Alsid LSASS Memory

Back


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
id: 3acf5617-7c41-4085-9a79-cc3a425ba83a
relevantTechniques:
- T1003.001
requiredDataConnectors:
- connectorId: AlsidForAD
  dataTypes:
  - AlsidForADLog_CL
triggerOperator: gt
entityMappings:
- fieldMappings:
  - columnName: HostName
    identifier: HostName
  - columnName: DnsDomain
    identifier: DnsDomain
  entityType: Host
name: Alsid LSASS Memory
queryFrequency: 2h
triggerThreshold: 0
description: |
    'Searches for OS Credentials dumping attacks'
status: Available
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Alsid For AD/Analytic Rules/LSASSMemory.yaml
queryPeriod: 2h
severity: High
kind: Scheduled
tactics:
- CredentialAccess
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), '.'))

ARM