Rule History

SID: 2041920 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 1 • Dec 6, 2022, 12:00 PM

Message:

ET MALWARE GCleaner Downloader Activity M8

Rule:

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE GCleaner Downloader Activity M8"; flow:established,to_server; http.uri; content:".php?sub="; fast_pattern; content:"=mix"; content:"stream="; reference:md5,780099266c4cf79fbf344297b0a4e29e; classtype:trojan-activity; sid:2041920; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_12_06, deployment Perimeter, malware_family GCleaner, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_12_07;)

Created:

Dec 6, 2022, 12:00 PM

Updated:

Dec 7, 2022, 12:00 PM

DB Created:

Dec 12, 2022, 1:00 AM

DB Updated:

Aug 27, 2025, 9:35 PM

Filename:

rules/emerging-malware.rules