ET MALWARE Observed Remcos Related Domain (meetre1ms .freeddns .org in TLS SNI)

SID: 2052854Rev: 11 viewsHistory

Sourceet/open

CreatedMay 23, 2024

UpdatedMay 23, 2024

Classificationtrojan-activity

alert tls $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Observed Remcos Related Domain (meetre1ms .freeddns .org in TLS SNI)"; flow:established,to_server; tls.sni; dotprefix; content:".meetre1ms.freeddns.org"; endswith; fast_pattern; reference:url,twitter.com/karol_paciorek/status/1793596358819274815; classtype:trojan-activity; sid:2052854; rev:1; metadata:tls_state plaintext, created_at 2024_05_23, deployment Perimeter, malware_family Remcos, confidence High, signature_severity Major, updated_at 2024_05_23, 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/1793596358819274815

Metadata

tls stateplaintext

created at2024_05_23

deploymentPerimeter

malware familyRemcos

confidenceHigh

signature severityMajor

updated at2024_05_23

mitre tactic idTA0011

mitre tactic nameCommand_And_Control

mitre technique idT1071

mitre technique nameApplication_Layer_Protocol

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