""ET INFO Observed DNS Over HTTPS Domain (ns .data .haus in TLS SNI)""

SID: 2050674

Revision: 1

Class Type: misc-activity

Metadata: attack_target Client_Endpoint, created_at 2024_02_01, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2024_02_01

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 443

Flow: established,to_server

Contents:

  • Value: "|16|" Depth: 1

  • Value: "|01|"

  • Value: "|00 00 0c|ns.data.haus"

Within:

PCRE:

Special Options:

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