Added detection testing service results inGet DomainPolicy with Powershell Script Block

This commit is contained in:
root
2021-08-31 11:43:10 +00:00
parent 4d4ed72a51
commit 4ecb10aff7
@@ -6,16 +6,16 @@ author: Teoderick Contreras, Splunk
type: TTP
datamodel:
- Endpoint
description: This search is to detect a possible execution of powerview pentesting tool for domain controller recon.
This search look for function Get-DomainPolicy to parse the domain policy of the targeted host.
This TTP may be a good pivot to look for credential dumping technique or lateral movement.
search: '`powershell` EventCode=4104 Message ="*Get-DomainPolicy*"
| stats count min(_time) as firstTime max(_time) as lastTime by EventCode Message ComputerName User
| `security_content_ctime(firstTime)`
description: This search is to detect a possible execution of powerview pentesting
tool for domain controller recon. This search look for function Get-DomainPolicy
to parse the domain policy of the targeted host. This TTP may be a good pivot to
look for credential dumping technique or lateral movement.
search: '`powershell` EventCode=4104 Message ="*Get-DomainPolicy*" | stats count min(_time)
as firstTime max(_time) as lastTime by EventCode Message ComputerName User | `security_content_ctime(firstTime)`
| `security_content_ctime(lastTime)` | `get_domainpolicy_with_powershell_script_block_filter`'
how_to_implement: The following Hunting analytic requires PowerShell operational logs to be imported.
Modify the powershell macro as needed to match the sourcetype or add index. This analytic is specific to 4104,
or PowerShell Script Block Logging.
how_to_implement: The following Hunting analytic requires PowerShell operational logs
to be imported. Modify the powershell macro as needed to match the sourcetype or
add index. This analytic is specific to 4104, or PowerShell Script Block Logging.
known_false_positives: unknown
references:
- https://github.com/S1ckB0y1337/Active-Directory-Exploitation-Cheat-Sheet
@@ -35,13 +35,12 @@ tags:
required_fields:
- _time
- EventCode
- Message
- ComputerName
- Message
- ComputerName
- User
security_domain: endpoint
impact: 50
confidence: 60
# (impact * confidence)/100
risk_score: 30
context:
- source:endpoint
@@ -55,4 +54,5 @@ tags:
- name: User
type: User
role:
- Victim
- Victim
automated_detection_testing: passed