alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN Win32/IcedID WebSocket? Request M2"; flow:established,to_server; content:"GET"; http_method; content:"/data3.php?"; http_uri; depth:11; fast_pattern; pcre:"/^[0-9A-F]{16}$/RU"; content:"|0d 0a|Upgrade|3a 20|websocket|0d 0a|Connection|3a 20|Upgrade|0d 0a|"; http_header; http_header_names; content:"|0d 0a|Host|0d 0a|Upgrade|0d 0a|Connection|0d 0a|Sec-WebSocket-Version|0d 0a|Sec-WebSocket-Key|0d 0a 0d 0a|"; metadata: former_category MALWARE; reference:md5,977a264f70acf703333f298019c3abd4; classtype:trojan-activity; sid:2028955; 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_11_08, malware_family IcedID?, performance_impact Moderate, updated_at 2019_11_08;)

Added 2019-11-08 18:30:49 UTC


Topic revision: r1 - 2019-11-08 - TWikiGuest
 
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