""ET CURRENT_EVENTS TA569 Keitaro TDS Domain in TLS SNI (draggedline .org)""

SID: 2047900

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2023_09_04, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Exploit_Kit, tag ta569, tag TDS, updated_at 2023_09_04, reviewed_at 2024_05_24

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: 443

Flow: established,to_server

Contents:

  • Value: "|16|"

  • Value: "|01|"

  • Value: "|00 00 0f|draggedline.org"

Within: 8

PCRE:

Special Options:

  • fast_pattern

source