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EVID 4739 : Policy Changed (Part 3) (Security)

Event Details

Event Type

Audit Authentication Policy Change

Event Description

4739(S) : Domain Policy was changed.

Event ID

4739

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>

DomainPolicyChanged

N/A

<policy>

DomainName

N/A

<domainimpacted>

DomainSid

N/A

N/A

SubjectUserSid

N/A

N/A

SubjectUserName

<login>

<login>

SubjectDomainName

<domain>

<domainorigin>

SubjectLogonId

<session>

<session>

Eventdata

<vendorinfo>

N/A

Category

<object>

N/A

Subcategory

<objectname>

N/A

Changes

<subject>

N/A

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

1000631

Policy Changed

Base Rule

Policy Modified : System

Policy

EVID 4719 : System Audit Policy Changed

Sub Rule

Policy Modified : Auditing

Policy

EVID 4713 : Kerberos Policy Changed

Sub Rule

Policy Modified : System

Policy

EVID 4714 : Encrypted Data Recovery Policy Changed

Sub Rule

Policy Modified : Encryption

Policy

EVID 4739 : Domain Policy Changed

Sub Rule

Policy Modified : Domain

Policy

EVID 4912 : Per User Policy Was Changed

Sub Rule

Policy Modified : User/Password

Policy

LogRhythm Default v2.0

Regex ID

Rule Name

Rule Type

Common Event

Classification

1011100

V 2.0 : EVID 4739 : Domain Policy Modified

Base Rule

Policy Modified : Domain

Policy