Globally uncommon process execution from a signed process

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

Execution (TA0002)

ATT&CK Technique

User Execution (T1204)

Severity

Informational

Description

A signed process has executed a process that, on a global level, it usually doesn't execute.

Attacker's Goals

Unusual processes may be executed for various purposes, including exfiltration, lateral movement, etc.

Investigative actions

  • Check if the actor process was injected or loaded a suspicious DLL before the alert.
  • Check if the process execution and connections are legitimate.

Variations

Globally uncommon process execution from a signed process from a known vendor

Synopsis

ATT&CK Tactic

Execution (TA0002)

ATT&CK Technique

User Execution (T1204)

Severity

Medium

Description

A signed process has executed a process that, on a global level, it usually doesn't execute.

Attacker's Goals

Unusual processes may be executed for various purposes, including exfiltration, lateral movement, etc.

Investigative actions

  • Check if the actor process was injected or loaded a suspicious DLL before the alert.
  • Check if the process execution and connections are legitimate.


Globally rare process execution from a signed process

Synopsis

ATT&CK Tactic

Execution (TA0002)

ATT&CK Technique

User Execution (T1204)

Severity

Medium

Description

A signed process has executed a process that, on a global level, it usually doesn't execute.

Attacker's Goals

Unusual processes may be executed for various purposes, including exfiltration, lateral movement, etc.

Investigative actions

  • Check if the actor process was injected or loaded a suspicious DLL before the alert.
  • Check if the process execution and connections are legitimate.


Globally uncommon process execution from an injected thread in a signed process

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

An injected thread in a signed process has executed a process that, on a global level, it usually doesn't execute.

Attacker's Goals

Unusual processes may be executed for various purposes, including exfiltration, lateral movement, etc.

Investigative actions

  • Check if the actor process was injected or loaded a suspicious DLL before the alert.
  • Check if the process execution and connections are legitimate.