alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Bitter RAT HTTP CnC? Beacon M2"; flow:established,to_server; content:"GET"; http_method; content:".php?TIe="; http_uri; fast_pattern; pcre:"/^[a-zA-Z0-9\x21\x2a\x2f\x2e\x3b\x3a\x5b\x5d]+$/RU";content:!"User-Agent|3a|"; http_header; content:!"Accept"; http_header; content:!"Referer"; http_header; threshold: type both, count 5, seconds 120, track by_src; metadata: former_category TROJAN; reference:url,; reference:md5,cc58dd8592555ff6275196e62af3242e; classtype:trojan-activity; sid:2025198; rev:2; metadata:created_at 2018_01_11, updated_at 2018_01_11;)

Added 2018-01-11 16:21:35 UTC

Topic revision: r1 - 2018-01-11 - TWikiGuest
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