alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/Bitshifter Ransomware CnC? Checkin"; flow:established,to_server; content:"GET"; http_method; content:".php?root="; http_uri; fast_pattern; content:"Accept|3a 20|text/plain|0d 0a|"; http_header; content:!"Accept-"; http_header; content:"|20|HTTP/1.0|0d 0a|Host|3a|"; content:!"Referer|3a|"; http_header; pcre:"/\.php\?root=[a-f0-9]{16}$/U"; metadata: former_category TROJAN; reference:md5,d01229914a6b57387e2c963e3aadbc1f; classtype:trojan-activity; sid:2024489; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2017_07_21, malware_family Ransomware, malware_family Bitshifter, performance_impact Moderate, updated_at 2017_07_21;)

Added 2017-08-07 21:19:52 UTC


alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/Bitshifter Ransomware CnC? Checkin"; flow:established,to_server; content:"GET"; http_method; content:".php?root="; http_uri; fast_pattern; content:"Accept|3a 20|text/plain|0d 0a|"; http_header; content:!"Accept-"; http_header; content:"|20|HTTP/1.0|0d 0a|Host|3a|"; content:!"Referer|3a|"; http_header; pcre:"/\.php\?root=[a-f0-9]{16}$/U"; reference:md5,d01229914a6b57387e2c963e3aadbc1f; classtype:trojan-activity; sid:2024489; rev:2;)

Added 2017-07-21 16:46:33 UTC


Topic revision: r1 - 2017-08-08 - TWikiGuest
 
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