Run downloaded script using pipe

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-18
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

Command and Scripting Interpreter: Unix Shell (T1059.004)

Severity

Informational

Description

Downloading a script using wget or curl and executing it using a pipe to a shell.

Attacker's Goals

Attackers may try to download a script using wget or curl.

Investigative actions

Check whether the executing process is benign, and if this was a desired behavior as part of its normal execution flow.

Variations

Run downloaded script using pipe in a Kubernetes pod

Synopsis

ATT&CK Tactic

Execution (TA0002)

ATT&CK Technique

Command and Scripting Interpreter: Unix Shell (T1059.004)

Severity

Informational

Description

Downloading a script using wget or curl and executing it using a pipe to a shell.

Attacker's Goals

Attackers may try to download a script using wget or curl.

Investigative actions

Check whether the executing process is benign, and if this was a desired behavior as part of its normal execution flow.