Source: http://packetstormsecurity.org/files/115908/sysret.rar
This is proof of concept code that demonstrates the Microsoft Windows kernel (Intel/x64) SYSRET vulnerability as described in MS12-042. The shellcode disables code signing and will grant NT SYSTEM privileges to a specified application or already running process.
Exploit-DB mirror: http://www.exploit-db.com/sploits/20861.rar
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