ET PHISHING Possible Chalbhai (Multibrand) Phishing Landing 2018-05-10

alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET PHISHING Possible Chalbhai (Multibrand) Phishing Landing 2018-05-10";
    flow:established,to_client;
    file_data;
    content:"function unhideBody()"; nocase; fast_pattern;
    content:"bodyElems"; distance:0;
    pcre:"/^\s*=\s*document\s*\.\s*getElementsByTagName\s*\(\s*[\x22\x27]body[\x22\x27]/Ri";
    content:"bodyElems[0]"; distance:0;
    pcre:"/^\s*\.\s*style\s*\.\s*visibility\s*=\s*[\x22\x27]visible[\x22\x27]/Ri";
    content:"style=|22|visibility:hidden|22 20|onload=|22|unhideBody()|22|"; nocase; distance:0;
    content:"<div id=|22|image1|22 20|style=|22|position|3a|absolute|3b 20|overflow|3a|hidden|3b 20|left|3a|"; nocase; distance:0;
    classtype:social-engineering;
    sid:2025653; rev:1;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2018_05_10, deployment Perimeter, confidence Medium, signature_severity Minor, tag Phishing, updated_at 2019_07_26;
)