1) You may have downloaded it knowingly or unknowingly mistaking it to be something else.
2) It may have automatically downloaded while you were visiting some harmful website
3) Your computer may have a trojan virus which in turn downloads such an application.

Recently I have noticed that the malware authors are also keeping track of the removal instructions published on the internet. As soon as they think that the malware is exposed, they change the file/folder names and the locations where they are saved on the hard disk. So keeping this in mind you will require the latest information of the malware in order to be able to remove it. You can find latest reports of this rogue on this link

If you happen to have the rogue installer, you can submit it to threatexpert site and get it analyzed. That will help you to get the precise information about the virus.

Family

I have categorized this rogue application as nsProcess.dll group. You can find information of other rogue applications belonging to this group on this link

Website Info

[safetykeeper.com]

Do you feel like complaining to someone?

If you have incurred financial losses due to or have any other grievance towards this website [safetykeeper.com]

You can send a complaint to the ICANN Registrar of this website, eNom INC.

Strangly eNom considers Spam as the only form of abuse that a website may commit. Anyway this is the web based form where you can report a website registered by them

You can send a complaint to the Web Host of this website, "Serverconnect I Norrland" in Stockholm, Sweden.

This page on their site is their contact form.

Trying System Restore

If you know the duration since your computer is infected, you can try to restore your computer at a prior date, that will work like a miracle in removing the infection

• Using System Restore in windows XP
  • Using System Restore in windows Vista

Free removal tools

• Special tools to remove a single virus or a family of virus.
• Free Online virus scanners
• Fully functioning antivirus/ antispyware

• Free tools for windows XP
  
  
  • Free tools for windows Vista

Manual Removal

These are the steps to be taken, if you want to or need to remove the infected files manually

Boot in safe mode

Sometimes you will not be able to delete a file even if you find it, in that case you should boot in safe mode and then try to delete it/ them.

• How to boot in safe in windows XP

• How to boot in safe mode in windows Vista

Remove Processes from Task Manager

Press Ctrl Shift Esc to open Task Manager. See in the list of the processes for a processe/s named "SafetyKeeper.exe" and another process with a random name, for example , these are the exe files added by this virus on a single computer, and all these names are semi-randomly generated. These files were found in C:\Windows folder.

10302sp51z19.exe
11970z5y7f89.exe
135459ozm414.exe
1458downlozder15819.exe
155cbackdz9r1483.exe
17494s5a9bot62z.exe
18986zr5j439.exe
18z55wor97d9.exe
19439nzt-5-virus6.exe
19585not-a-virusz87.exe
198zadd5are53.exe
1bf05zeal2932.exe
1ce0vzr50739.exe
205909z5us40a.exe
21370tro9zaa5.exe
24795nzt-a-virus66f9.exe
24841sp9mboz537.exe
252dthiefz4399.exe
259z0spy61a5.exe

select if found and press the End Process button, confirm and then close the Task Manager. There would also be a random exe file, you will have to use Windows Defender to see the path of a currently running program/ process and its publisher, so as to differentiate malware processes from processes belonging to legitimate publishers. You may find such processes listed under Unknown Publisher in Windows Defender.

• How to use Windows Defender in windows XP
  
  
  • How to use Windows Defender in windows Vista

• How to use Sysinternal's Process Explorer

Removing entry from windows startup

The system configuration can be started in xp and in vista by typing msconfig in the run box/ start menu search box. In xp by clicking on Start > run . The windows startup is reversible, therefore you can check / uncheck any entry from windows startup any number of times.

After the system configuration window is open, Click on the Startup tab, that will list all the programs that are scheduled to start with windows. Expand the middle column using your mouse pointer so that you can see the full path of the program. Locate and uncheck "SafetyKeeper" and an exe file with a random name as listed above (look for any other suspicious names) Press Apply , Press Close/Ok , Select "Exit without restart" at the next prompt.

Disabling a Service

This malware creates a windows service named SafetyKeeperSvc. While still in the windows configuration utility, click on the services tab. Hide All the Microsoft services by checking in the box, and then look for a name SafetyKeeperSvc, uncheck the box in front of its name if found, and the press Apply, press Ok, and restrat the computer at the next prompt.

View Hidden Files

Before you could delete SafetyKeeper and its associated files you need to search for them, and before doing that you need to enable to view hidden files and folders

• How to Enable to View Hidden Files and Folders in Windows XP
  • How to Enable to View Hidden Files and Folders in Windows Vista

Deleting files

After restarting the computer, use the windows search utility to search for "SafetyKeeper. This search will find all its folders on the hard disk , delete the folders from the hard disk.

Run CCleaner

After deleting SafetyKeeper and its associated files , as there will be leftover entries in the windows regitry. CCleaner is a free temp files/registry cleaner, that will automatically clean the registry as well as remove the temp files . Click here to read more

Edit Registry

if you are comfortable in using the regedit command. You can search and delete keys mentioning "SafetyKeeper" ans SafetyKeeperSvc from the registry.You can find the registry modifications in any of the reports mentioned in the begining of this article.

• How to edit registry in windows XP
  • How to edit registry in windows Vista

More Problems

If you are unable to open Task Manager, registry editor, System Restore, Folder Options etc

If the virus has disabled them. There are free tools and techniques to solve this problem. They are listed here.

Tools for Windows XP

Tools for Windows Vista

Use the System File Checker

If you want to make sure that the windows system files are not altered by the virus, and in case if they are altered then to repair them.

• How to run System File Checker utility in windows XP
  • How to run System File Checker utility in windows Vista

Unable to access security related sites

Using Firewall

Check your firewall for any suspicious communication from your computer to the internet and block it using firewall.