Versions (4)
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Rev: 1 • Aug 25, 2023, 12:00 PMET HUNTING WebDAV Retrieving .dll
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING WebDAV Retrieving .dll"; flow:established,to_server; http.method; content:"PROPFIND"; http.uri; content:".dll"; endswith; http.user_agent; content:"Microsoft-WebDAV-MiniRedir/"; startswith; fast_pattern; http.header_names; content:!"Referer"; classtype:bad-unknown; sid:2047743; rev:1; metadata:attack_target Client_Endpoint, created_at 2023_08_25, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_08_25, reviewed_at 2023_08_25; target:src_ip;)
Aug 25, 2023, 12:00 PM
Aug 25, 2023, 12:00 PM
Sep 21, 2024, 3:00 AM
Aug 19, 2025, 9:35 PM
rules/emerging-hunting.rules