alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Mermaid Ransomware Variant CnC? Activity M3"; flow:established,to_server; content:"GET"; http_method; urilen:>60; content:".php?"; http_uri; content:"=ID:_"; http_uri; distance:0; content:"___Key|3a|___"; http_uri; distance:0; fast_pattern; http_header_names; content:"|0d 0a|Host|0d 0a|Connection|0d 0a 0d 0a|"; metadata: former_category MALWARE; classtype:trojan-activity; sid:2029321; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag Ransomware, signature_severity Major, created_at 2020_01_24, updated_at 2020_01_24;)

Added 2020-01-24 19:12:25 UTC


Topic revision: r1 - 2020-01-25 - TWikiGuest
 
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