Possible collection of screen captures with Windows Problem Steps Recorder

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

Detection Modules

ATT&CK Tactic

Collection (TA0009)

ATT&CK Technique

Screen Capture (T1113)

Severity

Medium

Description

Windows Problem Steps Recorder (psr.exe), can record screen and clicks. Adversaries may abuse psr.exe to create screen captures and collect them afterward.

Attacker's Goals

Evading security controls and collecting screen captures of the desktop.

Investigative actions

  • Check the causality of execution and if the TSS script was executed (Microsoft Troubleshooting Script).
  • If output parameters in the command line are executed by the user.
  • If the parent process is known in the organization as a support tool.