alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN Possible APT Sarhurst/Husar/Hussarini/Hassar CnC? Command Response"; flow:from_server,established; content:"200"; http_stat_code; file_data; content:""; depth:7; content:""; distance:0; fast_pattern; content:""; distance:0; isdataat:!1,relative; pcre:"/^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{4})<\/CHECK>/"; metadata: former_category TROJAN; reference:url,www.fortinet.com/blog/threat-research/hussarini---targeted-cyber-attack-in-the-philippines.html; classtype:trojan-activity; sid:2027708; 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 2019_07_15, updated_at 2019_07_15;)

Added 2019-07-15 19:05:23 UTC


Topic revision: r1 - 2019-07-15 - TWikiGuest
 
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