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SID: 2015835 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 8Oct 23, 2012, 12:00 PM

ET MALWARE Smoke Loader C2 Response

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Smoke Loader C2 Response"; flow:established,to_client; http.content_len; bsize:1; content:"4"; file.data; content:"Smk"; startswith; fast_pattern; pcre:"/^\d+[\r\n]*?$/Rs"; classtype:command-and-control; sid:2015835; rev:8; metadata:created_at 2012_10_23, signature_severity Major, updated_at 2024_02_23;)

Oct 23, 2012, 12:00 PM

Feb 23, 2024, 12:00 PM

Sep 21, 2024, 3:00 AM

May 30, 2025, 12:04 AM

rules/emerging-malware.rules