What is Win32/Grenam

Win32/Grenam is a complex and severe threat to computer systems, identified as a combination of a trojan, worm, and virus. It is known for its ability to infect, replicate, and spread, causing significant damage to the infected systems. Win32/Grenam is a malware family that includes various components such as a trojan that ensures its execution at startup, a worm that spreads through removable drives, and a virus that infects and renames executable files. It is detected and removed by Windows Defender and other security software. Win32/Grenam is a severe threat that requires immediate attention. Utilize antivirus software for detection and removal, and follow best practices to prevent reinfection. If you’re not confident in manually removing the malware, it’s best to use automated tools or seek professional help. The removal of Win32/Grenam requires a systematic approach, combining software solutions and manual interventions. Here is a step-by-step guide to eradicate this malware.

Win32/Grenam

How Win32/Grenam infected your system

The infection process of Win32/Grenam typically involves:

  • Infecting files with a .exe extension, causing the virus to run instead of the intended program.
  • Spreading via removable drives, which allows it to move across different systems.
  • Renaming executables, which can disrupt normal system operations and make detection more difficult.
  1. Download Win32/Grenam Removal Tool
  2. Use Windows Malicious Software Removal Tool to remove Win32/Grenam
  3. Use Autoruns to remove Win32/Grenam
  4. Files, folders and registry keys of Win32/Grenam
  5. Other aliases of Win32/Grenam
  6. How to protect from threats, like Win32/Grenam

Download Removal Tool

Download Removal Tool

To remove Win32/Grenam completely, we recommend you to use SpyHunter. It can help you remove files, folders, and registry keys of Win32/Grenam and provides active protection from viruses, trojans, backdoors. The trial version of SpyHunter offers virus scan and 1-time removal for FREE.

Download Alternative Removal Tool

Download Malwarebytes

To remove Win32/Grenam completely, we recommend you to use Malwarebytes Anti-Malware. It detects and removes all files, folders, and registry keys of Win32/Grenam and several millions of other malware, like viruses, trojans, backdoors.

Remove Win32/Grenam manually

Manual removal of Win32/Grenam 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 Win32/Grenam 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 Win32/Grenam using Autoruns

Win32/Grenam 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 Win32/Grenam

Win32/Grenam files and folders


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Win32/Grenam registry keys


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Aliases of Win32/Grenam

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How to protect from threats, like Win32/Grenam, in future

bitdefender internet security

Standard Windows protection or any decent third-party antivirus (Norton, Avast, Kaspersky) should be able to detect and remove Win32/Grenam. However, if you got infected with Win32/Grenam with existing and updated security software, you may consider changing it. To feel safe and protect your PC from Win32/Grenam 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:

Download BitDefender
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