""ET INFO DYNAMIC_DNS HTTP Request to a softether .net Domain""

SID: 2048269

Revision: 2

Class Type: misc-activity

Metadata: affected_product Any, attack_target Client_and_Server, created_at 2023_09_26, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Informational, updated_at 2024_08_08

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: $HTTP_PORTS

Flow: established,to_server

Contents:

  • Value: "softether.net"

Within:

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

Special Options:

  • nocase

  • http_header

  • fast_pattern

source