ET MALWARE Reimageplus Ransomware Checkin

Query · suricata

flow:established,to_server;
http.request_line;
content:"GET /?computer_name="; startswith;
content:"&userName=";
content:"&allow=ransom HTTP/1.1"; endswith; fast_pattern;
Raw source ET MALWARE Reimageplus Ransomware Checkin · 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 Reimageplus Ransomware Checkin";
    flow:established,to_server;
    http.request_line;
    content:"GET /?computer_name="; startswith;
    content:"&userName=";
    content:"&allow=ransom HTTP/1.1"; endswith; fast_pattern;
    reference:md5,0e8d3afa39275492cf98dbdd7da49ce9;
    reference:url,twitter.com/malwrhunterteam/status/1304390412489166848;
    classtype:command-and-control;
    sid:2030852; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2020_09_11, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, tag Ransomware, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_11, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;
)

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