Scheduled Task hidden by registry modification

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

ATT&CK Tactic

Defense Evasion (TA0005)

ATT&CK Technique

Severity

Low

Description

Attackers may try to hide a Scheduled Task by deleting the Scheduled Task's software descriptor (SD) value in the registry.

Attacker's Goals

Adversaries may hide their malicious Scheduled Task to evade detection.

Investigative actions

  • Check the appropriate Scheduled Task to verify its legitimacy.
  • You can also check the executing executable to verify its purpose.