🐾 - 🚨 Suspicious TLS Certificate - Possible 👿 Havoc / Havokiz / Sliver 🪟 flow with C2 Server
Sourcepawpatrules
CreatedOctober 23, 2024
UpdatedOctober 23, 2024
Classificationcommand-and-control
alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"🐾 - 🚨 Suspicious TLS Certificate - Possible 👿 Havoc / Havokiz / Sliver 🪟 flow with C2 Server"; flow:to_client, stateless; tls.cert_subject; content:"CN=MyServer"; nocase; content:"O=Internet Widgits Pty Ltd"; tls.cert_issuer; content:"CN=MyServer"; nocase; content:"O=Internet Widgits Pty Ltd"; reference:url,https://malpedia.caad.fkie.fraunhofer.de/details/win.havoc; reference:url,https://malpedia.caad.fkie.fraunhofer.de/details/win.sliver; reference:url,https://github.com/BishopFox/sliver/blob/97d3da75b6e24defb3a2a97443a15a632b3a8448/server/certs/subject.go; reference:url,https://attack.mitre.org/techniques/T1071/001/; metadata:attack_target Client_and_Server, signature_severity Major, affected_product Windows_XP_Vista_7_8_10_11_Server_32_64_Bit, mitre_tactic_id TA0011, mitre_tactic_name Command_and_Control, mitre_technique_id T1071.001, mitre_technique_name Application_Layer_Protocol_Web_Protocols, former_category MALWARE, malware_family Havoc, created_at 2024_10_23, updated_at 2024_10_23; sid:3321390; rev:2; classtype:command-and-control;)
References
Metadata
attack targetClient_and_Server
signature severityMajor
affected productWindows_XP_Vista_7_8_10_11_Server_32_64_Bit
mitre tactic idTA0011
mitre tactic nameCommand_and_Control
mitre technique idT1071.001
mitre technique nameApplication_Layer_Protocol_Web_Protocols
former categoryMALWARE
malware familyHavoc
created at2024_10_23
updated at2024_10_23
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