Rule History

SID: 2020434 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 4 • Feb 17, 2015, 12:00 PM

Message:

ET MALWARE Arid Viper APT Checkin 1

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Arid Viper APT Checkin 1"; flow:established,to_server; http.method; content:"GET"; http.uri; content:".php?name="; fast_pattern; content:"&user="; pcre:"/&user=\d+$/"; http.header; content:"|0d 0a|REMOTE_USER|3a 20|"; http.header_names; content:!"Referer|0d 0a|"; reference:url,trendmicro.com/cloud-content/us/pdfs/security-intelligence/white-papers/wp-operation-arid-viper.pdf; classtype:targeted-activity; sid:2020434; rev:4; metadata:created_at 2015_02_17, signature_severity Major, updated_at 2020_09_29;)

Created:

Feb 17, 2015, 12:00 PM

Updated:

Sep 29, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-malware.rules