Globally uncommon high entropy process was executed

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

Defense Evasion (TA0005)

ATT&CK Technique

Obfuscated Files or Information (T1027)

Severity

Informational

Description

A process with high entropy and a globally uncommon hash was executed.

Attacker's Goals

Adversaries may attempt to make an executable difficult to discover or analyze by compressing, encrypting, encoding, or otherwise obfuscating its contents.

Investigative actions

Check if the process' file is either compressed, encrypted, obfuscated or packed.