Virus warning?

Full Path: c:\users\fyrst_000\downloads\start8_setup.exe
Threat: WS.Reputation.1
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On computers as of 
Not Available

Last Used 
4/23/2013 at 5:09:28 PM

Startup Item 
No

Launched 
No

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Unknown
Number of users in the Norton Community that have used this file: Unknown
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Unknown
This file release is currently not known.
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Medium
This file risk is medium.
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Threat Details
Threat type: Insight Network Threat. There are many indications that this file is untrustworthy and therefore not safe
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https://stardock.cachefly.net/Start8_setup.exe

Downloaded File start8_setup.exeThreat name: WS.Reputation.1
fromcachefly.net

file origin tree



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File Actions
start8_setup.exe
Removed

Avg. Resource Usage:
Unknown

Avg. CPU Usage:
Unknown

Avg. Memory Usage:
Unknown

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File Thumbprint - SHA:
dc44405ca4d207d68ae5a456dc6bf9eb64cd0313da468582f849794e4906b25d
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File Thumbprint - MD5:
f3901e72c971d85824e70280790a3712
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This is just Norton being stupid.

If they know nothing about a file they like to claim it might be a virus. I will let you imagine what incentive they might have for making their users think they are saving them from a non existent threat.

It is perfectly safe to ignore it.