Denied Access To Remote Desktop

testmedium
log source: windows · securityauthor Pushkarev Dmitrydate 2020-06-27
01

description

What this is, in brief.

This event is generated when an authenticated user who is not allowed to log on remotely attempts to connect to this computer through Remote Desktop. Often, this event can be generated by attackers when searching for available windows servers in the network.

02

tags

attack.lateral-movementattack.t1021.001
03

rule source (YAML)

title: Denied Access To Remote Desktop
id: 8e5c03fa-b7f0-11ea-b242-07e0576828d9
status: test
description: |
  This event is generated when an authenticated user who is not allowed to log on remotely attempts to connect to this computer through Remote Desktop.
  Often, this event can be generated by attackers when searching for available windows servers in the network.
references:
    - https://www.ultimatewindowssecurity.com/securitylog/encyclopedia/event.aspx?eventid=4825
author: Pushkarev Dmitry
date: 2020-06-27
modified: 2021-11-27
tags:
    - attack.lateral-movement
    - attack.t1021.001
logsource:
    product: windows
    service: security
detection:
    selection:
        EventID: 4825
    condition: selection
falsepositives:
    - Valid user was not added to RDP group
level: medium
04

detects techniques (1)

ATT&CK techniques this enables or maps to.

05

references

External citations — patches, advisories, analysis.