Win32/Filecoder.HydraCrypt.F

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

What is Win32/Filecoder.HydraCrypt.F infection?

In this article you will certainly discover about the meaning of Win32/Filecoder.HydraCrypt.F and its unfavorable influence on your computer. Such ransomware are a type of malware that is clarified by on the internet frauds to demand paying the ransom by a victim.

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In the majority of the instances, Win32/Filecoder.HydraCrypt.F virus will certainly advise its victims to initiate funds move for the objective of counteracting the modifications that the Trojan infection has introduced to the target’s gadget.

Win32/Filecoder.HydraCrypt.F Summary

These modifications can be as adheres to:

  • A process created a hidden window;
  • Uses Windows utilities for basic functionality;
  • Attempts to remove evidence of file being downloaded from the Internet;
  • 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;
  • Writes a potential ransom message to disk;
  • 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 documents situated on the target’s disk drive — so the victim can no more utilize the data;
  • Preventing regular 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.

Win32/Filecoder.HydraCrypt.F

The most regular channels whereby Win32/Filecoder.HydraCrypt.F Trojans are infused are:

  • By means of phishing e-mails;
  • As a consequence of individual ending up on a resource that organizes a harmful software application;

As soon as the Trojan is effectively injected, it will certainly either cipher the information on the target’s computer or avoid the tool from operating in a correct fashion – while also positioning a ransom money note that discusses the demand for the targets to effect the payment for the function of decrypting the records or bring back the file system back to the preliminary condition. In many circumstances, the ransom money note will turn up when the client restarts the PC after the system has currently been harmed.

Win32/Filecoder.HydraCrypt.F circulation channels.

In numerous corners of the globe, Win32/Filecoder.HydraCrypt.F grows by jumps and also bounds. Nonetheless, the ransom money notes and also tricks of obtaining the ransom amount might vary relying on certain local (local) setups. The ransom notes as well as techniques of extorting the ransom quantity might differ depending on certain local (local) settings.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software application.

    In particular areas, the Trojans usually wrongfully report having actually discovered some unlicensed applications allowed on the sufferer’s gadget. The sharp then demands the user to pay the ransom money.

    Faulty declarations concerning prohibited material.

    In nations where software application piracy is less prominent, this technique is not as reliable for the cyber frauds. Alternatively, the Win32/Filecoder.HydraCrypt.F popup alert may incorrectly claim to be originating from a police institution and also will certainly report having located child pornography or various other prohibited information on the gadget.

    Win32/Filecoder.HydraCrypt.F popup alert may incorrectly declare to be deriving from a legislation enforcement organization and will report having located child pornography or other unlawful information on the gadget. The alert will likewise consist of a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 3950C153
md5: 93d98f422fcfd2f31cf9b3ed82f0e5fd
name: 93D98F422FCFD2F31CF9B3ED82F0E5FD.mlw
sha1: 1594e44c849aa5610d3cb9bda59fe83ee3451ae9
sha256: 27a828161bfc5199ee9edc9b022e093bcfdbfb8c8e84d7ee4deabfa38b80154b
sha512: ae6377e51d3f4d128cb860389ec8ee67e006c6102bf169631689827623fc4e69991f5bf0f948e4a163608446f7751aca72d8d3316b696fc9a0868ef1235823d6
ssdeep: 384:Ll+tna1kE9Ma1mroUjUbZSIDYpuhKoMAU7pA5Y7MA5B36AOHjS/UPP0:L2aw3R8ZVDPrns/7P5BJOD1M
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Filecoder.HydraCrypt.F also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanGeneric.Ransom.GarrantDecrypt.B.FD1E64E8
FireEyeGeneric.mg.93d98f422fcfd2f3
ALYacGeneric.Ransom.GarrantDecrypt.B.FD1E64E8
CylanceUnsafe
VIPREBehavesLike.Win32.Malware.rwx (mx-v)
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 005040b81 )
BitDefenderGeneric.Ransom.GarrantDecrypt.B.FD1E64E8
K7GWTrojan ( 005040b81 )
Cybereasonmalicious.22fcfd
BitDefenderThetaAI:Packer.BF62130F1E
SymantecML.Attribute.HighConfidence
APEXMalicious
Paloaltogeneric.ml
KasperskyHEUR:Worm.Win32.Generic
AlibabaRansom:Win32/generic.ali2000010
NANO-AntivirusTrojan.Win32.AD.eogwsh
RisingRansom.Higuniel!8.F44A (CLOUD)
Ad-AwareGeneric.Ransom.GarrantDecrypt.B.FD1E64E8
SophosML/PE-A + Mal/EncPk-ZC
ComodoMalware@#1an0pukvinw1i
DrWebTrojan.Encoder.12300
TrendMicroRansom_CRYPAURA.F117E2
McAfee-GW-EditionBehavesLike.Win32.PWSZbot.mm
EmsisoftGeneric.Ransom.GarrantDecrypt.B.FD1E64E8 (B)
IkarusTrojan.Win32.Filecoder
eGambitUnsafe.AI_Score_99%
AviraTR/AD.RansomHeur.fckjh
MicrosoftRansom:Win32/Higuniel.A
AhnLab-V3Malware/Win32.Ransom_.C1934018
ZoneAlarmHEUR:Worm.Win32.Generic
GDataWin32.Trojan-Ransom.Filecoder.BO
CynetMalicious (score: 100)
ESET-NOD32a variant of Win32/Filecoder.HydraCrypt.F
Acronissuspicious
McAfeeArtemis!93D98F422FCF
MAXmalware (ai score=99)
VBA32BScope.Trojan.Encoder
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom_CRYPAURA.F117E2
TencentWin32.Trojan.Raas.Auto
YandexTrojan.GenAsa!CuaQyPpr/qI
SentinelOneStatic AI – Malicious PE
FortinetW32/Generic.AP.D4A94!tr
WebrootW32.Compromisedrdp.Ransom
AVGWin32:Malware-gen
AvastWin32:Malware-gen
CrowdStrikewin/malicious_confidence_80% (D)
Qihoo-360Win32/Ransom.Generic.HgIASOcA

How to remove Win32/Filecoder.HydraCrypt.F 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

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.F 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.F 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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