Home Malware Programs Rogue Anti-Spyware Programs Defragmenter


Posted: December 14, 2010

Threat Metric

Threat Level: 10/10
Infected PCs: 30
First Seen: December 20, 2010
Last Seen: April 19, 2021
OS(es) Affected: Windows

ScreenshotDefragmenter is related to HDD Plus, HDD Diagnostic and Disk Doctor. These rogue programs are designed to pilfer money from unwary computer users. The scare tactics start by bombarding the system with fake system alerts claiming the computer is infected with all sorts of malware. Do not be fooled by this, it is an attempt to convince users to purchase Defragmenter, which is infact a fake product. Defragmenter will not help your system, it will cause you more problems. Ignore the fake warnings and use a reliable malware remover to make sure Defragmenter is removed from the system.


Use SpyHunter to Detect and Remove PC Threats

If you are concerned that malware or PC threats similar to Defragmenter may have infected your computer, we recommend you start an in-depth system scan with SpyHunter. SpyHunter is an advanced malware protection and remediation application that offers subscribers a comprehensive method for protecting PCs from malware, in addition to providing one-on-one technical support service.

Download SpyHunter's Malware Scanner

Note: SpyHunter's free version is only for malware detection. If SpyHunter detects malware on your PC, you will need to purchase SpyHunter's malware tool to remove the malware threats. Learn more on SpyHunter. If you would like to uninstall SpyHunter for any reason, please follow these uninstall instructions. To learn more about our policies and practices, visit our EULA, Privacy Policy and Threat Assessment Criteria .

Why can't I open any program including SpyHunter? You may have a malware file running in memory that kills any programs that you try to launch on your PC. Tip: Download SpyHunter from a clean computer, copy it to a USB thumb drive, DVD or CD, then install it on the infected PC and run SpyHunter's malware scanner.

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:

%temp%\989a63.exe File name: 989a63.exe
Size: 381.44 KB (381440 bytes)
MD5: b4d8a20a698ce32042b036ca3d67dc3a
Detection count: 86
File type: Executable File
Mime Type: unknown/exe
Path: %temp%\
Group: Malware file
Last Updated: April 19, 2021

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