EVID 18 : Named Pipe Connected (Sysmon)

Event Details

Event Type	PipeEvent (Pipe Connected)
Event Description	18 : Logs when a named pipe connection is made between a client and a server.
Event ID	18

Log Fields and Parsing

This section details the log fields available in this log message type, along with values parsed for both LogRhythm Default and LogRhythm Default v2.0 policies. A value of "N/A" (not applicable) means that there is no value parsed for a specified log field.

Log Field	LogRhythm Default	LogRhythm Default v2.0
Provider	N/A	N/A
EventID	<vmid>	<vmid>
Version	<version>	N/A
Level	<severity>	<severity>
Task	<command>	<vendorinfo>
Opcode	N/A	N/A
Keywords	N/A	<result>
TimeCreated	N/A	N/A
EventRecordID	N/A	N/A
Correlation	N/A	N/A
Execution	<processid>	N/A
Channel	N/A	N/A
Computer	<dname>	<dname>
Security	N/A	N/A
UserID	<domain>, <login>	N/A
ProcessGuid	<serialnumber>	N/A
ProcessId	<session>	<processid>
PipeName	<objectname>	N/A
Image	<object>	<process>
Pipe Connected	<subject>, <vendorinfo>	N/A
RuleName	N/A	<policy>

Log Processing Settings

This section details log processing changes made from the LogRhythm Default policy to LogRhythm Default v2.0. In some cases, base rules are broken down into sub-rules to appropriately parse log message types by their event types.

LogRhythm Default

Regex ID	Rule Name	Rule Type	Common Events	Classifications
1009502	EVID 17/18 : Named Pipe Created/Connected	Base Rule	Creating Named Pipe	Information
[1489790]	EVID 18 : Named Pipe Connected	Sub Rule	Creating Named Pipe	Information
[1489790]	EVID 17 : Named Pipe Created	Sub Rule	Creating Named Pipe	Information

LogRhythm Default v2.0

Regex ID	Rule Name	Rule Type	Common Events	Classifications
1011217	V 2.0 : Pipe Creation/Connection Events	Base Rule	Object Modified	Access Success
	V 2.0 : EVID 17 : Pipe Created	Sub Rule	Object Created	Access Success
	V 2.0 : EVID 18 : Pipe Connected	Sub Rule	Connection Enabled	Information