Written by Robert Bailey

What is Win32/Filecoder.OIH infection?

In this short article you will certainly find concerning the definition of Win32/Filecoder.OIH as well as its adverse impact on your computer system. Such ransomware are a kind of malware that is specified by on the internet scams to demand paying the ransom by a target.

GridinSoft Anti-Malware Review

It is better to prevent, than repair and repent!

When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
GridinSoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | GridinSoft

In the majority of the cases, Win32/Filecoder.OIH ransomware will advise its sufferers to initiate funds transfer for the function of neutralizing the modifications that the Trojan infection has actually introduced to the victim’s device.

Win32/Filecoder.OIH Summary

These alterations can be as follows:

  • Attempts to connect to a dead IP:Port (1 unique times);
  • Starts servers listening on;
  • Uses Windows utilities for basic functionality;
  • Attempts to interact with an Alternate Data Stream (ADS);
  • Ciphering the documents situated on the target’s hard disk — so the target can no longer utilize the information;
  • Preventing normal accessibility to the sufferer’s workstation;

Related domains: Gen:Variant.Ransom.Hydra.1


One of the most common channels whereby Win32/Filecoder.OIH Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As an effect of customer winding up on a resource that hosts a harmful software;

As quickly as the Trojan is efficiently injected, it will either cipher the data on the target’s computer or protect against the device from functioning in an appropriate way – while additionally putting a ransom money note that states the requirement for the targets to effect the settlement for the objective of decrypting the papers or bring back the data system back to the preliminary condition. In many instances, the ransom note will certainly show up when the customer restarts the COMPUTER after the system has currently been damaged.

Win32/Filecoder.OIH circulation networks.

In different edges of the world, Win32/Filecoder.OIH expands by leaps as well as bounds. Nonetheless, the ransom money notes as well as methods of extorting the ransom money amount may vary depending on specific regional (local) settings. The ransom money notes and techniques of extorting the ransom money amount might differ depending on specific regional (regional) setups.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software application.

    In particular locations, the Trojans often wrongfully report having identified some unlicensed applications made it possible for on the sufferer’s gadget. The alert then requires the individual to pay the ransom money.

    Faulty statements regarding prohibited material.

    In nations where software piracy is less prominent, this approach is not as efficient for the cyber scams. Additionally, the Win32/Filecoder.OIH popup alert may wrongly declare to be stemming from a law enforcement establishment as well as will certainly report having situated kid porn or various other illegal information on the device.

    Win32/Filecoder.OIH popup alert might incorrectly assert to be acquiring from a law enforcement institution as well as will certainly report having situated youngster pornography or various other prohibited data on the gadget. The alert will in a similar way contain a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: B599D5E0
md5: 4e604155e50d7c1d746ddac9f98dd137
name: 4E604155E50D7C1D746DDAC9F98DD137.mlw
sha1: eb2462ce901ce6cc43ba22406b180eef1c22c4e3
sha256: 196061662ba0a5250a5f88d9d7f7611ea30890542227bf54ce7f1e322a773c17
sha512: 087cf4d175fbad9bc29a71108f4ad0e939c77b559b89710669a88f617046552f3a5f5ce3b3192d65eb6dc3135d531d2edf477889dec31707ea5cd430a80ce0e9
ssdeep: 24576:g1p+JolsHzvS9CH+lG1QGogCjsC4kMNpeuRx6yRA1vwaMNKsaRQ/b4Oqox97:us9HzvS9CH+lG1QG8BK0KaIaRCj97
type: PE32 executable (console) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.OIH also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 00585ed71 )
Elastic malicious (high confidence)
ALYac Gen:Variant.Ransom.Hydra.1
K7GW Trojan ( 00585ed71 )
Cybereason malicious.e901ce
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.OIH
Avast Win32:MalwareX-gen [Trj]
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan-Ransom.Win32.DMR.gen
BitDefender Gen:Variant.Ransom.Hydra.1
MicroWorld-eScan Gen:Variant.Ransom.Hydra.1
Ad-Aware Gen:Variant.Ransom.Hydra.1
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34170.!CW@am2ynjii
McAfee-GW-Edition GenericRXPW-UA!4E604155E50D
FireEye Gen:Variant.Ransom.Hydra.1
Emsisoft Gen:Variant.Ransom.Hydra.1 (B)
Jiangmin Trojan.DMR.e
Avira TR/Ransom.ytegd
Microsoft Ransom:Win32/Hydra.PAC!MTB
GData Gen:Variant.Ransom.Hydra.1
McAfee GenericRXPW-UA!4E604155E50D
MAX malware (ai score=87)
Malwarebytes Ransom.FileCryptor
Panda Trj/GdSda.A
Fortinet W32/Filecoder.OIH!tr.ransom
AVG Win32:MalwareX-gen [Trj]

How to remove Win32/Filecoder.OIH 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 Win32/Filecoder.OIH 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 Win32/Filecoder.OIH you can always ask me in the comments for getting help.

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products:

About the author

Robert Bailey

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

Leave a Reply


This site uses Akismet to reduce spam. Learn how your comment data is processed.