ET MALWARE Observed Async RAT Related Domain (undjsj .duckdns .org in TLS SNI)

SID: 2052745Rev: 18 viewsHistory

Sourceet/open

CreatedMay 17, 2024

UpdatedMay 17, 2024

Classificationtrojan-activity

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Async RAT Related Domain (undjsj .duckdns .org in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".undjsj.duckdns.org"; endswith; fast_pattern; reference:url,twitter.com/karol_paciorek/status/1791056351843500196; classtype:trojan-activity; sid:2052745; rev:1; metadata:created_at 2024_05_17, malware_family AsyncRAT, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_05_17, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)

References

url	twitter.com/karol_paciorek/status/1791056351843500196

Metadata

created at2024_05_17

malware familyAsyncRAT

confidenceHigh

signature severityMajor

tagDescription_Generated_By_Proofpoint_Nexus

updated at2024_05_17

mitre tactic idTA0011

mitre tactic nameCommand_And_Control

mitre technique idT1071

mitre technique nameApplication_Layer_Protocol

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