Rule History

SID: 2009533 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 9 • Jul 30, 2010, 12:00 PM

Message:

ET MALWARE Keylogger Pro Update Check

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Keylogger Pro Update Check"; flow:established,to_server; http.method; content:"POST"; nocase; http.request_body; content:"<root><clnt>"; content:"</clnt><code>CheckUpdate</code>"; nocase; fast_pattern; pcre:"/<root><clnt>\d{8}-\d{4}-\d{4}-\d{4}-[0-9A-F]{12}</clnt><code>CheckUpdate</code>/"; reference:url,vil.nai.com/vil/content/v_130975.htm; classtype:trojan-activity; sid:2009533; rev:9; metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_13;)

Created:

Jul 30, 2010, 12:00 PM

Updated:

Mar 13, 2024, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Oct 6, 2025, 4:34 PM

Filename:

rules/emerging-malware.rules