Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE [ANY.RUN] WhiteSnake Stealer Reporting Request (Outbound)"; flow:established,to_server; http.method; content: "PUT"; http.uri; content: "|40|"; content: "_report.wsr"; fast_pattern; endswith; http.header_names; content:"|0d 0a|Host|0d 0a|Content-Length|0d 0a|Expect|0d 0a|"; content:!"|0d 0a|Referer|0d 0a|"; content:!"|0d 0a|User-Agent|0d 0a|"; http.request_body; content:"WSR$"; depth: 4; reference:url,app.any.run/tasks/0b0e6ff6-afa1-4645-811a-f1f8bd54952f/; reference:md5,aeccba3e22db4978ae4e754ce940568c; classtype:credential-theft; sid:2045868; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_05_25, deployment Perimeter, malware_family Gurcu, malware_family WhiteSnake, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_25, reviewed_at 2025_07_14; target:src_ip;)