Sysmon - Event 18: PipeEvent (Pipe Connected) by · win.system.eventID = 18
Description
Sysmon - Event 18: PipeEvent (Pipe Connected) by $(win.eventdata.image)
Query · wazuh
field win.system.eventID="^18$"
No license declared
socfortress/Wazuh-Rules publishes no license, and without an express grant the default is all rights reserved. The query above is synthesized from the rule rather than copied out of it, so you can see what the rule matches on; the rule as written stays upstream.
Read the full rule at Sysmon New Events/109100-win_sysmon_new_events.xml ↗. Why this rule is treated this way.
Fires when
Wazuh evaluates a chain top-down. Every rule above this one must match on the same event before this rule is tested at all.
-
decoded_as=windows_eventchannel AND field win.system.providerName="\.+" -
field win.system.channel="^Microsoft-Windows-Sysmon/Operational$" -
field win.system.severityValue="^INFORMATION$" -
61647Sysmon - Event 18: PipeEvent (Pipe Connected) by · win.system.eventID = 18 anchor level 3 this rulefield win.system.eventID="^18$"
Refined by
6 rules chain off this one, narrowing it further.
- Sysmon - Event 18: PipeEvent (Pipe Connected) by · SMB/Windows Admin Shares (T1021.002)
- Sysmon - Event 18: PipeEvent (Pipe Connected) by · win.eventdata.RuleName = technique_id=T1055; Possible Cobalt Strike post-exploitatio…
- Sysmon - Event 18: PipeEvent (Pipe Connected) by · Remote Services: SSH (T1021.004)
- Sysmon - Event 18: PipeEvent (Pipe Connected) by · PowerShell (T1059.001)
- Sysmon - Event 18: PipeEvent (Pipe Connected) by · System Network Connections Discovery (T1049)
Rule dependencies
Depends on
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composes · Wazuh if_sid
61600