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;)