Win32.KeyStart  is a particularly virulent spyware application that has the ability to enter a targeted machine and then grant access to other attackers.  Classified as a backdoor Trojan, Win32.KeyStart will download and install other malicious programs onto our PC if allowed to persist on there.  All of your stored personal and financial data is at risk of being misappropriated for ill purposes.

AKA:
Backdoor.Win32.KeyStart.cb
Trojan.Win32.KeyStart
Backdoor.Win32.KeyStart.e

Related Files:
85f4.tmp
D51CDB98.EXE

Category:
Backdoor
RAT

Recommended Action:
Remove at once.

For manual removal, try the following:
Locate and delete registry keys:
[HKEY_USERS.DEFAULTAppEventsSchemesAppsExplorerEmptyRecycleBin.Current] o (Default) = “”
[HKEY_USERS.DEFAULTAppEventsSchemesAppsExplorerNavigating.Current] o (Default) = “”
[HKEY_CURRENT_USERAppEventsSchemesAppsExplorerEmptyRecycleBin.Current]o (Default) = “”
[HKEY_CURRENT_USERAppEventsSchemesAppsExplorerNavigating.Current] o (Default) = “”

Then delete other files:

%SYSTEMROOT%tempd0c4.tmp
%SYSTEMROOT%temp85f4.tmp
If manual removal is not in your repertoire of computer skills then a safer and more reliable system may be in order.  ZookaWare PC Cleaner offers protection from spyware by detecting and removing spyware in just a few minutes.
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