Analytic rule catalog
GitLab - Local Auth - No MFA
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| Id | e0b45487-5c79-482d-8ac0-695de8c031af |
| Rulename | GitLab - Local Auth - No MFA |
| Description | This query checks GitLab Audit Logs to see if a user authenticated without MFA. Ot might mean that MFA was disabled for the GitLab server or that an external authentication provider was bypassed. This rule focuses on ‘admin’ privileges but the parameter can be adapted to also include all users. |
| Severity | Medium |
| Tactics | CredentialAccess |
| Techniques | T1110 |
| Required data connectors | SyslogAma |
| Kind | Scheduled |
| Query frequency | 1h |
| Query period | 1d |
| Trigger threshold | 0 |
| Trigger operator | gt |
| Source Uri | https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GitLab/Analytic%20Rules/GitLab_LocalAuthNoMFA.yaml |
| Version | 1.0.1 |
| Arm template | e0b45487-5c79-482d-8ac0-695de8c031af.json |
let isAdmin = true;
GitLabAudit
| where AuthenticationType == "standard" and ((isAdmin and TargetDetails contains "Administrator") or (isAdmin==false));
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GitLab/Analytic%20Rules/GitLab_LocalAuthNoMFA.yaml
entityMappings:
- fieldMappings:
- columnName: IPAddress
identifier: Address
entityType: IP
- fieldMappings:
- columnName: AuthorUserName
identifier: FullName
entityType: Account
relevantTechniques:
- T1110
triggerOperator: gt
queryPeriod: 1d
severity: Medium
query: |
let isAdmin = true;
GitLabAudit
| where AuthenticationType == "standard" and ((isAdmin and TargetDetails contains "Administrator") or (isAdmin==false));
id: e0b45487-5c79-482d-8ac0-695de8c031af
triggerThreshold: 0
requiredDataConnectors:
- connectorId: SyslogAma
dataTypes:
- Syslog
queryFrequency: 1h
kind: Scheduled
status: Available
version: 1.0.1
description: |
'This query checks GitLab Audit Logs to see if a user authenticated without MFA. Ot might mean that MFA was disabled for the GitLab server or that an external authentication provider was bypassed. This rule focuses on 'admin' privileges but the parameter can be adapted to also include all users.'
tactics:
- CredentialAccess
name: GitLab - Local Auth - No MFA
{
"$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"workspace": {
"type": "String"
}
},
"resources": [
{
"apiVersion": "2024-01-01-preview",
"id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/e0b45487-5c79-482d-8ac0-695de8c031af')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/e0b45487-5c79-482d-8ac0-695de8c031af')]",
"properties": {
"alertRuleTemplateName": "e0b45487-5c79-482d-8ac0-695de8c031af",
"customDetails": null,
"description": "'This query checks GitLab Audit Logs to see if a user authenticated without MFA. Ot might mean that MFA was disabled for the GitLab server or that an external authentication provider was bypassed. This rule focuses on 'admin' privileges but the parameter can be adapted to also include all users.'\n",
"displayName": "GitLab - Local Auth - No MFA",
"enabled": true,
"entityMappings": [
{
"entityType": "IP",
"fieldMappings": [
{
"columnName": "IPAddress",
"identifier": "Address"
}
]
},
{
"entityType": "Account",
"fieldMappings": [
{
"columnName": "AuthorUserName",
"identifier": "FullName"
}
]
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GitLab/Analytic%20Rules/GitLab_LocalAuthNoMFA.yaml",
"query": "let isAdmin = true;\nGitLabAudit\n| where AuthenticationType == \"standard\" and ((isAdmin and TargetDetails contains \"Administrator\") or (isAdmin==false));\n",
"queryFrequency": "PT1H",
"queryPeriod": "P1D",
"severity": "Medium",
"status": "Available",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"CredentialAccess"
],
"techniques": [
"T1110"
],
"templateVersion": "1.0.1",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}