""ET INFO HTTP Request to logo .clearbit .com""

SID: 2044341

Revision: 3

Class Type: misc-activity

Metadata: attack_target Client_Endpoint, created_at 2023_02_24, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2023_04_28

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "GET"

  • Value: "Host|3a 20|logo.clearbit.com|0d 0a|"

Within:

PCRE:

Special Options:

  • http_method

  • fast_pattern

  • http_header

source