alert tcp $EXTERNAL_NET any -> $HOME_NET 445 (msg:"GPL NETBIOS SMB-DS msqueue bind attempt"; flow:established,to_server; content:"|00|"; depth:1; content:"|FF|SMB%"; within:5; distance:3; byte_test:1,!&,128,6,relative; content:"&|00|"; within:2; distance:56; content:"|5C|PIPE|5C 00|"; distance:4; nocase; byte_jump:2,-17,relative,from_beginning,little; content:"|05|"; distance:4; within:1; byte_test:1,!&,16,3,relative; content:"|0B|"; within:1; distance:1; content:"|B0 01|R|97 CA|Y|D0 11 A8 D5 00 A0 C9 0D 80|Q"; within:16; distance:29; flowbits:set,smb.tree.bind.msqueue; flowbits:noalert; reference:cve,2003-0995; reference:url,www.eeye.com/html/Research/Advisories/AD20030910.html; reference:url,www.microsoft.com/technet/security/bulletin/MS03-026.mspx; classtype:protocol-command-decode; sid:2103168; rev:4; metadata:created_at 2010_09_23, cve CVE_2003_0995, confidence Medium, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)