SID: 2049462

Revision: 1

Class Type: trojan-activity

Metadata: attack_target Client_Endpoint, created_at 2023_12_04, deployment Perimeter, former_category MALWARE, performance_impact Low, confidence Low, signature_severity Major, updated_at 2023_12_04

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: "MetaeMailSecurity.com"

Within: 1

PCRE: "/^(?:\x00\x15|.\x2e)MetaeMailSecurity.com/R"

Special Options:

source