Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Brosql Stealer Browser Cookie Exfil"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/api/userID/"; startswith; fast_pattern; content:"/file/"; distance:0; content:"_cookie.db"; endswith; http.request_body; content:"SQLite format 3"; startswith; http.content_type; content:"application/octet-stream"; http.header_names; content:!"|0d 0a|Referer|0d 0a|"; nocase; reference:md5,895e2eda726065f323f3723a2d1d8c23; reference:url,rmceoin.github.io/malware-analysis/phish1/; reference:url,infosec.exchange/@rmceoin/111790568800236297; classtype:trojan-activity; sid:2050285; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_01_22, deployment Perimeter, malware_family Stealer, performance_impact Low, confidence High, signature_severity Critical, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_22, reviewed_at 2025_01_06;)