Win32/Filecoder.NRB

What is Win32/Filecoder.NRB infection?

In this article you will find about the definition of Win32/Filecoder.NRB and its adverse impact on your computer. Such ransomware are a kind of malware that is clarified by on-line scams to require paying the ransom by a sufferer.

Most of the cases, Win32/Filecoder.NRB infection will advise its sufferers to launch funds transfer for the purpose of reducing the effects of the amendments that the Trojan infection has introduced to the target’s tool.

Win32/Filecoder.NRB Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • Creates RWX memory;
  • Network anomalies occured during the analysis.;
  • A process created a hidden window;
  • Drops a binary and executes it;
  • Performs some HTTP requests;
  • Unconventionial binary language: Portuguese (Brazil);
  • Unconventionial language used in binary resources: Danish;
  • The binary likely contains encrypted or compressed data.;
  • Uses Windows utilities for basic functionality;
  • Executed a process and injected code into it, probably while unpacking;
  • Deletes its original binary from disk;
  • Creates a registry key or value with NUL characters to avoid detection with regedit;
  • Installs itself for autorun at Windows startup;
  • Exhibits possible ransomware file modification behavior;
  • Spoofs its process name and/or associated pathname to appear as a legitimate process;
  • Creates a hidden or system file;
  • Attempts to modify proxy settings;
  • Creates a copy of itself;
  • Generates some ICMP traffic;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the papers located on the target’s disk drive — so the victim can no longer utilize the data;
  • Preventing regular access to the target’s workstation;

Related domains:

z.whorecord.xyz Trojan.Ransom.RaRansom
a.tomx.xyz Trojan.Ransom.RaRansom
bitly.com Trojan.Ransom.RaRansom
www.parenting.com.tw Trojan.Ransom.RaRansom

Win32/Filecoder.NRB

The most normal channels through which Win32/Filecoder.NRB Ransomware are infused are:

  • By means of phishing e-mails;
  • As a consequence of user ending up on a resource that hosts a harmful software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the target’s PC or stop the gadget from working in an appropriate way – while also positioning a ransom money note that discusses the demand for the sufferers to effect the settlement for the function of decrypting the papers or recovering the file system back to the first condition. In the majority of instances, the ransom note will come up when the customer reboots the PC after the system has actually already been damaged.

Win32/Filecoder.NRB distribution channels.

In different edges of the world, Win32/Filecoder.NRB grows by leaps and also bounds. However, the ransom notes as well as methods of obtaining the ransom money quantity might vary depending upon specific neighborhood (regional) setups. The ransom money notes and also methods of obtaining the ransom amount might vary depending on particular neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software.

    In specific areas, the Trojans usually wrongfully report having identified some unlicensed applications enabled on the sufferer’s tool. The sharp after that requires the user to pay the ransom.

    Faulty statements regarding unlawful material.

    In nations where software program piracy is less prominent, this approach is not as reliable for the cyber frauds. Conversely, the Win32/Filecoder.NRB popup alert might wrongly declare to be originating from a police organization and also will report having located youngster pornography or other prohibited information on the tool.

    Win32/Filecoder.NRB popup alert may wrongly claim to be deriving from a law enforcement establishment and will report having situated child porn or various other unlawful information on the gadget. The alert will likewise include a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: EE3FD224md5: 550a730bfcb7d164765fd8894548d375name: 550A730BFCB7D164765FD8894548D375.mlwsha1: 47ec45fe98c0b207afb8b35afb84c2755f619c5dsha256: 3fbde3f4dc46b57dc0017239f0c55cfd65855e2a506cdad250f975c41257887fsha512: 451a46d4bb1dbf7e2b2d230ef4e6393e4e17bcbafb1ed56f1489f4c6914694eccb1f7d4211a7af7ec55ca8a022f8abf0255e7508dcf1e992e601eee57ce364d5ssdeep: 1536:lKtZKbWuF/3HVNTnuTeDTxv5Adqrw2G9qVPKZCGLo5vXJFT:sZKSmPTnuyDTxSUw2Gk9Z9type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2018InternalName: FiFiFileVersion: 1.0.0.1CompanyName: Oklahoma Tire & Supply CompanyProductName: FiFile CleanupProductVersion: 1.0.0.1Translation: 0x0416 0x04b0

Win32/Filecoder.NRB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Riskware ( 0040eff71 )
Lionic Trojan.Win32.Androm.m!c
Elastic malicious (high confidence)
DrWeb Trojan.DownLoader26.55291
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Mauvaise.SL1
ALYac Trojan.Ransom.RaRansom
Cylance Unsafe
Zillya Trojan.Filecoder.Win32.7961
Sangfor Suspicious.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Backdoor:Win32/Androm.6f07f73e
K7GW Riskware ( 0040eff71 )
Cybereason malicious.bfcb7d
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Filecoder.NRB
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Backdoor.Win32.Androm.qbmd
BitDefender Generic.Ransom.RaRans.A294121B
NANO-Antivirus Trojan.Win32.Androm.ffacyr
MicroWorld-eScan Generic.Ransom.RaRans.A294121B
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Generic.Ransom.RaRans.A294121B
Sophos Mal/Generic-R + Troj/Ransom-EZF
Comodo Malware@#5vnvq2vhyist
BitDefenderTheta AI:Packer.39D958E71F
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_RARANS.A
McAfee-GW-Edition BehavesLike.Win32.Generic.kc
FireEye Generic.mg.550a730bfcb7d164
Emsisoft Generic.Ransom.RaRans.A294121B (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Backdoor.Androm.aahe
Webroot W32.Trojan.Gen
Avira TR/Dropper.Gen
Antiy-AVL Trojan/Generic.ASMalwS.26C8024
Microsoft Trojan:Win32/Injeber.D!rfn
GData Win32.Trojan-Ransom.Filecoder.D3GSVN
AhnLab-V3 Trojan/Win32.FileCoder.C2645925
McAfee RDN/Ransom
MAX malware (ai score=97)
VBA32 Backdoor.Androm
Malwarebytes Backdoor.Andromeda
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_RARANS.A
Yandex Backdoor.Androm!aU28X5t4yzY
Ikarus Trojan-Ransom.Generic
Fortinet W32/Androm.QBMD!tr.bdr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Backdoor.Androm.HgIASOcA

How to remove Win32/Filecoder.NRB 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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

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

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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