ET ATTACK_RESPONSE Fake MS Office Lure Containing Powershell Inbound (M1)

Query · suricata

flow:established,to_client;
http.response_body;
content:"tnemucod|20|siht|20|fo|20|yalpsid|20|enilffo|20|tcerroc|20|troppus|20|ton|20|seod|20|resworb|20|ruoY"; fast_pattern;
Raw source ET ATTACK_RESPONSE Fake MS Office Lure Containing Powershell Inbound (M1) · 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 ATTACK_RESPONSE Fake MS Office Lure Containing Powershell Inbound (M1)";
    flow:established,to_client;
    http.response_body;
    content:"tnemucod|20|siht|20|fo|20|yalpsid|20|enilffo|20|tcerroc|20|troppus|20|ton|20|seod|20|resworb|20|ruoY"; fast_pattern;
    reference:md5,540c0453cbece4161cf4c39f0bd24694;
    classtype:trojan-activity;
    sid:2056088; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, tls_state plaintext, created_at 2024_09_23, deployment Perimeter, confidence High, signature_severity Major, updated_at 2024_09_23;
)

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