ET MALWARE Globe Imposter Ransomware Activity (GET)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/tOldHSYW|3f 3f|"; startswith; fast_pattern;
content:"="; distance:0;
http.user_agent;
content:"Mozilla/4.0 (compatible|3b 20|MSIE 6.0|3b 20|Windows NT 5.0)"; bsize:50;
http.header_names;
content:!"Referer|0d 0a|";
target:src_ip;
Raw source ET MALWARE Globe Imposter Ransomware 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 Globe Imposter Ransomware Activity (GET)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/tOldHSYW|3f 3f|"; startswith; fast_pattern;
    content:"="; distance:0;
    http.user_agent;
    content:"Mozilla/4.0 (compatible|3b 20|MSIE 6.0|3b 20|Windows NT 5.0)"; bsize:50;
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:md5,08689da62546801384be10acd8111c04;
    reference:md5,3c701aa97f42c4861ea2c371d6f7e32f;
    reference:url,www.sentinelone.com/blog/recent-tzw-campaigns-revealed-as-part-of-globeimposter-malware-family/;
    classtype:trojan-activity;
    sid:2045630; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2023_05_10, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_10;
    target:src_ip;
)

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