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SID: 2036353 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 1Apr 25, 2022, 12:00 PM

ET INFO File Sharing Domain in DNS Lookup (drive .protonmail .com)

alert dns $HOME_NET any -> any any (msg:"ET INFO File Sharing Domain in DNS Lookup (drive .protonmail .com)"; dns.query; content:"drive.protonmail.com"; nocase; bsize:20; classtype:bad-unknown; sid:2036353; rev:1; metadata:attack_target Client_Endpoint, created_at 2022_04_25, deployment Perimeter, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_04_25;)

Apr 25, 2022, 12:00 PM

Apr 25, 2022, 12:00 PM

Sep 21, 2024, 3:00 AM

Sep 3, 2025, 8:34 PM

rules/emerging-info.rules