Rule History

SID: 2049863 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1 • Dec 28, 2023, 12:00 PM

Message:

ET ADWARE_PUP SimpleHelp Remote Access Software Activity

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET ADWARE_PUP SimpleHelp Remote Access Software Activity"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"-version.txt?time="; fast_pattern; http.user_agent; content:"JWrapperDownloader"; bsize:18; http.header_names; content:!"Referer"; reference:url,www.deepinstinct.com/blog/muddywater-en-able-spear-phishing-with-new-ttps; classtype:pup-activity; sid:2049863; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_12_28, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_12_28; target:src_ip;)

Created:

Dec 28, 2023, 12:00 PM

Updated:

Dec 28, 2023, 12:00 PM

DB Created:

Dec 28, 2023, 10:00 PM

DB Updated:

Aug 18, 2025, 8:35 PM

Filename:

rules/emerging-adware_pup.rules