Suspicious ICMP packet

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 one of the following data sources:
    • Palo Alto Networks Platform Logs
      OR
    • XDR Agent

Detection Modules

ATT&CK Tactic

Command and Control (TA0011)

ATT&CK Technique

Protocol Tunneling (T1572)

Severity

Low

Description

An ICMP router advertisement was sent by a host.

Attacker's Goals

Make the victim change his routing table.

Investigative actions

Investigate why the source host sent an ICMP router advertisement and if it changed the destination target routing table.

Variations

Suspicious ICMP packet that resemble an ICMP redirect attack

Synopsis

ATT&CK Tactic

Command and Control (TA0011)

ATT&CK Technique

Protocol Tunneling (T1572)

Severity

Informational

Description

ICMP redirect was sent by a user.

Attacker's Goals

Make the victim change his routing table.

Investigative actions

Investigate why the source host sent an ICMP router advertisement and if it changed the destination target routing table.