""ET USER_AGENTS Suspicious User-Agent (chrome)""

SID: 2030624

Revision: 2

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2020_07_30, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2020_07_30

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "User-Agent|3a 20|chrome|0d 0a|"

Within:

PCRE:

Special Options:

  • fast_pattern

  • http_header

source