ET MALWARE ELF/Miner Loader Activity M1 (GET)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/.mini/.report_system"; bsize:21; fast_pattern;
http.user_agent;
content:"curl/"; startswith;
http.header_names;
content:!"Referer";
Raw source ET MALWARE ELF/Miner Loader Activity M1 (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 ELF/Miner Loader Activity M1 (GET)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/.mini/.report_system"; bsize:21; fast_pattern;
    http.user_agent;
    content:"curl/"; startswith;
    http.header_names;
    content:!"Referer";
    reference:url,www.bitdefender.com/blog/labs/how-we-tracked-a-threat-group-running-an-active-cryptojacking-campaign;
    reference:md5,92ea08fb8af71468bd74d19b1b9994cd;
    classtype:trojan-activity;
    sid:2033367; rev:1;
    metadata:affected_product Linux, attack_target Linux_Unix, created_at 2021_07_21, deployment Perimeter, malware_family ELF_Miner, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_07_21;
)

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