alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN TrueBot?/Silence.Downloader CnC? Checkin"; flow:established,to_server; content:"POST"; http_method; content:".php"; http_uri; isdataat:!1,relative; content:"Content-Disposition|3a 20|form-data|3b 20|name=|22|file|22 3b 20|filename=|22|C|3a 5c|"; http_client_body; content:".DAT|22 3b 0d 0a|"; http_client_body; distance:0; content:"|0d 0a|Host Name|3a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20|"; http_client_body; distance:0; content:"|0d 0a|OS Name|3a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20|"; http_client_body; distance:0; content:"|0d 0a|OS Version|3a 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20|"; http_client_body; distance:0; http_header_names; content:!"Referer"; content:!"User-Agent"; content:!"Accept"; metadata: former_category TROJAN; reference:md5,c2a00949ddacfed9ed2ef83a8cb44780; classtype:trojan-activity; sid:2026559; 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 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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