Versions (4)
Version DetailsCurrent
Rev: 1 • Oct 3, 2023, 12:00 PMET MALWARE Observed BlackDolphin Ransomware Builder Cookie
alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET MALWARE Observed BlackDolphin Ransomware Builder Cookie"; flow:established,to_client; http.stat_code; content:"200"; http.cookie; content:"blackdolphin_private_session="; fast_pattern; reference:url,twitter.com/banthisguy9349/status/1708122157870444887; reference:url,twitter.com/PRODAFT/status/1706304496517697865; classtype:trojan-activity; sid:2048392; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_10_03, deployment Perimeter, confidence High, signature_severity Major, tag Ransomware, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_10_03, reviewed_at 2023_10_04, mitre_tactic_id TA0040, mitre_tactic_name Impact, mitre_technique_id T1486, mitre_technique_name Data_Encrypted_for_Impact;)
Oct 3, 2023, 12:00 PM
Oct 3, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 18, 2025, 8:35 PM
rules/emerging-malware.rules