Rule History

SID: 2018893 • Source: et/open

Versions (5)

Version DetailsCurrent

Rev: 5 • Aug 5, 2014, 12:00 PM

Message:

ET MALWARE Zbot .onion Proxy DNS lookup July 31 2014

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Zbot .onion Proxy DNS lookup July 31 2014"; dns.query; content:"zxjfcvfvhqfqsrpz"; depth:16; fast_pattern; nocase; reference:md5,9c40169371adbee467587ab55a61e883; classtype:trojan-activity; sid:2018893; rev:5; metadata:created_at 2014_08_05, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_01;)

Created:

Aug 5, 2014, 12:00 PM

Updated:

Sep 1, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Dec 9, 2025, 10:34 PM

Filename:

rules/emerging-malware.rules