Highly Sensitive Password Accessed

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Id	b39e6482-ab7e-4817-813d-ec910b64b26e
Rulename	Highly Sensitive Password Accessed
Description	This rule will monitor access to highly sensitive passwords. Within the Watchlist called ‘LastPass’ define passwords which are deemed highly sensitive (such as password to a high privileged application). When an activity is observed against such password, an incident is created.
Severity	Medium
Tactics	CredentialAccess Discovery
Techniques	T1555 T1087
Required data connectors	LastPass
Kind	Scheduled
Query frequency	1h
Query period	1h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/LastPass/Analytic Rules/HighlySensitivePasswordAccessed.yaml
Version	1.0.0
Arm template	b39e6482-ab7e-4817-813d-ec910b64b26e.json

KQL

let watchlist = (_GetWatchlist("LastPass") | project name);
LastPassNativePoller_CL
| where Data_s in (watchlist)
| extend AccountCustomEntity = Username_s, IPCustomEntity = IP_Address_s, URLCustomEntity = Data_s

YAML

version: 1.0.0
queryFrequency: 1h
tactics:
- CredentialAccess
- Discovery
relevantTechniques:
- T1555
- T1087
triggerOperator: gt
name: Highly Sensitive Password Accessed
description: |
  'This rule will monitor access to highly sensitive passwords.
  Within the Watchlist called 'LastPass' define passwords which are deemed highly sensitive (such as password to a high privileged application).
  When an activity is observed against such password, an incident is created.'  
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/LastPass/Analytic Rules/HighlySensitivePasswordAccessed.yaml
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: AccountCustomEntity
    identifier: Name
- entityType: IP
  fieldMappings:
  - columnName: IPCustomEntity
    identifier: Address
- entityType: URL
  fieldMappings:
  - columnName: URLCustomEntity
    identifier: Url
status: Available
id: b39e6482-ab7e-4817-813d-ec910b64b26e
triggerThreshold: 0
kind: Scheduled
eventGroupingSettings:
  aggregationKind: AlertPerResult
queryPeriod: 1h
requiredDataConnectors:
- connectorId: LastPass
  dataTypes:
  - LastPassNativePoller_CL
severity: Medium
query: |
  let watchlist = (_GetWatchlist("LastPass") | project name);
  LastPassNativePoller_CL
  | where Data_s in (watchlist)
  | extend AccountCustomEntity = Username_s, IPCustomEntity = IP_Address_s, URLCustomEntity = Data_s

ARM