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));
severity: Medium
tactics:
- CredentialAccess
queryFrequency: 1h
id: e0b45487-5c79-482d-8ac0-695de8c031af
query: |
let isAdmin = true;
GitLabAudit
| where AuthenticationType == "standard" and ((isAdmin and TargetDetails contains "Administrator") or (isAdmin==false));
entityMappings:
- fieldMappings:
- identifier: Address
columnName: IPAddress
entityType: IP
- fieldMappings:
- identifier: FullName
columnName: AuthorUserName
entityType: Account
kind: Scheduled
triggerOperator: gt
name: GitLab - Local Auth - No MFA
version: 1.0.1
status: Available
requiredDataConnectors:
- dataTypes:
- Syslog
connectorId: SyslogAma
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.'
relevantTechniques:
- T1110
queryPeriod: 1d
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GitLab/Analytic%20Rules/GitLab_LocalAuthNoMFA.yaml
triggerThreshold: 0
{
"$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"
}
]
}