IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Incoming DCOM Lateral Movement with ShellBrowserWindow or ShellWindows
editIncoming DCOM Lateral Movement with ShellBrowserWindow or ShellWindows
editIdentifies use of Distributed Component Object Model (DCOM) to run commands from a remote host, which are launched via the ShellBrowserWindow or ShellWindows Application COM Object. This behavior may indicate an attacker abusing a DCOM application to stealthily move laterally.
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:
- Domain: Endpoint
- OS: Windows
- Use Case: Threat Detection
- Tactic: Lateral Movement
- Data Source: Elastic Defend
Version: 105
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editsequence by host.id with maxspan=5s
[network where host.os.type == "windows" and event.type == "start" and process.name : "explorer.exe" and
network.direction : ("incoming", "ingress") and network.transport == "tcp" and
source.port > 49151 and destination.port > 49151 and source.ip != "127.0.0.1" and source.ip != "::1"
] by process.entity_id
[process where host.os.type == "windows" and event.type == "start" and
process.parent.name : "explorer.exe"
] by process.parent.entity_id
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Lateral Movement
- ID: TA0008
- Reference URL: https://attack.mitre.org/tactics/TA0008/
-
Technique:
- Name: Remote Services
- ID: T1021
- Reference URL: https://attack.mitre.org/techniques/T1021/
-
Sub-technique:
- Name: Distributed Component Object Model
- ID: T1021.003
- Reference URL: https://attack.mitre.org/techniques/T1021/003/