IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Windows Network Enumeration
editWindows Network Enumeration
editIdentifies attempts to enumerate hosts in a network using the built-in Windows net.exe tool.
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:
- Elastic
- Host
- Windows
- Threat Detection
- Discovery
Version: 4
Rule authors:
- Elastic
Rule license: Elastic License v2
Rule query
editprocess where event.type in ("start", "process_started") and
((process.name : "net.exe" or process.pe.original_file_name == "net.exe") or
((process.name : "net1.exe" or process.pe.original_file_name == "net1.exe") and
not process.parent.name : "net.exe")) and
(process.args : "view" or (process.args : "time" and process.args : "\\\\*"))
/* expand when ancestry is available
and not descendant of [process where event.type == ("start", "process_started") and process.name : "cmd.exe" and
((process.parent.name : "userinit.exe") or
(process.parent.name : "gpscript.exe") or
(process.parent.name : "explorer.exe" and
process.args : "C:\\*\\Start Menu\\Programs\\Startup\\*.bat*"))]
*/
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Discovery
- ID: TA0007
- Reference URL: https://attack.mitre.org/tactics/TA0007/
-
Technique:
- Name: Remote System Discovery
- ID: T1018
- Reference URL: https://attack.mitre.org/techniques/T1018/
-
Technique:
- Name: Network Share Discovery
- ID: T1135
- Reference URL: https://attack.mitre.org/techniques/T1135/