How to remove Quasar RAT

What is Quasar RAT

Quasar RAT is a remote access tool that allows users to control other computers over a network, often exploited by cybercriminals for malicious purposes. Despite being initially developed as a legitimate administrative tool, it has gained notoriety for its capacity to steal sensitive information such as passwords, personal data, and financial details. This RAT can access and manipulate system components like Task Manager, Registry Editor, and startup programs, making it a potent weapon in the hands of attackers. It can also log keystrokes, enabling the theft of credentials for email, banking, and social media accounts. Quasar RAT’s functionalities extend to downloading and executing additional malware, leading to further infections such as ransomware or spyware. Its infiltration methods typically involve spam email campaigns, malicious attachments, and dubious download channels. Immediate removal is crucial to mitigate the severe risks associated with its presence on a system.

How Quasar RAT infected your system

Quasar RAT, a potent remote access tool often used for malicious purposes, typically infiltrates computers through deceptive methods like phishing emails and malicious file downloads. Cybercriminals craft emails that appear legitimate, attaching seemingly harmless files such as Microsoft Office documents, PDFs, or executables. When these attachments are opened, they exploit vulnerabilities or deploy macros to execute the Quasar RAT payload. Additionally, Quasar may be distributed through compromised websites, fake software updates, and pirated software. Once installed, it grants attackers extensive control over the infected system, leading to potential data theft, unauthorized access, and further malware infections. To mitigate such risks, users should exercise caution with email attachments, download software from trusted sources, and maintain updated security software.

1. Download Quasar RAT Removal Tool
2. Use Windows Malicious Software Removal Tool to remove Quasar RAT
3. Use Autoruns to remove Quasar RAT
4. Files, folders and registry keys of Quasar RAT
5. Other aliases of Quasar RAT
6. How to protect from threats, like Quasar RAT

Remove Quasar RAT manually

Manual removal of Quasar RAT by inexperienced users may become a difficult task because it does not create entries in Add/Remove Programs under Control Panel, does not install browser extensions, and uses random file names. However, there are pre-installed instruments in the Windows system, that allow you to detect and remove malware without using third-party applications. One of them is Windows Malicious Software Removal Tool. It comes with Windows Update in Windows 11, 10, 8. 8.1. For older operating system you can download it here: 64-bit version | 32-bit version.

Remove Quasar RAT using Windows Malicious Software Removal Tool

1. Type mrt in the search box near Start Menu.
2. Run mrt clicking on found item.
3. Click Next button.
4. Choose one of the scan modes Quick scan, Full scan, Customize scan (Full scan recommended).
5. Click Next button.
6. Click on View detailed results of the scan link to view the scan details.
7. Click Finish button.

Remove Quasar RAT using Autoruns

Quasar RAT often sets up to run at Windows startup as an Autorun entry or Scheduled task.

1. Download Autoruns using this link.
2. Extract the archive and run Autoruns.exe file.
3. In Options menu make sure there are checkboxes near Hide Empty Locations, Hide Microsoft Entries, and Hide Windows Entries.
4. Search for suspicious entries with weird names or running from locations like: C:\{username}\AppData\Roaming.
5. Right-click on suspicious entry and choose Delete. This will prevent the threat to run at startup.
6. Switch to Scheduled Tasks tab and do the same.
7. To remove files themselves, click on suspicious entries and choose Jump to Entry…. Remove files or registry keys found.

Remove files, folder and registry keys of Quasar RAT

Quasar RAT files and folders


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Quasar RAT registry keys


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Aliases of Quasar RAT

How to protect from threats, like Quasar RAT, in future

Standard Windows protection or any decent third-party antivirus (Norton, Avast, Kaspersky) should be able to detect and remove Quasar RAT. However, if you got infected with Quasar RAT with existing and updated security software, you may consider changing it. To feel safe and protect your PC from Quasar RAT on all levels (browser, e-mail attachments, Word or Excel scripts, file system) we recommend a leading provider of internet security solutions – BitDefender. Its solutions both for home and business users proved to be one of the most advanced and effective. Choose and get your BitDefender protection via the button below:

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