ET MALWARE Win64/Rozena.TD Variant CnC Activity (GET)

Query · suricata

flow:established,to_server;
urilen:20;
http.method;
content:"GET";
http.uri;
content:"/api/auth/poral/log";
isdataat:!2,relative; fast_pattern;
pcre:"/^\d$/R";
http.referer;
content:"http|3a 2f 2f|www|2e|baidu|2e|com|2f|"; bsize:21;
Raw source ET MALWARE Win64/Rozena.TD Variant CnC Activity (GET) · Suricata
Esc
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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE Win64/Rozena.TD Variant CnC Activity (GET)";
    flow:established,to_server;
    urilen:20;
    http.method;
    content:"GET";
    http.uri;
    content:"/api/auth/poral/log";
    isdataat:!2,relative; fast_pattern;
    pcre:"/^\d$/R";
    http.referer;
    content:"http|3a 2f 2f|www|2e|baidu|2e|com|2f|"; bsize:21;
    reference:md5,2f910aa8d487f4fd97b8009282aa5e2c;
    reference:url,twitter.com/malwrhunterteam/status/1660577135033982976;
    classtype:trojan-activity;
    sid:2045830; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2023_05_23, deployment Perimeter, malware_family Win64_Rozena_TD, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_23;
)

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