Suspicious data encryption

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

Impact (TA0040)

ATT&CK Technique

Data Encrypted for Impact (T1486)

Severity

Low

Description

Known applications were used to encrypt data within a machine's local file system.

Attacker's Goals

Damage or hide data on the local file system.

Investigative actions

  • Check if the action was done using an automation service.
  • Check if there are any other suspicious activities originated from the same machine/executing user.