ET MALWARE Maze/ID Ransomware Activity

Query · suricata

flow:established,to_server;
urilen:>1;
http.method;
content:"POST";
http.user_agent;
content:"Mozilla/5.0 (Windows NT 6.1|3b 20|WOW64|3b 20|Trident/7.0|3b 20|AS|3b 20|rv|3a|11.0) like Gecko"; depth:72; endswith; fast_pattern;
http.request_body;
pcre:"/^[\x20-\x7e\r\n]{0,20}[^\x20-\x7e\r\n]/";
Raw source ET MALWARE Maze/ID Ransomware Activity · 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 -> [92.63.0.0/16,91.218.114.0/24,149.56.245.196] any (
    msg:"ET MALWARE Maze/ID Ransomware Activity";
    flow:established,to_server;
    urilen:>1;
    http.method;
    content:"POST";
    http.user_agent;
    content:"Mozilla/5.0 (Windows NT 6.1|3b 20|WOW64|3b 20|Trident/7.0|3b 20|AS|3b 20|rv|3a|11.0) like Gecko"; depth:72; endswith; fast_pattern;
    http.request_body;
    pcre:"/^[\x20-\x7e\r\n]{0,20}[^\x20-\x7e\r\n]/";
    reference:md5,f83fb9ce6a83da58b20685c1d7e1e546;
    reference:md5,9823800f063a1d4ee7a749961db7540f;
    classtype:trojan-activity;
    sid:2027392; rev:6;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2019_05_29, deployment Perimeter, malware_family Maze_Ransomware, confidence High, signature_severity Major, tag Ransomware, tag Maze, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_11_17, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;
)

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