Run downloaded script using pipe

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	1 Day
Required Data	XDR Agent
Detector Tags	Kubernetes - AGENT, Containers
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

Field	Value
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.