alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET DELETED Possible Hex Obfuscation of Javascript Declaration Within PDF File - Likely Hostile"; flow:established,to_client; content:"PDF-"; depth:300; content:"|2f|"; distance:0; content:"|4a|"; distance:1; within:2; content:"|61|"; distance:1; within:2; content:"|76|"; distance:1; within:2; content:"|61|"; distance:1; within:2; content:"|73|"; distance:1; within:2; content:"|63|"; distance:1; within:2; content:"|72|"; distance:1; within:2; content:"|69|"; content:"|70|"; distance:1; within:2; content:"|74|"; distance:1; within:2; classtype:misc-activity; sid:2010880; rev:3; metadata:created_at 2010_07_30, signature_severity Unknown, updated_at 2019_07_26;)