Microsoft Sentinel Analytic Rules
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NordPass - User fails authentication

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Id27b261dc-68f3-489a-944f-bc252e0c1960
RulenameNordPass - User fails authentication
DescriptionThis will alert you if a user fails to log in to their NordPass account or SSO authentication three or more times in the last 24 hours.
SeverityHigh
TacticsCredentialAccess
TechniquesT1110
T1556.003
Required data connectorsNordPass
KindScheduled
Query frequency5m
Query period1d
Trigger threshold2
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/NordPass/Analytics Rules/nordpass_user_login_failed.yaml
Version1.0.0
Arm template27b261dc-68f3-489a-944f-bc252e0c1960.json
Deploy To Azure
let threshold = 2;
let filteredData = materialize(
    NordPassEventLogs_CL
    | where event_type == "login" and action == "user_login_failed"
);
let users = filteredData
    | summarize Count = count() by user_email
    | where Count > threshold
    | project user_email;
filteredData  
| where user_email in (users)
| extend TargetEmail = user_email, IPAddress = metadata.ip_address, Provider = metadata.provider
customDetails:
  Provider: Provider
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/NordPass/Analytics Rules/nordpass_user_login_failed.yaml
query: |
  let threshold = 2;
  let filteredData = materialize(
      NordPassEventLogs_CL
      | where event_type == "login" and action == "user_login_failed"
  );
  let users = filteredData
      | summarize Count = count() by user_email
      | where Count > threshold
      | project user_email;
  filteredData  
  | where user_email in (users)
  | extend TargetEmail = user_email, IPAddress = metadata.ip_address, Provider = metadata.provider  
requiredDataConnectors:
- dataTypes:
  - NordPassEventLogs_CL
  connectorId: NordPass
incidentConfiguration:
  createIncident: false
relevantTechniques:
- T1110
- T1556.003
kind: Scheduled
name: NordPass - User fails authentication
tactics:
- CredentialAccess
severity: High
entityMappings:
- fieldMappings:
  - identifier: MailboxPrimaryAddress
    columnName: TargetEmail
  entityType: Mailbox
- fieldMappings:
  - identifier: Address
    columnName: IPAddress
  entityType: IP
displayName: User fails authentication
triggerOperator: gt
description: |
    This will alert you if a user fails to log in to their NordPass account or SSO authentication three or more times in the last 24 hours.
queryFrequency: 5m
triggerThreshold: 2
queryPeriod: 1d
version: 1.0.0
id: 27b261dc-68f3-489a-944f-bc252e0c1960