""ET TROJAN MassLogger Client Data Exfil SMTP""

SID: 2030809

Revision: 3

Class Type: trojan-activity

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_07_27, deployment Perimeter, malware_family MassLogger, performance_impact Low, signature_severity Major, updated_at 2020_08_28

Reference:

  • md5

  • 862b6b45307a816ac1e3321ec66b212d

Protocol: tcp

Source Network: $HOME_NET

Source Port: any

Destination Network: $EXTERNAL_NET

Destination Port: [25,26,587]

Flow: established,to_server

Contents:

  • Value: "Subject|3a 20|MassLogger|20 7c 20|"

Within:

PCRE:

Special Options:

  • fast_pattern

source