adding default

This commit is contained in:
patel-bhavin
2021-09-27 14:04:21 -07:00
parent c2af0659c1
commit 00cb3cd69d
2 changed files with 61 additions and 0 deletions
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name: Remcos client registry install entry
id: f2a1615a-1d63-11ec-97d2-acde48001122
version: 1
date: '2021-09-24'
author: Rod Soto
type: TTP
datamodel:
- Endpoint
description: This search detects registry key license at host where Remcos RAT agent is installed.
search: '| tstats `security_content_summariesonly` count values(Registry.registry_key_name)
as registry_key_name values(Registry.registry_path) as registry_path min(_time)
as firstTime max(_time) as lastTime FROM datamodel=Endpoint.Registry where (Registry.registry_path=*\\Software\\Remcos*)|
`security_content_ctime(lastTime)` | `security_content_ctime(firstTime)` | `drop_dm_object_name(Registry)` | `remcos_client_registry_install_entry_filter`'
how_to_implement: In order to successfully implement this search, you need to be ingesting
logs with the TargetObject registry key, registry Details from your endpoints.
If you are using Sysmon, you must have at least version 6.0.4 of the Sysmon TA.
known_false_positives: unknown
references:
- https://attack.mitre.org/software/S0332/
tags:
analytic_story:
- Remcos
dataset:
- https://github.com/splunk/attack_data/blob/master/datasets/malware/remcos/remcos_panel_client/agent_license.log
kill_chain_phases:
- Exploitation
mitre_attack_id:
- T1112
product:
- Splunk Enterprise
- Splunk Enterprise Security
- Splunk Cloud
required_fields:
- _time
- Registry.registry_path
- Registry.registry_key_name
security_domain: endpoint
impact: 90
confidence: 100
# (impact * confidence)/100
risk_score: 90
context:
message: A registry entry $registry_path$ with registry value $registry_key_name$
related to Remcos RAT in host $dest$
observable:
name: dest
type: Hostname
role:
- Victim
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name: Remcos client registry install entry Unit Test
tests:
- name: Remcos client registry install entry
file: endpoint/remcos_client_registry_install_entry.yml
pass_condition: '| stats count | where count > 0'
earliest_time: '-15d'
latest_time: 'now'
attack_data:
- file_name: agent_license.log
data: https://github.com/splunk/attack_data/blob/master/datasets/malware/remcos/remcos_panel_client/agent_license.log
source: XmlWinEventLog:Microsoft-Windows-Sysmon/Operational
sourcetype: xmlwineventlog