RDP Connection to localhost

Cortex XDR Analytics Alert Reference by data source

Product
Cortex XDR
Last date published
2024-12-03
Category
Analytics Alert Reference
Order
data source

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

1 Hour

Required Data

  • Requires:
    • XDR Agent

Detection Modules

Detector Tags

ATT&CK Tactic

Lateral Movement (TA0008)

ATT&CK Technique

Remote Services: Remote Desktop Protocol (T1021.001)

Severity

Medium

Description

RDP connection to localhost can be used for privilege escalation by leveraging Windows Accessibility Features.

Attacker's Goals

An attacker may initiate RDP tunneling for a more convenient and stable interface.

Investigative actions

  • Identify the process/user performing RDP and check that it is authorized.
  • Check whether the initiating process also connects to an external host.