A suspicious executable with multiple file extensions was created

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

ATT&CK Technique

Severity

Medium

Description

An executable file with multiple extensions was created. This technique is frequently used to disguise malware as user content.

Attacker's Goals

Bypassing defenses and/or tricking the user into executing a file that seems like a trustworthy file.

Investigative actions

Investigate the actor process and the file created to determine if it was used for legitimate purposes or malicious activity.