alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET SCADA ICONICS WebHMI ActiveX Stack Overflow"; flow:to_client,established; content:"D25FCAFC-F795-4609-89BB-5F78B4ACAF2C"; nocase; content:"SetActiveXGUID"; distance:0; pcre:"/<OBJECT\s+[^>]*classid\s*=\s*[\x22\x27]?\s*clsid\s*\x3a\s*\x7B?\s*D25FCAFC-F795-4609-89BB-5F78B4ACAF2C/si"; reference:url,www.security-assessment.com/files/documents/advisory/ICONICS_WebHMI.pdf; reference:url,www.exploit-db.com/exploits/17240/; classtype:attempted-user; sid:2012787; rev:4; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2011_05_04, deployment Perimeter, confidence High, signature_severity Major, tag ActiveX, updated_at 2019_07_26;)