alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN TrueBot?/Silence.Downloader Keep-Alive"; flow:established,to_server; content:"GET"; http_method; content:".php?dns="; http_uri; fast_pattern; pcre:"/^[a-f0-9]{8}$/RUs"; http_header_names; content:"|0d 0a|Host|0d 0a 0d 0a|"; depth:10; isdataat:!1,relative; metadata: former_category TROJAN; reference:md5,c2a00949ddacfed9ed2ef83a8cb44780; classtype:trojan-activity; sid:2026560; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, signature_severity Major, created_at 2018_10_29, malware_family TrueBot?, malware_family Silence_Downloader, performance_impact Moderate, updated_at 2018_10_29;)

Added 2018-10-29 18:07:10 UTC


Topic revision: r1 - 2018-10-29 - TWikiGuest
 
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