""ET CURRENT_EVENTS TA444 Domain in TLS SNI (online-processing .online)""

SID: 2049580

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_12_06, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag TA444, updated_at 2023_12_06, reviewed_at 2024_08_19

Reference:

• Link

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: "online-processing.online"

Within: 1

PCRE: "/^(?:\x00\x18|.\x2e)online-processing.online/R"

Special Options:

source