drop tcp $EXTERNAL_NET any -> $HOME_NET $SSH_PORT (msg:"[OPENSSH] Authentication failure for root - Brute force [5/5]"; content: "Authentication failure for root"; flowbits: set,brute_force,86400; classtype: unsuccessful-admin;program: sshd; after: track by_src, count 5, seconds 300; threshold: type limit, track by_src, count 5, seconds 300; fwsam: src, 1 day; normalize: openssh; reference: url,wiki.quadrantsec.com/bin/view/Main/5000017; sid: 5000017; rev:9;)

-- Main.Sagan-Wiki-Add - 2015-10-21

New revisions of 5000017 will be below...

drop tcp $EXTERNAL_NET any -> $HOME_NET $SSH_PORT (msg:"[OPENSSH] Authentication failure for root - Brute force [5/5]"; content: "Authentication failure for root"; flowbits: set,brute_force,21600; classtype: unsuccessful-admin;program: sshd; after: track by_src, count 5, seconds 300; threshold: type limit, track by_src, count 1, seconds 300; fwsam: src, 1 day; normalize; reference: url,wiki.quadrantsec.com/bin/view/Main/5000017; sid: 5000017; rev:12;)

-- Main.Sagan-Wiki-Add - 2016-8-30

Topic revision: r1 - 2015-10-21 - Sagan-Wiki-Add
 
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