Win32/Filecoder.HydraCrypt.I

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/Filecoder.HydraCrypt.I infection?

In this post you will discover about the interpretation of Win32/Filecoder.HydraCrypt.I and also its unfavorable influence 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.

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Most of the situations, Win32/Filecoder.HydraCrypt.I infection will instruct its targets to initiate funds transfer for the objective of neutralizing the modifications that the Trojan infection has actually introduced to the sufferer’s tool.

Win32/Filecoder.HydraCrypt.I Summary

These modifications can be as adheres to:

  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Attempts to stop active services;
  • Modifies boot configuration settings;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Exhibits possible ransomware file modification behavior;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Creates a copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the records found on the victim’s hard disk — so the target can no longer utilize the information;
  • Preventing regular access to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Win32/Filecoder.HydraCrypt.I

The most common networks whereby Win32/Filecoder.HydraCrypt.I Ransomware Trojans are injected are:

  • By means of phishing e-mails;
  • As a consequence of individual ending up on a source that holds a harmful software;

As soon as the Trojan is efficiently injected, it will either cipher the information on the target’s PC or avoid the tool from working in a correct way – while likewise placing a ransom note that discusses the requirement for the victims to impact the settlement for the purpose of decrypting the documents or bring back the file system back to the initial condition. In most instances, the ransom money note will certainly turn up when the client restarts the COMPUTER after the system has actually already been harmed.

Win32/Filecoder.HydraCrypt.I circulation networks.

In different edges of the globe, Win32/Filecoder.HydraCrypt.I grows by leaps and bounds. Nevertheless, the ransom notes as well as techniques of extorting the ransom money quantity may differ depending on particular neighborhood (regional) settings. The ransom money notes as well as techniques of extorting the ransom money amount might vary depending on certain regional (regional) setups.

Ransomware injection

For instance:

    Faulty alerts about unlicensed software application.

    In certain locations, the Trojans usually wrongfully report having actually discovered some unlicensed applications made it possible for on the target’s tool. The sharp then demands the user to pay the ransom.

    Faulty declarations about unlawful material.

    In nations where software program piracy is less popular, this technique is not as effective for the cyber scams. Additionally, the Win32/Filecoder.HydraCrypt.I popup alert may falsely claim to be stemming from a law enforcement institution and also will report having located kid porn or various other unlawful information on the gadget.

    Win32/Filecoder.HydraCrypt.I popup alert may incorrectly declare to be deriving from a law enforcement institution and will report having situated child pornography or other prohibited data on the gadget. The alert will likewise include a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 371C2BCD
md5: a6ac73490f7ba06d0f78cd755c18cf11
name: A6AC73490F7BA06D0F78CD755C18CF11.mlw
sha1: b0c5f5e91a530cb653d97c7109d2bd35125898ac
sha256: a89c7466c2a632e76a33df24381821653a3839a5df6daf3ab333fef1be827a77
sha512: 17d3f9d0a225e4eb7b0de7cfa7bfc15d1a763da1208ba61fea7a88c1c500120fe671dd5be2852a40b432c4084ea3a1e841e8261376cd0f8aa4931b0edd016b12
ssdeep: 384:Mi9kTkxm0zPYE4DRmKJ0HiGjgs7DeY4yHRychkjgtckK5uzoYwRaLJZr1oHwNgr:Miewc0zQE+Z0CGjgqXDSk7MHpP
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.HydraCrypt.I also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 005100291 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.11008
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.Mole
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
K7GW Trojan ( 005100291 )
Cybereason malicious.90f7ba
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Filecoder.HydraCrypt.I
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Generic.Ransom.Mole.CE301FE9
NANO-Antivirus Trojan.Win32.Encoder.eukxqb
MicroWorld-eScan Generic.Ransom.Mole.CE301FE9
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Generic.Ransom.Mole.CE301FE9
Sophos ML/PE-A + Troj/Hydran-A
Comodo Malware@#3me3vvt23eb4z
BitDefenderTheta Gen:NN.ZexaF.34722.cuW@auYdXIn
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Dropper.nm
FireEye Generic.mg.a6ac73490f7ba06d
Emsisoft Generic.Ransom.Mole.CE301FE9 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Generic.dpmzd
Avira TR/Crypt.EPACK.Gen2
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.2267923
Microsoft Trojan:Win32/Wraut.A
AegisLab Trojan.Win32.Generic.4!c
GData Win32.Trojan-Ransom.Filecoder.CF@gen
AhnLab-V3 Malware/Win32.Generic.C2356859
McAfee Artemis!A6AC73490F7B
MAX malware (ai score=100)
VBA32 BScope.Trojan-Ransom.Fury
Panda Trj/GdSda.A
Rising [email protected] (RDML:83d90ah+zW9A9dG0gRn6ag)
Yandex Trojan.Agent!B/Zz/0aUe84
Ikarus Trojan-Ransom.FileCrypter
Fortinet W32/Filecoder_HydraCrypt.I!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Filecoder.HydraCrypt.I ransomware?

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.HydraCrypt.I 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.HydraCrypt.I 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: https://gridinsoft.com/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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