How to remove DarkNimbus Backdoor

What is DarkNimbus Backdoor

DarkNimbus Backdoor is a sophisticated piece of malware designed to provide unauthorized access and control over infected systems. This backdoor-type Trojan is known for its extensive capabilities, which include spying, data theft, and creating a pathway for additional malicious payloads. It targets both Windows and Android platforms, with each variant tailored to exploit specific vulnerabilities and functionalities within those operating systems. On Windows, DarkNimbus can record keystrokes, exfiltrate files, and collect browser data, while the Android version can abuse Accessibility Services to gather geolocation data, contact lists, and even manage phone calls. This malware has been notably used by cybercriminal groups like “Earth Minotaur,” who have targeted specific communities such as Tibetan and Uyghur populations, using social engineering tactics to spread the infection. The infiltration often involves phishing campaigns or malicious links that lead to exploit kit servers, initiating a stealth infection chain. The presence of DarkNimbus on a device poses significant privacy risks, financial losses, and potential identity theft, making its detection and removal a critical priority for affected users.

How DarkNimbus Backdoor infected your system

DarkNimbus Backdoor malware employs sophisticated and targeted methods to infiltrate computers, making it a formidable threat. Typically, it spreads through spam messages containing malicious links, which are often crafted to appear legitimate by mimicking trusted sources. Once a user unwittingly clicks on these links, they are redirected to exploit kit servers like MOONSHINE, where the malware probes for vulnerabilities in popular applications such as web browsers embedded within social media and messaging apps. If a vulnerability is detected, the exploit kit injects malicious code into the system, replacing essential components and preparing the device for further infection. This process allows DarkNimbus to embed itself within both Windows and Android systems, gaining the ability to spy, steal data, and execute commands remotely. The stealthy nature of its deployment often leaves users unaware of its presence, highlighting the importance of vigilance and the use of up-to-date security software to prevent infection.

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

Remove DarkNimbus Backdoor manually

Manual removal of DarkNimbus Backdoor 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 DarkNimbus Backdoor 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 DarkNimbus Backdoor using Autoruns

DarkNimbus Backdoor 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 DarkNimbus Backdoor

DarkNimbus Backdoor files and folders


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DarkNimbus Backdoor registry keys


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Aliases of DarkNimbus Backdoor

How to protect from threats, like DarkNimbus Backdoor, in future

Standard Windows protection or any decent third-party antivirus (Norton, Avast, Kaspersky) should be able to detect and remove DarkNimbus Backdoor. However, if you got infected with DarkNimbus Backdoor with existing and updated security software, you may consider changing it. To feel safe and protect your PC from DarkNimbus Backdoor 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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