Versions (3)
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Rev: 4 • Apr 3, 2022, 12:00 PMStamus Networks MS-RPRN service - RpcSendRecvBidiData
alert smb any any -> $HOME_NET any (msg:"Stamus Networks MS-RPRN service - RpcSendRecvBidiData"; flow:to_server, established; dcerpc.iface:12345678-1234-ABCD-EF00-0123456789AB; dcerpc.opnum:97; flowbits:set,stamus.rprn.service.RpcSendRecvBidiData; metadata:lateral_key dcerpc.iface, lateral_function RpcSendRecvBidiData, lateral_asset src_ip, stamus_classification lateral, provider Stamus, created_at 2022_04_03, updated_at 2024_08_05, source smb_lateral, signature_severity Informational; target:dest_ip; sid:3115581; rev:4; reference:url,https://learn.microsoft.com/en-us/openspecs/windows_protocols/ms-rprn/848b8334-134a-4d02-aea4-03b673d6c515; reference:url,https://www.stamus-networks.com/blog/new-open-ruleset-for-detecting-lateral-movement-with-suricata; reference:url,https://www.stamus-networks.com/blog/threat-hunting-with-the-open-lateral-movement-ruleset-for-suricata;)
Apr 3, 2022, 12:00 PM
Aug 5, 2024, 12:00 PM
Nov 14, 2022, 9:22 PM
May 29, 2025, 11:31 PM
rules/stamus-lateral.rules