JS.Nemucod. How to remove? (Uninstall guide)

removal by Julie Splinters - - | Type: Trojans
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JS.Nemucod virus – a critical trojan that downloads viruses to a computer

Nemucod Trojan is a malware which disguises itself as a safe file. Such file can be downloaded from insecure web pages or be delivered to your email box disguised as an invoice or similar safe-looking document. Such deceptive file contains a JavaScript code, which downloads and runs Nemucod virus executive file. However, it is a critical computer threat, which runs its malicious processes in the background and can silently contaminate your computer with other computer viruses, including worms, viruses, Trojans, spyware or similar computer parasites.

JS.Nemucod virus is also known as TrojanDownloader: JS/Nemucod.H. Once it gains access to victim’s computer, it havocs the entire system: it destroys important files, corrupts Windows registry, steals personal information and also installs other malware. Reportedly, Nemucod virus spreads ransomware type viruses, including the most infamous ones, such as TeslaCrypt, Crypted and also Locky virus. Ransomware is probably one of the worst computer viruses, which hacks the computer, blocks access to it or encrypts all data stored on it. Then it commands to pay a ransom and threatens the victim to do it as soon as possible.

JS.Nemucod virus

Signs that indicate the computer is infected with JS.Nemucod virus:

  • Computer runs incredibly slow;
  • Programs cannot be opened or crash soon after user launches them;
  • Intrusive and aggressive pop-ups show up on the screen, even if user does not browse the Internet; typically, they announce that the computer is severely infected and suggest to install rogue anti-malware program to ‘fix’ all problems;
  • Web browsers act suspicious; user experiences multiple unexpected redirects to suspicious web pages.

Unfortunately, it is very hard to detect and remove JS.Nemucod virus manually, because this threat tends to mask itself under unsuspicious and safe-looking names. What is more, this Trojan can disable computer security programs and pass through Windows Firewall and antivirus programs. To remove this threat, we strongly advise you to scan your computer with a powerful malware removal tool that is capable of detecting this virus. We recommend using Reimage anti-malware.

How does JS.Nemucod Trojan spread?

Trojans, unlike viruses, do not spread by themselves. They can only be installed manually. Usually, cybercriminals spread JS.Nemucod Trojan via email or messages on social media websites, peer-to-peer file sharing programs, or simply place its download link in insecure websites. However, the most popular and efficient way to spread this virus is to send it directly to victim via email. Cybercriminals send deceptive messages that usually urge the victim to open the email attachment, usually disguised as an official document, for instance, court notice, invoice, resume, or a bill. Email service providers usually automatically filtrate such messages as Junk/Spam, however, some deceptive emails might successfully pass through Spam filters. Before you open any email letter, check if you recognize the sender of it. If you don’t, you should not open such emails or files that come with them.

How to remove JS.Nemucod virus?

Unfortunately, it is nearly impossible to remove JS.Nemucod malware manually. It is a complex computer virus, which uses advanced techniques and manages to conceal its components in the computer system ably so that the victim would not find them. So if you have noticed that your computer acts suspiciously, or that some files or programs are missing, and the overall system’s performance has decreased, you should install a reputable anti-malware program and scan your computer with it to detect and completely terminate all components of JS.Nemucod virus and other dangerous programs that are related to it. You should initiate JS.Nemucod removal with SpyHunter or another powerful anti-malware tool with no delay.

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What to do if failed?
If you failed to remove infection using Reimage, submit a question to our support team and provide as much details as possible.
Reimage is recommended to uninstall JS.Nemucod. Free scanner allows you to check whether your PC is infected or not. If you need to remove malware, you have to purchase the licensed version of Reimage malware removal tool.

More information about this program can be found in Reimage review.

More information about this program can be found in Reimage review.

About the author

Julie Splinters
Julie Splinters - Malware removal specialist

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  • Tom

    Good! We need to know more about Trojans. Cant seem to find enough information about them…

  • RobertJ

    Damn Trojan! my brother downloaded this trojan by clicking on a malicious link on some gambling website. Since then,all our family members have secured personal computers with spyhunter. better safe than sorry… my bro lost all his files because nemucod brought teslacrypt into his pc!