Event Details
| Event Type | Account Security Group Management |
|---|
| Event Description | - 4727(S) : A security-enabled global group was created.
- 4730(S) : A security-enabled global group was deleted.
- 4731(S) : A security-enabled local group was created.
- 4734(S) : A security-enabled local group was deleted.
- 4735(S) : A security-enabled local group was changed.
- 4737 : A security-enabled global group was changed.
- 4744 : A security-disabled local group was created.
- 4745 : A security-disabled local group was changed.
- 4748 : A security-disabled local group was deleted.
- 4749 : A security-disabled global group was created.
- 4750 : A security-disabled global group was changed.
- 4753(S) : A security-disabled global group was deleted.
- 4754(S) : A security-enabled universal group was created.
- 4755 : A security-enabled universal group was changed.
- 4758(S) : A security-enabled universal group was deleted.
- 4759(S) : A security-disabled universal group was created.
- 4760(S) : A security-disabled universal group was changed.
- 4763(S) : A security-disabled universal group was deleted.
- 4764 : A security-disabled group was deleted.
|
|---|
| Event IDs | 4727, 4730, 4731, 4734, 4735, 4737, 4744, 4745, 4748, 4749, 4750, 4753, 4754, 4755, 4758, 4759, 4760, 4763, 4764 |
|---|
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 | N/A | <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> |
| EventData | <vendorinfo> | N/A |
| GroupTypeChange | N/A | <action> |
| MemberName | N/A | <account> |
| MemberSid | N/A | N/A |
| TargetUserName | N/A | <group> |
| TargetDomainName | N/A | <domainimpacted> |
| TargetSid | N/A | N/A |
| SubjectUserSid | N/A | N/A |
| SubjectUserName | N/A | <login> |
| SubjectDomainName | N/A | <domainorigin> |
| SubjectLogonId | N/A | <session> |
| PrivilegeList | N/A | N/A |
| CallerProcessId | N/A | <processid> |
| CallerProcessName | N/A | <process> |
| SamAccountName | <account> | N/A |
| SidHistory | <objecttype> | N/A |
| Account Name | <login> | N/A |
| Account Domain | <domain> | N/A |
| Logon ID | <session> | N/A |
| Security ID | N/A | N/A |
| (Account|Group) Domain | N/A | N/A |
| Group Name | <group> | 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 |
|---|
| 1000637 | Group Management | Base Rule | Group Created | Account Created |
| EVID 4727 : Global Security Group Created | Sub Rule | Group Created | Account Created |
| EVID 4730 : Global Security Group Deleted | Sub Rule | Group Deleted | Account Deleted |
| EVID 4731 : Local Security Group Created | Sub Rule | Group Created | Account Created |
| EVID 4734 : Local Security Group Deleted | Sub Rule | Group Deleted | Account Deleted |
| EVID 4764 : Group Type Changed | Sub Rule | Group Attribute Modified | Account Modified |
| EVID 4763 : Universal Distribution Group Deleted | Sub Rule | Group Deleted | Account Deleted |
| EVID 4760 : Universal Distribution Group Changed | Sub Rule | Group Attribute Modified | Account Modified |
| EVID 4759 : Universal Distribution Group Created | Sub Rule | Group Created | Account Created |
| EVID 4758 : Universal Security Group Deleted | Sub Rule | Group Deleted | Account Deleted |
| EVID 4755 : Universal Security Group Changed | Sub Rule | Group Attribute Modified | Account Modified |
| EVID 4754 : Universal Security Group Created | Sub Rule | Group Created | Account Created |
| EVID 4753 : Global Distribution Group Deleted | Sub Rule | Group Deleted | Account Deleted |
| EVID 4750 : Global Distribution Group Changed | Sub Rule | Group Attribute Modified | Account Modified |
| EVID 4749 : Global Distribution Group Created | Sub Rule | Group Created | Account Created |
| EVID 4748 : Local Distribution Group Deleted | Sub Rule | Group Deleted | Account Deleted |
| EVID 4745 : Local Distribution Group Changed | Sub Rule | Group Attribute Modified | Account Modified |
| EVID 4744 : Local Distribution Group Created | Sub Rule | Group Created | Account Created |
| EVID 4737 : Global Security Group Changed | Sub Rule | Group Attribute Modified | Account Modified |
| EVID 4735 : Local Security Group Changed | Sub Rule | Group Attribute Modified | Account Modified |
LogRhythm Default v2.0
| Regex ID | Rule Name | Rule Type | Common Event | Classification |
| 1011139 | V 2.0 : Group Management Events | Base Rule | Group Information | Information |
| V 2.0 : EVID 4727 : Sec-Enable Global Group Create | Sub Rule | Group Created | Account Created |
| V 2.0 : EVID 4728 : Memb Add To Sec-Enable Global | Sub Rule | Account Added To Group | Access Granted |
| V 2.0 : EVID 4729 : Memb Remove From Sec-Enabled | Sub Rule | Account Removed From Group | Access Revoked |
| V 2.0 : EVID 4730 : Sec-Enable Global Group Delete | Sub Rule | Group Deleted | Account Deleted |
| V 2.0 : EVID 4731 : Sec-Enabled Local Group Create | Sub Rule | Group Created | Account Created |
| V 2.0 : EVID 4732 : Memb Add To Sec-Enable Local | Sub Rule | Account Added To Group | Access Granted |
| V 2.0 : EVID 4733 : Memb Remove From Sec-Enabled | Sub Rule | Account Removed From Group | Access Revoked |
| V 2.0 : EVID 4734 : Sec-Enable Local Group Delete | Sub Rule | Group Deleted | Account Deleted |
| V 2.0 : EVID 4735 : Sec-Enable Local Group Modifi | Sub Rule | Group Attribute Modified | Account Modified |
| V 2.0 : EVID 4737 : Sec-Enable Global Group Modifi | Sub Rule | Group Attribute Modified | Account Modified |
| V 2.0 : EVID 4744 : Sec-Disable Local Group Create | Sub Rule | Group Created | Account Created |
| V 2.0 : EVID 4745 : Sec-Disable Local Group Modifi | Sub Rule | Group Attribute Modified | Account Modified |
| V 2.0 : EVID 4746 : Memb Add To Sec-Disable Local | Sub Rule | Account Added To Group | Access Granted |
| V 2.0 : EVID 4747 : Memb Remove From Sec-Disable | Sub Rule | Account Removed From Group | Access Revoked |
| V 2.0 : EVID 4748 : Sec-Disable Local Group Delete | Sub Rule | Group Deleted | Account Deleted |
| V 2.0 : EVID 4749 : Sec-Disabl Global Group Create | Sub Rule | Group Created | Account Created |
| V 2.0 : EVID 4750 : Sec-Disable Global Group Modif | Sub Rule | Group Attribute Modified | Account Modified |
| V 2.0 : EVID 4751 : Memb Add To Sec-Disable Global | Sub Rule | Account Added To Group | Access Granted |
| V 2.0 : EVID 4752 : Memb Remove From Sec-Disabled | Sub Rule | Account Removed From Group | Access Revoked |
| V 2.0 : EVID 4753 : Sec-Disable Global Group Delet | Sub Rule | Group Deleted | Account Deleted |
| V 2.0 : EVID 4754 : Sec-Enabled Univ Group Create | Sub Rule | Group Created | Account Created |
| V 2.0 : EVID 4755 : Sec-Enable Univer Group Modifi | Sub Rule | Group Attribute Modified | Account Modified |
| V 2.0 : EVID 4756 : Memb Add To Sec-Enable Univer | Sub Rule | Account Added To Group | Access Granted |
| V 2.0 : EVID 4757 : Memb Remove From Sec-Enabled | Sub Rule | Account Removed From Group | Access Revoked |
| V 2.0 : EVID 4758 : Sec-Enable Global Unive Delete | Sub Rule | Group Deleted | Account Deleted |
| V 2.0 : EVID 4759 : Sec-Disable Unive Group Create | Sub Rule | Group Created | Account Created |
| V 2.0 : EVID 4760 : Sec-Disable Unive Group Modifi | Sub Rule | Group Attribute Modified | Account Modified |
| V 2.0 : EVID 4761 : Memb Add To Sec-Disable Univer | Sub Rule | Account Added To Group | Access Granted |
| V 2.0 : EVID 4762 : Memb Remove From Sec-Disable | Sub Rule | Account Removed From Group | Access Revoked |
| V 2.0 : EVID 4763 : Sec-Disable Global Univ Delete | Sub Rule | Group Deleted | Account Deleted |
| V 2.0 : EVID 4764 : Group Type Changed | Sub Rule | Group Attribute Modified | Account Modified |
| V 2.0 : EVID 4799 : Sec-Enable Local Group Members | Sub Rule | Object Read | Access Success |
