#alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Observed Malicious SSL Cert (BrushaLoader? CnC?) 2019-05-30"; flow:established,to_client; tls_cert_subject; content:"CN=halatest.info"; tls_cert_issuer; content:"C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3"; metadata: former_category CURRENT_EVENTS; reference:url,twitter.com/Racco42/status/1134214372996390913; classtype:trojan-activity; sid:2027414; 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_05_31, malware_family BrushaLoader?, performance_impact Low, updated_at 2019_05_31;)

Added 2019-08-15 20:33:42 UTC


alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"ET CURRENT_EVENTS Observed Malicious SSL Cert (BrushaLoader? CnC?) 2019-05-30"; flow:established,to_client; tls_cert_subject; content:"CN=halatest.info"; tls_cert_issuer; content:"C=US, O=Let's Encrypt, CN=Let's Encrypt Authority X3"; metadata: former_category TROJAN; reference:url,twitter.com/Racco42/status/1134214372996390913; classtype:trojan-activity; sid:2027414; 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_05_31, malware_family BrushaLoader?, performance_impact Low, updated_at 2019_05_31;)

Added 2019-05-31 18:38:11 UTC


Topic revision: r1 - 2019-08-16 - TWikiGuest
 
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