Delete recon_avproduct_through_pwh_or_wmi.yml

This commit is contained in:
tccontre
2021-06-16 12:55:23 +02:00
committed by GitHub
parent 95f24e5923
commit fb287ba8a4
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name: Recon AVProduct Through Pwh or WMI
id: 28077620-c9f6-11eb-8785-acde48001122
version: 1
date: '2021-06-10'
author: Teoderick Contreras, Splunk
type: batch
datamodel:
- Endpoint
description: This search is to detect a powershell script that do a recon or checking
to the av product install on the machine. This technique is commonly seen in APT
or malware like ransomware to list all security product and disable it.
search: '`powershell` EventCode=4104 Message = "*SELECT*" AND (Message = "*AntiVirusProduct*"
OR Message = "*AntiSpywareProduct*") | stats count min(_time) as firstTime max(_time)
as lastTime by EventCode Message ComputerName User | `security_content_ctime(firstTime)`
| `security_content_ctime(lastTime)` | `recon_avproduct_through_pwh_or_wmi_filter`'
how_to_implement: To successfully implement this search, you need to be ingesting
logs with the powershell logs from your endpoints. make sure you enable needed registry
to monitor this event.
known_false_positives: network administrator may used this command for checking purposes
references:
- https://news.sophos.com/en-us/2020/05/12/maze-ransomware-1-year-counting/
tags:
analytic_story:
- Ransomware
- Malicious PowerShell
kill_chain_phases:
- Reconnaissance
mitre_attack_id:
- T1592
product:
- Splunk Enterprise
- Splunk Enterprise Security
- Splunk Cloud
required_fields:
- _time
- EventCode
- Message
- ComputerName
- User
security_domain: endpoint
automated_detection_testing: passed
dataset:
- https://media.githubusercontent.com/media/splunk/attack_data/master/datasets/honeypots/pwsh/windows-powershell.log