""ET TROJAN Win32/Phorpiex Template 9 Active - Outbound Malicious Email Spam""

SID: 2045229

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2023_04_27, deployment Perimeter, deployment Internal, confidence High, signature_severity Major, tag SpamBot, updated_at 2024_08_27

Reference:

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: [25,26,465,587]

Flow: established,to_server

Contents:

  • Value: "Subject|3a 20|"

  • Value: "some|20|bad|20|news"

  • Value: "my|20|private|20|"

  • Value: "|20|Bitcoin|20 28|BTC|29|"

Within:

PCRE: "/^(malware|trojan)/R"

Special Options:

  • fast_pattern

  • nocase

  • nocase

  • nocase

source