ET MALWARE Andariel Backdoor Activity (Checkin)

Query · suricata

flow:established,to_server;
content:"HTTP|20|1.1|20|/member.php|20|SSL3.4"; fast_pattern; startswith;
Raw source ET MALWARE Andariel Backdoor Activity (Checkin) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Andariel Backdoor Activity (Checkin)";
    flow:established,to_server;
    content:"HTTP|20|1.1|20|/member.php|20|SSL3.4"; fast_pattern; startswith;
    reference:url,securelist.com/andariel-evolves-to-target-south-korea-with-ransomware/102811/;
    reference:md5,569246a3325effa11cb8ff362428ab2c;
    classtype:command-and-control;
    sid:2033146; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_06_16, deployment Perimeter, malware_family Lazarus, malware_family Andariel, confidence High, signature_severity Major, tag Backdoor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_06_16;
)

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