alert tcp any any -> any any (msg:"ATTACK AD [PTsecurity] PrintNightmare attempt (CVE-2021-1675)"; flow:established, to_server; content:"|05 00 00|"; depth:119; content:"|00 00|"; distance:15; within:2; content:"|00 27 00|"; distance:1; within:3; flowbits:isset, DCERPC.IREMOTEWINSPOOL.Bind; threshold:type limit, track by_dst, count 1, seconds 60; reference:url, github.com/gentilkiwi/mimikatz/releases/tag/2.2.0-20210709; reference:cve, 2021-1675; reference:url, rules.ptsecurity.com; classtype:attempted-admin; sid:10006625; rev:5;)