alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/RCAP CnC? Checkin"; flow:established,to_server; content:"GET"; http_method; content:"/callback.php?k="; http_uri; fast_pattern; content:"&x="; http_uri; distance:0; content:"Connection|3a 20|close|0d 0a|"; http_header; content:!"Referer|3a|"; http_header; metadata: former_category TROJAN; reference:md5,3410af519f791af5f9554cbff7ece24a; classtype:trojan-activity; sid:2024984; 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_11_14, performance_impact Moderate, updated_at 2017_11_14;)

Added 2017-11-14 16:32:39 UTC

Topic revision: r1 - 2017-11-14 - TWikiGuest
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