getting BSOD 4105 randomly

[bmwmmm]

My computer has been getting random BSOD 4-5 times this past week,

please help
I have followed the instruction with SF Diagnostic file included
Thanks very much

========================================================
Problem signature:
Problem Event Name: BlueScreen
OS Version: 6.1.7601.2.1.0.256.1
Locale ID: 4105

Additional information about the problem:
BCCode: d1
BCP1: 0000000000000028
BCP2: 0000000000000002
BCP3: 0000000000000000
BCP4: FFFFF88001A106FD
OS Version: 6_1_7601
Service Pack: 1_0
Product: 256_1

Files that help describe the problem:
C:\Windows\Minidump\111613-10420-01.dmp
C:\Users\admin\AppData\Local\Temp\WER-14508-0.sysdata.xml

Read our privacy statement online:
Windows 7 Privacy Statement - Microsoft Windows

If the online privacy statement is not available, please read our privacy statement offline:
C:\Windows\system32\en-US\erofflps.txt
========================================================

 

[x BlueRobot]

You may want to purchase a legitimate copy of Windows 7.

 

[bmwmmm]

You may want to purchase a legitimate copy of Windows 7.

Thanks, I will think about that