What is Win32/Filecoder.NNZ infection?

In this short article you will find concerning the meaning of Win32/Filecoder.NNZ and its negative effect on your computer system. Such ransomware are a kind of malware that is clarified by online frauds to demand paying the ransom by a victim.

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Most of the situations, Win32/Filecoder.NNZ ransomware will certainly advise its targets to start funds move for the purpose of counteracting the modifications that the Trojan infection has actually presented to the target’s tool.

Win32/Filecoder.NNZ Summary

These modifications can be as adheres to:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Attempts to delete volume shadow copies;
  • Exhibits possible ransomware file modification behavior;
  • Writes a potential ransom message to disk;
  • Likely virus infection of existing system binary;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the records located on the victim’s hard disk drive — so the target can no longer use the information;
  • Preventing normal access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


One of the most regular channels through which Win32/Filecoder.NNZ Trojans are injected are:

  • By means of phishing emails;
  • As a consequence of user winding up on a source that hosts a destructive software application;

As soon as the Trojan is successfully infused, it will certainly either cipher the data on the sufferer’s computer or protect against the gadget from operating in a proper fashion – while additionally positioning a ransom money note that discusses the requirement for the victims to effect the repayment for the function of decrypting the documents or bring back the data system back to the initial problem. In a lot of instances, the ransom money note will certainly come up when the customer restarts the PC after the system has actually currently been harmed.

Win32/Filecoder.NNZ distribution networks.

In various corners of the globe, Win32/Filecoder.NNZ grows by jumps and also bounds. However, the ransom money notes as well as tricks of obtaining the ransom amount might vary relying on specific regional (regional) setups. The ransom money notes and also methods of obtaining the ransom money quantity might differ depending on particular neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty notifies concerning unlicensed software program.

    In specific areas, the Trojans often wrongfully report having actually found some unlicensed applications made it possible for on the target’s tool. The sharp after that demands the customer to pay the ransom.

    Faulty declarations about prohibited web content.

    In nations where software application piracy is less preferred, this approach is not as effective for the cyber fraudulences. Additionally, the Win32/Filecoder.NNZ popup alert might incorrectly declare to be stemming from a police institution and will certainly report having situated youngster porn or various other unlawful data on the gadget.

    Win32/Filecoder.NNZ popup alert might incorrectly claim to be acquiring from a regulation enforcement institution as well as will certainly report having situated child pornography or various other unlawful data on the gadget. The alert will likewise include a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 8BA59413
md5: 9eb7b2140b21ddeddcbf4cdc9671dca1
name: 9EB7B2140B21DDEDDCBF4CDC9671DCA1.mlw
sha1: b162f0ef87b189ab484c8b112c4a2c16e10b9e34
sha256: 951961520f980767e863bb3c881f860075d7e3cda5031c39c611ef0ec82c6e34
sha512: 24253bd3e64bc5ea69234043a95e2af458979471d49ae115b225c8af22e130c5c8e48feca8bc8f0a9ac7843ef55367cd3a95c3ca82cc1e5fb9b9a1f68653a0c0
ssdeep: 6144:RyoHN7WnY/mkXoIIbDDyn+CUlkrfhX7AH:RBt7WnY/abe+d+fhrW
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: xa9 A Company. All rights reserved.
CompanyName: A Company
OriginalFilename: myfile.exe
Translation: 0x0409 0x04b0

Win32/Filecoder.NNZ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0051a7af1 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.Blind
Cylance Unsafe
Zillya Trojan.Purgen.Win32.114
Sangfor Ransom.Win32.Encoder.aod
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/generic.ali2000010
K7GW Trojan ( 0051a7af1 )
Cybereason malicious.40b21d
Cyren W32/Ransom.GDWX-1905
Symantec Ransom.Gen
ESET-NOD32 Win32/Filecoder.NNZ
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Encoder.aod
BitDefender Trojan.Ransom.Purge.F
NANO-Antivirus Trojan.Win32.RansomHeur.euozih
ViRobot Trojan.Win32.Z.Purgen.270848
SUPERAntiSpyware Trojan.Agent/Gen-Graftor
MicroWorld-eScan Trojan.Ransom.Purge.F
Tencent Malware.Win32.Gencirc.11495fa8
Ad-Aware Trojan.Ransom.Purge.F
Sophos Mal/Generic-S + Troj/Blind-A
Comodo Malware@#322lkn59u5irn
BitDefenderTheta Gen:NN.ZexaF.34628.qmKfaWzEMLgi
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_BLIND.A
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
Emsisoft Trojan.FileCoder (A)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Encoder.fw
Webroot Trojan.Dropper.Gen
Avira TR/AD.RansomHeur.arvsd
eGambit Unsafe.AI_Score_99%
Microsoft Trojan:MSIL/Cryptor
Arcabit Trojan.Ransom.Purge.F
AegisLab Trojan.Win32.Encoder.j!c
GData Trojan.Ransom.Purge.F
TACHYON Ransom/W32.Agent.680448
AhnLab-V3 Trojan/Win32.Purgen.C2230637
McAfee Generic.cph
MAX malware (ai score=96)
VBA32 Trojan-Ransom.Purgen
Malwarebytes Ransom.FileCryptor
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_BLIND.A
Rising Ransom.Purgen!8.E539 (CLOUD)
Yandex Trojan.GenAsa!yjT1CA83gVg
Ikarus Trojan.Win32.Filecoder
Fortinet W32/Purgen.NNZ!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.Encoder.HwsBApcC

How to remove Win32/Filecoder.NNZ virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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 Win32/Filecoder.NNZ 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:

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If the guide doesn’t help you to remove Win32/Filecoder.NNZ you can always ask me in the comments for getting help.

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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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