Rule History

SID: 2035556 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Mar 22, 2022, 12:00 PM

Message:

ET MALWARE Arid Gopher Related User-Agent (aimxxhwpcc)

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Arid Gopher Related User-Agent (aimxxhwpcc)"; flow:established,to_server; http.user_agent; content:"aimxxhwpcc"; bsize:10; fast_pattern; reference:md5,1f1969481fe9bca52d5c01e1a093c1b8; reference:url,www.deepinstinct.com/blog/arid-gopher-the-newest-micropsia-malware-variant; classtype:trojan-activity; sid:2035556; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_03_22, deployment Perimeter, malware_family AridViper, malware_family TA401, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_22;)

Created:

Mar 22, 2022, 12:00 PM

Updated:

Mar 22, 2022, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 4, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules