Written by Robert Bailey

What is TrojanDownloader:JS/Nemucod infection?

In this short article you will find concerning the interpretation of TrojanDownloader:JS/Nemucod and its adverse effect on your computer system. Such ransomware are a form of malware that is clarified by on-line frauds to require paying the ransom by a victim.

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In the majority of the situations, TrojanDownloader:JS/Nemucod infection will advise its targets to launch funds move for the purpose of counteracting the modifications that the Trojan infection has actually introduced to the target’s gadget.

TrojanDownloader:JS/Nemucod Summary

These alterations can be as follows:

  • Injection (inter-process);
  • Reads data out of its own binary image;
  • Uses Windows utilities for basic functionality;
  • Network activity detected but not expressed in API logs;
  • Ciphering the records situated on the sufferer’s hard drive — so the victim can no longer utilize the information;
  • Preventing regular access to the sufferer’s workstation;

Related domains: Trojan-Ransom.Script.Locky Trojan-Ransom.Script.Locky


The most common networks whereby TrojanDownloader:JS/Nemucod Trojans are infused are:

  • By methods of phishing e-mails;
  • As an effect of user ending up on a source that organizes a malicious software;

As quickly as the Trojan is efficiently injected, it will either cipher the data on the victim’s computer or prevent the gadget from functioning in an appropriate way – while additionally positioning a ransom money note that points out the need for the targets to effect the settlement for the objective of decrypting the documents or recovering the data system back to the initial condition. In most circumstances, the ransom note will certainly turn up when the client restarts the PC after the system has currently been damaged.

TrojanDownloader:JS/Nemucod distribution channels.

In different corners of the world, TrojanDownloader:JS/Nemucod expands by leaps and bounds. Nevertheless, the ransom notes and also methods of extorting the ransom money quantity may differ depending on particular neighborhood (regional) settings. The ransom notes and tricks of obtaining the ransom amount might vary depending on certain regional (local) setups.

Ransomware injection

For instance:

    Faulty informs about unlicensed software application.

    In specific areas, the Trojans commonly wrongfully report having discovered some unlicensed applications allowed on the victim’s gadget. The alert after that demands the individual to pay the ransom.

    Faulty statements about prohibited web content.

    In countries where software program piracy is much less popular, this approach is not as reliable for the cyber fraudulences. Additionally, the TrojanDownloader:JS/Nemucod popup alert may incorrectly assert to be originating from a police organization and also will certainly report having situated child porn or other unlawful data on the device.

    TrojanDownloader:JS/Nemucod popup alert may incorrectly declare to be acquiring from a law enforcement organization as well as will report having situated youngster pornography or other unlawful data on the gadget. The alert will in a similar way have a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 906C5308
md5: bcf4e22ed0b452ea65a94839c508fcc3
name: CCE29032016_00028.pdf
sha1: 2019ca8e450173bf368eb77e6bb95c6c16bc52a0
sha256: a6545cd087ab2af5b0f7aa0df091f203966fa166126a569db7c47197dd109bbe
sha512: a812f8eb95b46a87d8e5bd1d9013d82af72113c5422f31c1bd01c21537e96dd859642c83dea3478b90a6028a7cc5ac344cb5f30110f8f0ca805db2ce420a1abd
ssdeep: 48:9MqUd0GG523+7ywihwN7p1petBN48Cc83bBuFS4I8JNn9tq5AylIr4:KqUd0t5/4uF/8N8US4j39tqKjr4
type: Zip archive data, at least v2.0 to extract

Version Info:

0: [No Data]

TrojanDownloader:JS/Nemucod also known as:

GridinSoft Trojan.Ransom.Gen
CAT-QuickHeal JS.Downloader.JH
McAfee Artemis!BCF4E22ED0B4
VIPRE Trojan-Downloader.JS.Nemucod.g (v)
K7GW Trojan ( 004dfe6d1 )
K7AntiVirus Trojan ( 004dfe6d1 )
Arcabit Trojan.Downloader.JSUG
Baidu JS.Trojan.Nemucod.bp
F-Prot JS/Locky.R!Eldorado
Symantec Trojan.Gen.NPE
ESET-NOD32 JS/TrojanDownloader.Nemucod.NC
TrendMicro-HouseCall JS_NEMUCOD.SMJ8
Avast JS:Agent-DUQ [Trj]
ClamAV Win.Malware.Locky-30380
Kaspersky Trojan-Downloader.JS.Agent.jpa
BitDefender Trojan.Downloader.JSUG
NANO-Antivirus Trojan.Script.Nemucod.ebdqdl
ViRobot JS.S.Downloader.4984.A
Tencent Js.Trojan.Raas.Auto
Emsisoft Trojan.Downloader.JSUG (B)
F-Secure Trojan-Downloader:JS/Dridex.W
DrWeb JS.DownLoader.1225
McAfee-GW-Edition JS/Nemucod.eq
Sophos Mal/DrodZp-A
Cyren JS/Locky.P.gen
Jiangmin TrojanDownloader.Script.dzk
Avira HEUR/Suspar.Gen
MAX malware (ai score=100)
Antiy-AVL Trojan[Downloader]/
Microsoft TrojanDownloader:JS/Nemucod
AegisLab Script.Troj.Downloader.Agent!c
ZoneAlarm Trojan-Downloader.JS.Agent.jpa
GData Script.Trojan-Downloader.Agent.OU@gen
AhnLab-V3 JS/Obfus.S15
AVware Trojan-Downloader.JS.Nemucod.g (v)
Ikarus Trojan-Ransom.Script.Locky
Fortinet JS/Nemucod.XT!tr
AVG JS:Agent-DUQ [Trj]
Panda JS/Downloader.WMJ
Qihoo-360 trojan.js.downloader.1

How to remove TrojanDownloader:JS/Nemucod virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for TrojanDownloader:JS/Nemucod files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove TrojanDownloader:JS/Nemucod you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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