IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
MsXsl Making Network Connections
editMsXsl Making Network Connections
editIdentifies MsXsl.exe making outbound network connections. This may indicate adversarial activity as MsXsl is often leveraged by adversaries to execute malicious scripts and evade detection.
Rule type: eql
Rule indices:
- logs-endpoint.events.*
- winlogbeat-*
- 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: None
Tags:
- Domain: Endpoint
- OS: Windows
- Use Case: Threat Detection
- Tactic: Defense Evasion
- Data Source: Elastic Defend
Version: 1
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
edit/* duplicate of Network Connection via MsXsl - b86afe07-0d98-4738-b15d-8d7465f95ff5 */ sequence by process.entity_id [process where host.os.type == "windows" and event.type == "start" and process.name : "msxsl.exe"] [network where host.os.type == "windows" and process.name : "msxsl.exe" and network.direction : ("outgoing", "egress")]
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
-
Technique:
- Name: XSL Script Processing
- ID: T1220
- Reference URL: https://attack.mitre.org/techniques/T1220/