ET EXPLOIT_KIT Possible MSFVenom Exploit via Browser

Query · suricata

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;
Raw source ET EXPLOIT_KIT Possible MSFVenom Exploit via Browser · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
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;
)

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