CiscoISE - Attempt to delete local store logs

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Id	b6549a28-d61c-476e-b350-4404352ee427
Rulename	CiscoISE - Attempt to delete local store logs
Description	Detects when attempt to delete local store logs failed.
Severity	Medium
Tactics	DefenseEvasion
Techniques	T1070
Required data connectors	SyslogAma
Kind	Scheduled
Query frequency	5m
Query period	5m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cisco ISE/Analytic Rules/CiscoISEAttempDeleteLocalStoreLogs.yaml
Version	1.0.3
Arm template	b6549a28-d61c-476e-b350-4404352ee427.json

KQL

let lbtime = 5m;
CiscoISEEvent
| where TimeGenerated > ago(lbtime)
| where EventId == '59103'
| project TimeGenerated, DvcHostname, DvcIpAddr, DstUserName
| extend HostCustomEntity = DvcHostname
| extend IPCustomEntity = DvcIpAddr
| extend AccountCustomEntity = DstUserName

YAML

triggerOperator: gt
queryFrequency: 5m
requiredDataConnectors:
- connectorId: SyslogAma
  datatypes:
  - Syslog
relevantTechniques:
- T1070
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: FullName
    columnName: AccountCustomEntity
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: IPCustomEntity
- entityType: Host
  fieldMappings:
  - identifier: FullName
    columnName: HostCustomEntity
query: |
  let lbtime = 5m;
  CiscoISEEvent
  | where TimeGenerated > ago(lbtime)
  | where EventId == '59103'
  | project TimeGenerated, DvcHostname, DvcIpAddr, DstUserName
  | extend HostCustomEntity = DvcHostname
  | extend IPCustomEntity = DvcIpAddr
  | extend AccountCustomEntity = DstUserName  
triggerThreshold: 0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cisco ISE/Analytic Rules/CiscoISEAttempDeleteLocalStoreLogs.yaml
queryPeriod: 5m
name: CiscoISE - Attempt to delete local store logs
status: Available
kind: Scheduled
description: |
    'Detects when attempt to delete local store logs failed.'
id: b6549a28-d61c-476e-b350-4404352ee427
version: 1.0.3
tactics:
- DefenseEvasion
severity: Medium

ARM