [process where process.name : "mshta.exe" and event.type == "start"] [network where process.name : "mshta.exe"]
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
-
Technique:
- Name: Signed Binary Proxy Execution
- ID: T1218
- Reference URL: https://attack.mitre.org/techniques/T1218/
-
Sub-technique:
- Name: Mshta
- ID: T1218.005
- Reference URL: https://attack.mitre.org/techniques/T1218/005/