Rule History

SID: 2030247 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 2 • Jun 3, 2020, 12:00 PM

Message:

ET WEB_CLIENT Generic Email Spoofing Tool Accessed on External Compromised Server

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Generic Email Spoofing Tool Accessed on External Compromised Server"; flow:established,to_client; file.data; content:"<title>Email Spoofer"; content:"id=|22|title|22|>Email Spoofer"; content:"id=|22|from|22 20|placeholder=|22 20|Email Spoofed"; content:"id=|22|name|22 20|placeholder=|22|Name Spoofed"; content:"var mailist = $(|22|#to|22|).val().split("; classtype:web-application-attack; sid:2030247; rev:2; metadata:affected_product Web_Server_Applications, attack_target Web_Server, created_at 2020_06_03, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_06_03;)

Created:

Jun 3, 2020, 12:00 PM

Updated:

Jun 3, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 18, 2025, 8:36 PM

Filename:

rules/emerging-web_client.rules