alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET ACTIVEX ChilkatHttp ActiveX 2.3 Arbitrary Files Overwrite"; flow:to_client,established; content:"B973393F-27C7-4781-877D-8626AAEDF119"; nocase; pcre:"/.*\.(ini|exe|dll|bat|com|cab|txt)/Ri"; content:"SaveLastError"; nocase; reference:bugtraq,28546; reference:url,www.milw0rm.com/exploits/5338; classtype:web-application-attack; sid:2008099; rev:9; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, confidence Medium, signature_severity Major, tag ActiveX, updated_at 2019_09_27;)