alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET TROJAN Observed Malicious SSL Cert (IcedID? CnC?)"; flow:established,from_server; content:"|09 00 b9 5a 68 02 24 e5 3e 2e|"; fast_pattern; content:"|55 04 03|"; content:"|06|Server"; distance:1; within:7; metadata: former_category TROJAN; reference:url,securityintelligence.com/new-banking-trojan-icedid-discovered-by-ibm-x-force-research; reference:md5,de4ef2e24306b35d29891b45c1e3fbfd; classtype:trojan-activity; sid:2024979; 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 2017_11_13, performance_impact Moderate, updated_at 2017_11_13;)

Added 2017-11-13 16:23:08 UTC


Topic revision: r1 - 2017-11-13 - TWikiGuest
 
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