""ET INFO Redirect via HTTP 300 to URI Shortening Service (rb .gy) with Fragment Identifier""

SID: 2047708

Revision: 1

Class Type: misc-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2023_08_23, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Minor, updated_at 2023_08_23, reviewed_at 2023_08_23

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "30" Depth: 2

  • Value: "Location|3a 20|http"

  • Value: "rb.gy/"

  • Value: "#"

Within: 1

PCRE: "/^Location\x3a\x20https?\x3a\x2f\x2f(?:www.)?rb.gy\/[a-z0-9]{5}#/Hmi"

Special Options:

  • http_stat_code

  • http_header

  • nocase

  • http_header

  • fast_pattern

  • nocase

  • http_header

source