Hi welcome to daniweb, there is a good chance that this is malware of some kind. Please do the following:
Please download Malwarebytes' Anti-Malware (MBA-M) to your Desktop.
* DoubleClick mbam-setup.exe and follow the prompts to install MBA-M.
* Be sure a checkmark is placed next to Update Malwarebytes' Anti-Malware and Launch Malwarebytes' Anti-Malware, then click Finish.
* If an update is found, it will download and install the latest version.
* Once the program has loaded, select Perform full scan, then click Scan.
* When the scan is complete, click OK, then Show Results to view the results.
* Be sure that everything is checked, and click Remove Selected.
* When MBA-M finishes, Notepad will open with the log. Please save it where you can find it easily. The log can also be opened by going to Start > All Programs > Malwarebytes' Anti-Malware > Logs > log-date.txt.
Reboot the computer.
Please Run the ESET Online Scanner and attach the ScanLog with your post for assistance.
* You will need to use Internet Explorer to to complete this scan.
* You will need to temporarily Disable your current Anti-virus program.
* Be sure the option to Remove found threats is checked and the option to Scan unwanted applications is Checked.
* When you have completed that scan, a scanlog ought to have been created and located at C:\Program Files\EsetOnlineScanner\log.txt. Please post that log for us as directed below.
Reboot the computer.
Download and run a System Scan with HiJackThis and Save the log.
Post back here with the MBA-M log, the ESET log and the HiJackThis log.
Judy
