A user connected a new USB storage device to a host

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-04
Category
Analytics Alert Reference
Order
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

1 Day

Required Data

  • Requires:
    • XDR Agent
  • Requires:
    • eXtended Threat Hunting (XTH)

Detection Modules

Identity Threat Module

ATT&CK Tactic

ATT&CK Technique

Severity

Informational

Description

A user connected a new USB storage device that was not seen for this user and host in the last 30 days.

Attacker's Goals

The attacker may use a USB storage device connection for data exfiltration or data collection.

Investigative actions

Investigate the USB storage device related process and file events to determine if it was used for legitimate purposes or malicious activity.