""ET INFO Redirect via HTTP 300 to URI Shortening Service (sprl .in)""

SID: 2047709

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 Informational, updated_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: "sprl.in/"

Within:

PCRE: "/^Location\x3a\x20[^\r\n]+sprl.in\///Hmi"

Special Options:

  • http_header

source