GitLab - Personal Access Tokens creation over time

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Id	4d6d8b0e-6d9a-4857-a141-f5d89393cddb
Rulename	GitLab - Personal Access Tokens creation over time
Description	This queries GitLab Audit Logs for access tokens. Attacker can exfiltrate data from you GitLab repository after gaining access to it by generating or hijacking access tokens. This hunting queries allows you to track the personal access tokens creation for each of your repositories. The visualization allow you to quickly identify anomalies/excessive creation, to further investigate repo access & permissions.
Severity	Medium
Tactics	Collection
Techniques	T1213
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 Rules/GitLab_PAT_Repo.yaml
Version	1.0.1
Arm template	4d6d8b0e-6d9a-4857-a141-f5d89393cddb.json

KQL

// l_min_tokens_created - minimum tokens created per repository per user per day to consider
let l_min_tokens_created = 0;
let interval = 1d;
GitLabAudit
| where TargetType == "PersonalAccessToken"
| project Severity, TimeGenerated = bin(todatetime(EventTime),1d), AuthorName, IPAddress, Repository = EntityName, Action, TargetType
| summarize total = count() by Repository, TimeGenerated, AuthorName
| where total >= l_min_tokens_created

YAML

query: |
  // l_min_tokens_created - minimum tokens created per repository per user per day to consider
  let l_min_tokens_created = 0;
  let interval = 1d;
  GitLabAudit
  | where TargetType == "PersonalAccessToken"
  | project Severity, TimeGenerated = bin(todatetime(EventTime),1d), AuthorName, IPAddress, Repository = EntityName, Action, TargetType
  | summarize total = count() by Repository, TimeGenerated, AuthorName
  | where total >= l_min_tokens_created  
kind: Scheduled
triggerThreshold: 0
entityMappings:
- fieldMappings:
  - columnName: AuthorName
    identifier: FullName
  entityType: Account
description: |
  'This queries GitLab Audit Logs for access tokens. Attacker can exfiltrate data from you GitLab repository after gaining access to it by generating or hijacking access tokens. 
  This hunting queries allows you to track the personal access tokens creation for each of your repositories. 
  The visualization allow you to quickly identify anomalies/excessive creation, to further investigate repo access & permissions.'  
version: 1.0.1
id: 4d6d8b0e-6d9a-4857-a141-f5d89393cddb
relevantTechniques:
- T1213
queryPeriod: 1d
queryFrequency: 1h
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/GitLab/Analytic Rules/GitLab_PAT_Repo.yaml
tactics:
- Collection
severity: Medium
status: Available
requiredDataConnectors:
- connectorId: SyslogAma
  dataTypes:
  - Syslog
name: GitLab - Personal Access Tokens creation over time
triggerOperator: gt

ARM