ET PHISHING Observed DNS Query to TA452 Domain (speed-test .click)
Sourceet/open
CreatedMarch 27, 2025
UpdatedMarch 27, 2025
Classificationtrojan-activity
alert dns $HOME_NET any -> any any (msg:"ET PHISHING Observed DNS Query to TA452 Domain (speed-test .click)"; dns.query; dotprefix; content:".speed-test.click"; nocase; endswith; reference:url,www.elastic.co/security-labs/the-shelby-strategy; classtype:trojan-activity; sid:2061158; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_03_27, deployment Perimeter, confidence High, signature_severity Major, tag TA452, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_03_27;)
References
Metadata
attack targetClient_Endpoint
created at2025_03_27
deploymentPerimeter
confidenceHigh
signature severityMajor
tagDescription_Generated_By_Proofpoint_Nexus
updated at2025_03_27
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