Trojan-Ransom.Win32.Encoder.nf

Written by Robert Bailey

What is Trojan-Ransom.Win32.Encoder.nf infection?

In this post you will certainly discover concerning the meaning of Trojan-Ransom.Win32.Encoder.nf as well as its adverse impact on your computer. Such ransomware are a kind of malware that is specified by online fraudulences to demand paying the ransom money by a target.

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In the majority of the instances, Trojan-Ransom.Win32.Encoder.nf virus will instruct its targets to initiate funds transfer for the function of reducing the effects of the amendments that the Trojan infection has presented to the target’s gadget.

Trojan-Ransom.Win32.Encoder.nf Summary

These adjustments can be as adheres to:

  • Executable code extraction;
  • Creates RWX memory;
  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Reads data out of its own binary image;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Attempts to delete volume shadow copies;
  • Installs itself for autorun at Windows startup;
  • Exhibits possible ransomware file modification behavior;
  • Creates a hidden or system file;
  • Creates a copy of itself;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the records found on the sufferer’s hard drive — so the sufferer can no longer use the data;
  • Preventing regular accessibility to the victim’s workstation;

Trojan-Ransom.Win32.Encoder.nf

The most typical channels where Trojan-Ransom.Win32.Encoder.nf Trojans are injected are:

  • By ways of phishing emails;
  • As an effect of individual ending up on a resource that organizes a malicious software application;

As soon as the Trojan is efficiently infused, it will either cipher the data on the victim’s computer or avoid the tool from working in a proper manner – while likewise putting a ransom note that states the demand for the victims to effect the settlement for the objective of decrypting the papers or bring back the file system back to the first problem. In the majority of instances, the ransom money note will turn up when the customer restarts the PC after the system has currently been harmed.

Trojan-Ransom.Win32.Encoder.nf circulation channels.

In numerous edges of the globe, Trojan-Ransom.Win32.Encoder.nf grows by jumps and also bounds. Nonetheless, the ransom notes as well as tricks of obtaining the ransom amount may differ relying on particular neighborhood (regional) setups. The ransom money notes and also methods of extorting the ransom money quantity might vary depending on particular regional (local) settings.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software.

    In certain areas, the Trojans often wrongfully report having spotted some unlicensed applications made it possible for on the victim’s device. The alert after that requires the customer to pay the ransom.

    Faulty statements regarding prohibited web content.

    In nations where software application piracy is much less preferred, this method is not as effective for the cyber scams. Alternatively, the Trojan-Ransom.Win32.Encoder.nf popup alert might wrongly claim to be deriving from a law enforcement organization as well as will certainly report having situated youngster porn or various other illegal information on the gadget.

    Trojan-Ransom.Win32.Encoder.nf popup alert might wrongly assert to be acquiring from a law enforcement organization and also will report having located child pornography or various other prohibited information on the device. The alert will in a similar way contain a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 39175C3D
md5: 20721fab46d9159db9c9c48df59ab8b9
name: 20721FAB46D9159DB9C9C48DF59AB8B9.mlw
sha1: 120e2792f2f4e0e4d2269af8b1f215d750583a0d
sha256: af90e1d4bfd43c46539778bdfb44213b0c829c2ee8dce4167232c6e268822aaa
sha512: 24e7f119550d87c7f730ab06e4508962d3ba05293f80f695be34fd9ad282cd0da59094458feefffcd058309332af8a6e4301335bfde7d82639e4d1a5c98e75ef
ssdeep: 24576:jkaTjhQg3jRUE1QXZrFPi1l1e1Qwfjm6p:jkCCoqIEVd4Xe17
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: (C) 2007-2015 Rickard Johansson
InternalName: Cmpiler Cdedmnamespace
FileVersion: 8.5.6.6
CompanyName: Rickard Johansson
FileDescription: Archer Life Tabes Flow Interoperability
LegalTrademarks: (C) 2007-2015 Rickard Johansson
Comments: Archer Life Tabes Flow Interoperability
ProductName: Cmpiler Cdedmnamespace
ProductVersion: 8.5.6.6
PrivateBuild: 8.5.6.6
OriginalFilename: Cmpiler Cdedmnamespace
Translation: 0x0409 0x04b0

Trojan-Ransom.Win32.Encoder.nf also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0053c45f1 )
DrWeb Trojan.Encoder.3953
Cynet Malicious (score: 99)
ALYac Trojan.Ransom.Crysis
Cylance Unsafe
Zillya Trojan.Encoder.Win32.218
Alibaba Ransom:Win32/generic.ali2000010
K7GW Trojan ( 0053c45f1 )
Cybereason malicious.b46d91
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.GKRC
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Encoder.nf
BitDefender Trojan.Ransomware.GenericKDS.31208506
NANO-Antivirus Trojan.Win32.Encoder.fhwhll
MicroWorld-eScan Trojan.Ransomware.GenericKDS.31208506
Tencent Win32.Trojan.Encoder.Hoog
Ad-Aware Trojan.Ransomware.GenericKDS.31208506
Sophos Mal/Generic-S
Comodo Packed.Win32.MUPX.Gen@24tbus
BitDefenderTheta Gen:NN.ZexaF.34758.WmKfaymJUNhi
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.TrojanAitInject.bc
FireEye Generic.mg.20721fab46d9159d
Emsisoft Trojan.Ransomware.GenericKDS.31208506 (B)
Webroot W32.Trojan.Ransomware.GenKDS
Avira TR/Crypt.Agent.zrgzs
eGambit Unsafe.AI_Score_83%
Antiy-AVL Trojan/Generic.ASMalwS.2810CD6
Microsoft Trojan:Win32/Glupteba!ml
Arcabit Trojan.Ransomware.GenericS.D1DC343A
AegisLab Trojan.Win32.Encoder.4!c
GData Trojan.Ransomware.GenericKDS.31208506
McAfee Artemis!20721FAB46D9
MAX malware (ai score=100)
VBA32 TrojanRansom.Encoder
Panda Trj/GdSda.A
Yandex Trojan.Encoder!diS+4sjIpMQ
Ikarus Trojan-Ransom.GandCrab
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Kryptik.GKRC!tr.ransom
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Trojan-Ransom.Win32.Encoder.nf ransomware?

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 Trojan-Ransom.Win32.Encoder.nf 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 Trojan-Ransom.Win32.Encoder.nf you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: http://gridinsoft.com/products/

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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