🐾 - 🚨 Suspicious TLS Certificate including .com TLD in issuer informations - Possible Qbot 👿 C2 Server

SID: 3300666Rev: 110 views
Sourcepawpatrules
CreatedJune 26, 2023
UpdatedJune 23, 2023
Classificationtrojan-activity
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"🐾 - 🚨 Suspicious TLS Certificate including .com TLD in issuer informations - Possible Qbot 👿 C2 Server"; flow:established,to_client; tls.cert_issuer; content:"C="; startswith; pcre:"/CN=[a-z0-9]{1,}.*com/"; content:".com"; endswith; content:!"CN=www."; content:!"CN=4fastssl.com"; content:!"CN=SSL.com"; content:!"CN=Izenpe.com"; content:!"CN=SSLs.com"; content:!"CN=example.com"; fast_pattern; tls.cert_subject; content:"C="; startswith; pcre:"/CN=[a-z0-9]{1,}.*com/"; content:".com"; endswith; reference:url,https://malpedia.caad.fkie.fraunhofer.de/details/win.qakbot; reference:url,https://www.torproject.org/; metadata:created_at 2023_06_26, updated_at 2023_06_23; sid:3300666; rev:11; classtype:trojan-activity;)

References

urlhttps://malpedia.caad.fkie.fraunhofer.de/details/win.qakbot
urlhttps://www.torproject.org/

Metadata

created at2023_06_26
updated at2023_06_23

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