System Cleaner

System Cleaner is a dangerous and malicious program that was designed to make users believe that a licensed version of this program is needed to be able to fix computer problems. Whether full or unlicensed version,  System Cleaner will remain a threat on the system because it was categorized as rogue program that will infiltrate a computer with the use of a Trojan. This potentially unwanted application will perform various ways to promote itself as a legitimate software and convince people that paid version is needed.

Keep in mind that System Cleaner is a scam software made to be sold in a fraudulent manner. In fact it will held the computer hostage by disabling any installed application and prevent them from running. Only way to bring back computer to normal state is by having the registration key of System Cleaner. Another possible way to resolve computer issue is to remove System Cleaner itself using a legitimate anti-malware application.

TypeRogue
Sub-TypeFakeAV
Aliases 
OS AffectedWindows
Detected ByMalwareBytes

What are the Symptoms of System Cleaner Infection?

It will modify Windows Registry and add the following entries:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “[random].exe”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “[random]”
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Associations “LowRiskFileTypes” = ‘/{hq:/s`s:/ogn:/uyu:/dyd:/c`u:/bnl:/ble:/sdf:/lrh:/iul:/iulm:/fhg:/clq:/kqf:/`wh:/lqf:/lqdf:/lnw:/lq2:/l2t:/v`w:/rbs:’
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Attachments “SaveZoneInformation” = ’1′
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Download “CheckExeSignatures” = ‘no’
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main “Use FormSuggest” = ‘yes’
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “WarnonBadCertRecving” = ’0′
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System “DisableTaskMgr” = ’1′

The threat will drop the following malicious file:
%AllUsersProfile%\Application Data\~[random]
%AllUsersProfile%\Application Data\~[random]
%AllUsersProfile%\Application Data\[random].dll
%AllUsersProfile%\Application Data\[random].exe
%AllUsersProfile%\Application Data\[random]
%AllUsersProfile%\Application Data\[random].exe

How to Remove System Cleaner Manually

1. Restart your computer in SafeMode
- After Power-On the computer, just before Windows start, press F8
- From the selections, Select SafeMode

2. Remove Registry entries that the threat added. You MUST BACKUP YOUR REGISTRY FIRST.
- Click Start > Run
- Type in the field, regedit
- Navigate and look for the registry entries mentioned above and delete if necessary

3. Delete malicious files that the threat added:
- Base on the given location above, browse and delete the file
- If no location is given, click Start>Search> and search for the files.
- If cannot be deleted, press Ctrl+Alt+Del to access Task Manager, see if the file is running in the process. If it is, select the file and click End Process. Perform file delete again.

4. Scan computer with Antivirus Program
- Update antivirus program
- Scan computer and delete all detected threats.

How to Easily Remove System Cleaner

1. Download and run Removal Tool to remove this computer threat.

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