AD_Cred_DC_Validate_Failed
ID: 100315
Description:
EventID 4777: The domain controller failed to validate the credentials for an account
Repository: Group: AD Type: event
Default Status:
Enabled
| Tags: |
|---|
| AD |
Selector:
Query:
Filters:
| Field | MUST hit |
|---|---|
| @fields.EventID | 4777 |
| @eventType | nxlogAD |
| @fields.SubjectUserName | exist (boolean) |
| Field | MUST NOT hit |
|---|---|
Behavior Rule:
| Key | Type | Behavior Category |
|---|---|---|
| @fields.SubjectUserName | username | application activity |
Risks:
| Risks | Base Score | Dimension |
|---|---|---|
| Timeline | 0 | - |
Attributes:
| Alias | Key |
|---|---|
| EventID | @fields.EventID |
| TargetUserName | @fields.TargetUserName |
| TargetDomainName | @fields.TargetDomainName |
| SubjectUserName | @fields.SubjectUserName |
| SubjectDomainName | @fields.SubjectDomainName |
| Hostname | @fields.Hostname |
| Category | @fields.Category |
| SubjectUserSID | @fields.SubjectUserSid |
| TargetUserSID | @fields.TargetUserSid |
| Username | @fields.UserPrincipalName |
| ProcessName | @fields.ProcessName |
| Channel | @fields.Channel |
| Message | @message |
| TaskName | @fields.TaskName |
| Customer | @customer |
Correlation Rules:
First Occurrence:
| Name | Window | Fields |
|---|---|---|
| NewUser | 30 days | @fields.SubjectUserName |
| Risks: | ML_NEW_USER |
History:
| User | Date |
|---|---|
| ho*d@fluencysecurity.com | 2021 Jul 23 17:43:34 EDT |
This page was automatically created/formatted on Wed, 2022 May 4 21:43:53 EDT, from rule_dump.json (4d88bffdfb1cea26b3985f2193033606)