ET HUNTING Suspicious Self Signed SSL Certificate CN of common Possible SSL CnC
Sourceet/open
CreatedOctober 26, 2011
UpdatedJuly 26, 2019
Classificationcommand-and-control
alert tcp $EXTERNAL_NET 443 -> $HOME_NET any (msg:"ET HUNTING Suspicious Self Signed SSL Certificate CN of common Possible SSL CnC"; flow:established,from_server; content:"|16 03|"; content:"|0b|"; within:7; content:"common1|1b|0"; classtype:command-and-control; sid:2013805; rev:4; metadata:attack_target Client_Endpoint, created_at 2011_10_26, deployment Perimeter, confidence Medium, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2019_07_26;)
Metadata
attack targetClient_Endpoint
created at2011_10_26
deploymentPerimeter
confidenceMedium
signature severityMajor
tagSSL_Malicious_Cert
updated at2019_07_26
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