ET MALWARE Observed APT42/TA453 Related Domain (bitly .org .il in TLS SNI)
Sourceet/open
CreatedMay 6, 2024
UpdatedMay 6, 2024
Classificationmisc-activity
alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed APT42/TA453 Related Domain (bitly .org .il in TLS SNI)"; flow:established,to_server; tls.sni; bsize:12; content:"bitly.org.il"; fast_pattern; reference:url,cloud.google.com/blog/topics/threat-intelligence/untangling-iran-apt42-operations; classtype:misc-activity; sid:2052419; rev:1; metadata:attack_target Client_Endpoint, created_at 2024_05_06, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_05_06, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1071, mitre_technique_name Application_Layer_Protocol;)
Metadata
attack targetClient_Endpoint
created at2024_05_06
deploymentPerimeter
performance impactLow
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2024_05_06
mitre tactic idTA0011
mitre tactic nameCommand_And_Control
mitre technique idT1071
mitre technique nameApplication_Layer_Protocol
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