GitLab - Repository visibility to Public
Id | 8b291c3d-90ba-4ebf-af2c-0283192d430e |
Rulename | GitLab - Repository visibility to Public |
Description | This query leverages GitLab Audit Logs. A repository in GitLab changed visibility from Private or Internal to Public which could indicate compromise, error or misconfiguration leading to exposing the repository to the public. |
Severity | Medium |
Tactics | Persistence DefenseEvasion CredentialAccess |
Techniques | T1556 |
Required data connectors | Syslog |
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 Rules/GitLab_RepoVisibilityChange.yaml |
Version | 1.0.0 |
Arm template | 8b291c3d-90ba-4ebf-af2c-0283192d430e.json |
GitLabAudit
| where SourceVisibility != "Public" and ChangeType == "visibility" and TargetVisibility == "Public"
| project TimeGenerated, EventTime, IPAddress, AuthorName, ChangeType, TargetType, SourceVisibility, TargetVisibility, EntityName
queryPeriod: 1d
version: 1.0.0
tactics:
- Persistence
- DefenseEvasion
- CredentialAccess
queryFrequency: 1h
id: 8b291c3d-90ba-4ebf-af2c-0283192d430e
triggerOperator: gt
requiredDataConnectors:
- dataTypes:
- Syslog
connectorId: Syslog
severity: Medium
entityMappings:
- entityType: IP
fieldMappings:
- columnName: IPAddress
identifier: Address
- entityType: Account
fieldMappings:
- columnName: AuthorName
identifier: FullName
- entityType: URL
fieldMappings:
- columnName: EntityName
identifier: Url
triggerThreshold: 0
relevantTechniques:
- T1556
query: |
GitLabAudit
| where SourceVisibility != "Public" and ChangeType == "visibility" and TargetVisibility == "Public"
| project TimeGenerated, EventTime, IPAddress, AuthorName, ChangeType, TargetType, SourceVisibility, TargetVisibility, EntityName
kind: Scheduled
name: GitLab - Repository visibility to Public
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GitLab/Analytic Rules/GitLab_RepoVisibilityChange.yaml
description: |
'This query leverages GitLab Audit Logs. A repository in GitLab changed visibility from Private or Internal to Public which could indicate compromise, error or misconfiguration leading to exposing the repository to the public.'
status: Available
{
"$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/8b291c3d-90ba-4ebf-af2c-0283192d430e')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/8b291c3d-90ba-4ebf-af2c-0283192d430e')]",
"properties": {
"alertRuleTemplateName": "8b291c3d-90ba-4ebf-af2c-0283192d430e",
"customDetails": null,
"description": "'This query leverages GitLab Audit Logs. A repository in GitLab changed visibility from Private or Internal to Public which could indicate compromise, error or misconfiguration leading to exposing the repository to the public.'\n",
"displayName": "GitLab - Repository visibility to Public",
"enabled": true,
"entityMappings": [
{
"entityType": "IP",
"fieldMappings": [
{
"columnName": "IPAddress",
"identifier": "Address"
}
]
},
{
"entityType": "Account",
"fieldMappings": [
{
"columnName": "AuthorName",
"identifier": "FullName"
}
]
},
{
"entityType": "URL",
"fieldMappings": [
{
"columnName": "EntityName",
"identifier": "Url"
}
]
}
],
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GitLab/Analytic Rules/GitLab_RepoVisibilityChange.yaml",
"query": "GitLabAudit\n| where SourceVisibility != \"Public\" and ChangeType == \"visibility\" and TargetVisibility == \"Public\"\n| project TimeGenerated, EventTime, IPAddress, AuthorName, ChangeType, TargetType, SourceVisibility, TargetVisibility, EntityName\n",
"queryFrequency": "PT1H",
"queryPeriod": "P1D",
"severity": "Medium",
"status": "Available",
"subTechniques": [],
"suppressionDuration": "PT1H",
"suppressionEnabled": false,
"tactics": [
"CredentialAccess",
"DefenseEvasion",
"Persistence"
],
"techniques": [
"T1556"
],
"templateVersion": "1.0.0",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}