ET MALWARE Unk.VBSLoader Retrieving Payload

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:".png?uid=VwBpAG4AZABvAHcAcwAgAEQAZQBmAGUAbgBkAGUAcg"; fast_pattern;
http.header_names;
content:!"Referer";
Raw source ET MALWARE Unk.VBSLoader Retrieving Payload · 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 $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Unk.VBSLoader Retrieving Payload";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:".png?uid=VwBpAG4AZABvAHcAcwAgAEQAZQBmAGUAbgBkAGUAcg"; fast_pattern;
    http.header_names;
    content:!"Referer";
    reference:md5,f1864d53ba7512471182cd100fb96c4b;
    classtype:trojan-activity;
    sid:2030148; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_05_11, deployment Perimeter, confidence High, signature_severity Major, updated_at 2020_11_17;
)

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