Rule History

SID: 2001815 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 9 • Jul 30, 2010, 12:00 PM

Message:

ET DELETED Spambot Suspicious 220 Banner on Local Port

Rule:

alert tcp $HOME_NET !21:587 -> any any (msg:"ET DELETED Spambot Suspicious 220 Banner on Local Port"; flow:established; content:"220 "; offset:0; depth:4; tag:session, 20, packets; classtype:non-standard-protocol; sid:2001815; rev:9; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)

Created:

Jul 30, 2010, 12:00 PM

Updated:

Jul 26, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-deleted.rules