alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET EXPLOIT_KIT Possible MSFVenom Exploit via Browser"; flow:established,to_client; file_data; content:"<script"; within:12; content:"ARR_SIZE ="; distance:0; content:"function search_corrupted_array()"; distance:0; content:"//msfvenom -p"; distance:0; fast_pattern; content:"windows/exec cmd="; within:20; classtype:exploit-kit; sid:2028940; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_11_05, deployment Perimeter, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_11_05;)