alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET TROJAN CoreDn? CnC? Checkin M2"; flow:established,to_server; content:"GET"; http_method; content:"/lib.asp?search="; http_uri; fast_pattern; pcre:"/^[a-z0-9]{5,30}$/RUi"; http_accept; content:"*/*"; http_accept_enc; content:"gzip, deflate"; http_header_names; content:!"Referer"; content:!"Cache"; metadata: former_category TROJAN; reference:url,blog.talosintelligence.com/2019/01/fake-korean-job-posting.html; classtype:trojan-activity; sid:2026866; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, deployment Perimeter, tag APT, signature_severity Major, created_at 2019_01_31, malware_family CoreDn?, performance_impact Low, updated_at 2019_01_31;)

Added 2019-01-31 18:04:43 UTC



This topic: Main > 2026866
Topic revision: r1 - 2019-01-31 - TWikiGuest
 
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