Alsid LSASS Memory

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Id	3acf5617-7c41-4085-9a79-cc3a425ba83a
Rulename	Alsid LSASS Memory
Description	Searches for OS Credentials dumping attacks
Severity	High
Tactics	CredentialAccess
Techniques	T1003.001
Required data connectors	AlsidForAD
Kind	Scheduled
Query frequency	2h
Query period	2h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Alsid For AD/Analytic Rules/LSASSMemory.yaml
Version	1.0.1
Arm template	3acf5617-7c41-4085-9a79-cc3a425ba83a.json

KQL

afad_parser
| where MessageType == 2 and Codename == "OS Credential Dumping: LSASS Memory"
| extend HostName = tostring(split(Host, '.', 0)[0]), DnsDomain = tostring(strcat_array(array_slice(split(Host, '.'), 1, -1), '.'))

YAML

version: 1.0.1
tactics:
- CredentialAccess
relevantTechniques:
- T1003.001
entityMappings:
- fieldMappings:
  - identifier: HostName
    columnName: HostName
  - identifier: DnsDomain
    columnName: DnsDomain
  entityType: Host
triggerThreshold: 0
name: Alsid LSASS Memory
queryFrequency: 2h
triggerOperator: gt
kind: Scheduled
description: |
    'Searches for OS Credentials dumping attacks'
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Alsid For AD/Analytic Rules/LSASSMemory.yaml
requiredDataConnectors:
- dataTypes:
  - AlsidForADLog_CL
  connectorId: AlsidForAD
severity: High
query: |
  afad_parser
  | where MessageType == 2 and Codename == "OS Credential Dumping: LSASS Memory"
  | extend HostName = tostring(split(Host, '.', 0)[0]), DnsDomain = tostring(strcat_array(array_slice(split(Host, '.'), 1, -1), '.'))  
queryPeriod: 2h
id: 3acf5617-7c41-4085-9a79-cc3a425ba83a
status: Available

ARM