""ET CURRENT_EVENTS Generic Mailer Accessed on External Compromised Server""

SID: 2031029

Revision: 2

Class Type: trojan-activity

Metadata: affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2020_10_19, deployment Perimeter, signature_severity Major, tag Phishing, updated_at 2020_10_19

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

• Value: ""

• Value: "<form id=|22|form1|22 20|name=|22|form1|22 20|method=|22|post|22|"

• Value: "<input type=|22|hidden|22 20|name=|22|vai|22|"

Within:

PCRE:

Special Options:

• file_data

• fast_pattern

• nocase

• nocase

source