ET MALWARE Hakbit/Thanos Ransomware Exfil via FTP

Query · suricata

flow:established,to_server;
content:"STOR "; depth:5;
content:"/UserName="; distance:0;
content:"_MachineName="; distance:0; fast_pattern;
content:"_"; distance:0;
Raw source ET MALWARE Hakbit/Thanos Ransomware Exfil via FTP · 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 ftp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Hakbit/Thanos Ransomware Exfil via FTP";
    flow:established,to_server;
    content:"STOR "; depth:5;
    content:"/UserName="; distance:0;
    content:"_MachineName="; distance:0; fast_pattern;
    content:"_"; distance:0;
    classtype:trojan-activity;
    sid:2030156; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_05_12, deployment Perimeter, confidence High, signature_severity Major, tag Ransomware, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_05_12, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;
)

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