EVID 4778, 4779 : Windows Session Events (Security)

Event Details

Event Type	Audit Other Logon/Logoff Events
Event Description	4778 : A session was reconnected to a Window Station. 4779 : A session was disconnected from a Window Station.
Event IDs	4778, 4779

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	N/A	N/A
Level	<severity>	<severity>
Task	N/A	<vendorinfo>
Opcode	N/A	N/A
Keywords	<tag1>	<result>
TimeCreated	N/A	N/A
EventRecordID	N/A	N/A
Correlation	N/A	N/A
Execution	N/A	N/A
Channel	N/A	N/A
Computer	<dname>	<dname>
AccountName	<login>, <Tag2>	<login>
AccountDomain	<domain>	<domainorigin>
LogonID	N/A	<session>
SessionName	<session>, <protname>	<sessiontype>
ClientName	<sname>	<sname>
ClientAddress	<sip>	<sip>

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 Event	Classification
1000619	EVID 4778, 4779 : Windows Session Events	Base Rule	Authentication Activity	Authentication Success
	EVID 4778 : Win Session Reconn, Sys Acct	Sub Rule	Computer Logon	Authentication Success
	EVID 4779 : Win Session Disconn, Sys Acct	Sub Rule	Session Disconnected	Other Audit Success
	EVID 4778 : Win Session Reconn, User Acct	Sub Rule	User Logon	Authentication Success
	EVID 4779 : Win Session Disconn, User Acct	Sub Rule	Session Disconnected	Other Audit Success
	EVID 4778 : Win Session Reconn, Sys Acct	Sub Rule	Computer Logon	Authentication Success
	EVID 4779 : Win Session Disconn, Sys Acct	Sub Rule	Session Disconnected	Other Audit Success

LogRhythm Default v2.0

Regex ID	Rule Name	Rule Type	Common Event	Classification
1011080	V 2.0 : EVID 4778 & 4779 : Windows Station Session	Base Rule	Session Information	Information
	V 2.0 : EVID 4778 : A Session Was Reconnected	Sub Rule	Session Reconnected	Other Audit Success
	V 2.0 : EVID 4779 : A Session Was Disconnected	Sub Rule	Session Disconnected	Other Audit Success