Explorer.exe 20% cpu usage when idle

Run these programs


Download HitManPro on a clean PC

32-Bit Version OS
Download



64-Bit Version OS
Download



Save to a USB Flash Drive then plug the USB Flash Drive to the issue PC and drag the file from the USB Flash Drive to the Desktop

Right click on HitmanPro.exe and choose Run as administrator

When HitmanPro opens up click on the Next button

Click on No, I only want to perform a one-time scan to check this computer on the Setup page . Click Next once done .

Let it scan the PC once its done Click Next

Click Activate free license to start the free 30 days trial and remove all the malicious files from your computer then click Next

RogueKiller for 32bit or RogueKiller for 64bit

Click on one of the links above that goes with your Windows 7 bit versions

Save to the Desktop.

Close all windows and browsers

Right click on and choose Run as Administrator

Press: SCAN

provide the RKreport.txt (Mode: Scan) in your reply.

Run RogueKiller again and press scan and then press Delete .

Once done . Grab FRST 64 below and follow the instructions

   Warning

You will need a USB FLASH DRIVE

   Tip

Download the Tool from a non infected PC

Download Farbar Recovery Scan Tool

Choose one that goes with your OS bit version . Save the file to a USB Flash drive

32-bit Version OS Farbar Recovery Scan Tool

64-Bit Version OS Farbar Recovery Scan Tool x64

   Note

Click the button and right-click Computer .Select Properties . Look for System Type: which will say 32-bit Operating System or 64-bit Operating System

Plug the flash drive into the infected PC.

Enter System Recovery Options.

To enter System Recovery Options from the Advanced Boot Options:
Restart the computer.
As soon as the BIOS is loaded begin tapping the F8 key until Advanced Boot Options appears.
Use the arrow keys to select Repair Your Computer menu item.
Select US as the keyboard language settings, and then click Next.
Select the operating system you want to repair, and then click Next.
Select your user account an click Next.

To enter System Recovery Options by using Windows installation disc:
Insert the installation disc.
Restart your computer.
If prompted, press any key to start Windows from the installation disc. If your computer is not configured to start from a CD or DVD, check your BIOS settings.
Click Repair your computer.
Select US as the keyboard language settings, and then click Next.
Select the operating system you want to repair, and then click Next.
Select your user account and click Next.

On the System Recovery Options menu you will get the following options:

• Startup Repair

• System Restore

• Windows Complete PC Restore

• Windows Memory Diagnostic Tool

• Command Prompt

Select Command Prompt

In the command window type X:\FRST.exe (for x64 bit version type X:\FRST64.exe) and press Enter

   Note

Replace letter X with the drive letter of your flash drive.

   Tip

Type the commands below to see what your letter is for the USB drive and press ENTER after each command

Code:

Diskpart
List volume

The tool will start to run.
When the tool opens click Yes to disclaimer.
Press Scan button.
FRST will let you know when the scan is complete and has written the FRST.txt to file
Please copy and paste both logs in your reply.(FRST.txt and Addition.txt)

Copy the highlighted text below . Open notepad . Click on Edit and choose Paste . Save the file as Fixlist.txt and save it to your desktop .
start
C:\ProgramData\FullRemove.exe
C:\Windows\Tasks\SA.DAT
S3 tmlwf;
S3 tmwfp;
end
Download a new copy of Farbar Recovery Scan Tool x64
and save it to your desktop
Right-click on FRST64.exe choose
When the tool opens click Yes on disclaimer.
Press the FIX button .
Once done it will create a FIXLOG.txt file on your desktop . Upload the log with your reply .

Restart PC

When you get back into Windows . Run ESET Online Scanner

On
Hold down Control and click on ESET Online Scanner to open ESET OnlineScan in a new window
Click the button
Check YES, I accept the Terms of Use.
Click the Start button.
Accept any security warnings from your browser.
Under scan settings, check "Scan Archives" and "Remove found threats"
Click Advanced settings and select the following:
° Scan potentially unwanted applications
° Scan for potentially unsafe applications
° Enable Anti-Stealth technology
ESET will then download updates for itself, install itself, and begin scanning your computer. Please be patient as this can take some time.
When the scan completes, click List Threats
Click Export, and save the file to your desktop using a unique name, such as ESETScan. Include the contents of this report in your next reply.
Click the Back button.
Click the Finish button.
On or
Click on http://download.eset.com/special/eos...taller_enu.exe to download the ESET Smart Installer. Save it to your desktop.
Right click on choose on your desktop
Check YES, I accept the Terms of Use.
Click the Start button.
Accept any security warnings from your browser.
Under scan settings, check "Scan Archives" and "Remove found threats"
Click Advanced settings and select the following:
° Scan potentially unwanted applications
° Scan for potentially unsafe applications
° Enable Anti-Stealth technology
ESET will then download updates for itself, install itself, and begin scanning your computer. Please be patient as this can take some time.
When the scan completes, click List Threats
Click Export, and save the file to your desktop using a unique name, such as ESETScan. Include the contents of this report in your next reply.
Click the Back button.
Click the Finish button.

How's the PC running ?

No just a thank you would be great