alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE [PTsecurity] Tinba Checkin 4"; flow:established,to_server; flowbits:set,ET.Tinba.Checkin; http.method; content:"POST"; http.header; header_lowercase; content:"content-length|3a 20|157"; nocase; fast_pattern; http.request_body; content:"|00 80 00 00 00|"; offset:24; depth:5; http.header_names; to_lowercase; content:!"|0d 0a|content-type|0d 0a|"; nocase; content:!"|0d 0a|accept"; nocase; content:!"|0d 0a|referer|0d 0a|"; nocase; content:!"|0d 0a|user-agent|0d 0a|"; nocase; reference:md5,ade4d8f0447dac5a8edd14c3d44f410d; classtype:command-and-control; sid:2024659; rev:6; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_09_04, deployment Perimeter, malware_family Tinba, performance_impact Low, confidence High, signature_severity Major, tag Banker, updated_at 2024_04_29;)