""ET CURRENT_EVENTS Credit Card Skimmer Domain in TLS SNI (marketexpert .site)""

SID: 2055569

Revision: 1

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2024_08_28, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Exploit_Kit, updated_at 2024_08_28

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: "marketexpert.site"

Within: 1

PCRE: "/^(?:\x00\x11|.\x2e)marketexpert.site/R"

Special Options:

source