我用木马杀客和微软的Windows Defender都查出了在F盘WINDOWS\Installer\68da6c.msi下有木马，不过无法删：

以下是报告。

Category:
Spyware

Description:
This program has potentially unwanted behavior.

Advice:
Remove this software immediately.

Resources:
regkey:
HKCU@S-1-5-21-1873363398-1158903941-3698187583-500\software\3721

file:
C:\WINDOWS\Installer\68da6c.msi->(MSI Stream 63)->(WiseSfx)->(wise0019)

file:
C:\WINDOWS\Installer\68da6c.msi->(MSI Stream 63)->(WiseSfx)->(wise0018)

file:
C:\WINDOWS\Installer\68da6c.msi->(MSI Stream 63)->(WiseSfx)->(wise0017)

file:
C:\WINDOWS\Installer\68da6c.msi->(MSI Stream 63)->(WiseSfx)->(wise0016)

file:
F:\System Volume Information\_restore{F4E28266-5B76-48BF-AFB4-431B85B359C3}\RP245\A0071767.exe->(WiseSfx)->(wise0019)

file:
F:\System Volume Information\_restore{F4E28266-5B76-48BF-AFB4-431B85B359C3}\RP245\A0071767.exe->(WiseSfx)->(wise0018)

file:
F:\System Volume Information\_restore{F4E28266-5B76-48BF-AFB4-431B85B359C3}\RP245\A0071767.exe->(WiseSfx)->(wise0017)

file:
F:\System Volume Information\_restore{F4E28266-5B76-48BF-AFB4-431B85B359C3}\RP245\A0071767.exe->(WiseSfx)->(wise0016)

View more information about this item online
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请问该如何删除？我查了百度，有人说是要关了系统还原，可是我是WIN 2003企业版的，没有系统还原功能。

我用EWIDO分析启动项，找到一个怪怪的：

应用程序        位置                                  路径

%1  %*        Registry\HKCR\exefile\shell\runas      %1  %*

这是什么启动程序？

谢谢