""ET INFO HTTP Request to a *.date domain""

SID: 2032983

Revision: 1

Class Type: bad-unknown

Metadata: attack_target Client_Endpoint, created_at 2021_05_18, deployment Perimeter, performance_impact Low, signature_severity Informational, updated_at 2021_05_18

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: ".date|0d 0a|"

Within:

PCRE: "/^Host\x3a\x20[^\r\n]+.date/Hmi"

Special Options:

  • fast_pattern

  • http_header

source