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Detection rules › Kusto

Alsid Golden Ticket

Status
available
Severity
high
Time window
2h
Source
github.com/Azure/Azure-Sentinel

'Searches for Golden Ticket attacks'

MITRE ATT&CK coverage

TacticTechniques
Credential Access

Rule body

id: 21ab3f52-6d79-47e3-97f8-ad65f2cb29fb
name: Alsid Golden Ticket
description: |
    'Searches for Golden Ticket attacks'
severity: High
requiredDataConnectors:
  - connectorId: AlsidForAD
    dataTypes:
      - AlsidForADLog_CL
queryFrequency: 2h
queryPeriod: 2h
triggerOperator: gt
triggerThreshold: 0
status: Available
tactics:
  - CredentialAccess
relevantTechniques:
  - T1558.001
query: |
    afad_parser
    | where MessageType == 2 and Codename == "Golden Ticket"
    | extend HostName = tostring(split(Host, '.', 0)[0]), DnsDomain = tostring(strcat_array(array_slice(split(Host, '.'), 1, -1), '.'))
entityMappings:
  - entityType: Host
    fieldMappings:
      - identifier: HostName
        columnName: HostName
      - identifier: DnsDomain
        columnName: DnsDomain
version: 1.0.1
kind: Scheduled

Stages and Predicates

Stage 1: source

afad_parser

Stage 2: where

| where MessageType == 2 and Codename == "Golden Ticket"

Stage 3: extend

| extend HostName = tostring(split(Host, '.', 0)[0]), DnsDomain = tostring(strcat_array(array_slice(split(Host, '.'), 1, -1), '.'))

Indicators

These rows show field, operator, and value matches.

FieldKindValuesSearch
Codenameeq
  • Golden Ticket corpus 3 (kusto 3)
field:"Codename" kind:eq value:"Golden Ticket"
MessageTypeeq
  • 2 corpus 21 (kusto 21)
field:"MessageType" kind:eq value:"2"

Output fields

These fields are emitted when the rule matches.

FieldSource
DnsDomainextend
HostNameextend