ET MALWARE SiameseKitten/Lyceum/Hexane MSIL/Shark CnC Activity (Download)
Sourceet/open
CreatedNovember 9, 2021
UpdatedNovember 9, 2021
Classificationcommand-and-control
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE SiameseKitten/Lyceum/Hexane MSIL/Shark CnC Activity (Download)"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"xrtf&qi="; fast_pattern; reference:url,www.accenture.com/us-en/blogs/cyber-defense/iran-based-lyceum-campaigns; classtype:command-and-control; sid:2034368; rev:1; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_11_09, deployment Perimeter, malware_family Shark, performance_impact Low, confidence High, signature_severity Major, tag LYCEUM, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_11_09;)
Metadata
affected productWindows_XP_Vista_7_8_10_Server_32_64_Bit
attack targetClient_Endpoint
created at2021_11_09
deploymentPerimeter
malware familyShark
performance impactLow
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2021_11_09
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