alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET PHISHING Generic Credential Phish Landing Page 2022-10-03"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/?email="; startswith; content:"&response_type=code"; distance:0; content:"&scope="; distance:0; content:"&state=OpenIdConnect.AuthenticationProperties"; distance:0; content:"&response_mode=form_post&nonce="; distance:0; fast_pattern; content:"&redirect_uri="; content:"admin.microsoft.com"; distance:0; content:"landing"; distance:0; content:"&mkt="; distance:0; content:"&client-request-id="; distance:0; content:"&x-client-SKU="; distance:0; content:"&x-client-ver="; distance:0; content:"&sso_reload=trueSSSSSSS"; endswith; content:!"&client_id="; classtype:credential-theft; sid:2039081; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_10_03, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_10_03;)