""ET TROJAN TA401 Domain in TLS SNI (jessicakphillips .icu)""

SID: 2048702

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_10_19, deployment Perimeter, performance_impact Low, confidence High, signature_severity Critical, tag TA401, updated_at 2023_10_19, reviewed_at 2023_11_02

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|"

  • Value: "|00|"

  • Value: "jessicakphillips.icu"

Within: 1

PCRE: "/^(?:\x00\x14|.\x2e)jessicakphillips.icu/R"

Special Options:

source