""ET TROJAN UAC-006 Domain in TLS SNI (ukr-net-download-files-php-name .ru)""

SID: 2048492

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_10_06, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag UAC_006, updated_at 2023_10_06, reviewed_at 2023_11_08

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 22|ukr-net-download-files-php-name.ru"

Within: 8

PCRE:

Special Options:

• fast_pattern

source