MSIL/Filecoder.KK

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

What is MSIL/Filecoder.KK infection?

In this short article you will discover concerning the definition of MSIL/Filecoder.KK and its negative influence on your computer system. Such ransomware are a kind of malware that is specified by on the internet scams to demand paying the ransom money by a sufferer.

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In the majority of the cases, MSIL/Filecoder.KK virus will advise its targets to start funds move for the objective of reducing the effects of the modifications that the Trojan infection has introduced to the target’s device.

MSIL/Filecoder.KK Summary

These alterations can be as complies with:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents located on the target’s hard drive — so the sufferer can no more make use of the information;
  • Preventing routine accessibility 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.

MSIL/Filecoder.KK

One of the most common networks whereby MSIL/Filecoder.KK Trojans are infused are:

  • By means of phishing emails;
  • As a consequence of user ending up on a resource that organizes a malicious software application;

As soon as the Trojan is successfully injected, it will either cipher the information on the sufferer’s PC or prevent the device from operating in an appropriate fashion – while additionally putting a ransom note that discusses the demand for the sufferers to impact the payment for the function of decrypting the records or bring back the file system back to the initial problem. In a lot of circumstances, the ransom note will certainly come up when the customer reboots the PC after the system has already been harmed.

MSIL/Filecoder.KK distribution channels.

In different edges of the world, MSIL/Filecoder.KK grows by leaps and bounds. Nevertheless, the ransom notes and also techniques of obtaining the ransom amount might vary depending upon specific neighborhood (regional) settings. The ransom notes as well as tricks of obtaining the ransom money quantity may vary depending on particular neighborhood (local) setups.

Ransomware injection

As an example:

    Faulty alerts concerning unlicensed software application.

    In certain areas, the Trojans commonly wrongfully report having discovered some unlicensed applications made it possible for on the sufferer’s tool. The alert after that requires the user to pay the ransom money.

    Faulty statements about prohibited web content.

    In countries where software application piracy is much less popular, this method is not as effective for the cyber fraudulences. Additionally, the MSIL/Filecoder.KK popup alert may incorrectly declare to be stemming from a police organization and will report having situated child pornography or other unlawful information on the device.

    MSIL/Filecoder.KK popup alert may incorrectly declare to be obtaining from a law enforcement establishment and will certainly report having located youngster pornography or other illegal data on the device. The alert will likewise consist of a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 4FF23F5D
md5: 44691e43ec5566bf57329f1050514b08
name: 44691E43EC5566BF57329F1050514B08.mlw
sha1: 404b4af41c38784dd4667713656abc311a23ac52
sha256: 04969afe8c9b6184cb14e8dae785c040437e9963d1ced1145d4f66e9191925e1
sha512: cb5628270d618a6aa284a08cfd125e18c5e84cc02128a5a1487f7864ac3cf1f3c02419a2637c774079ab4e64b8a683c7e829b2d870f354eef83959f4df0e1f60
ssdeep: 6144:VLqoiEyWvSLyUSQAnLpqoiEyWvSLyUSQAnLapWK9n:8PGahSQsEPGahSQsC
type: PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2016
Assembly Version: 1.0.0.0
InternalName: Cryptor.exe
FileVersion: 1.0.0.0
ProductName: Cryptor
ProductVersion: 1.0.0.0
FileDescription: Cryptor
OriginalFilename: Cryptor.exe

MSIL/Filecoder.KK also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0051a5411 )
DrWebTrojan.Encoder.15029
ALYacTrojan.Ransom.WannabeHappy
CylanceUnsafe
ZillyaTrojan.Crypren.Win32.550
SangforTrojan.Win32.Save.a
AlibabaRansom:Win32/Crypren.983a2f79
K7GWTrojan ( 0051a5411 )
Cybereasonmalicious.3ec556
SymantecRansom.Gen
ESET-NOD32MSIL/Filecoder.KK
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.Crypren.adyi
BitDefenderGeneric.Ransom.WannabeHappy.943193D0
NANO-AntivirusTrojan.Win32.Crypren.eumosq
ViRobotTrojan.Win32.S.Ransom.297472
MicroWorld-eScanGeneric.Ransom.WannabeHappy.943193D0
TencentMalware.Win32.Gencirc.114d8389
Ad-AwareGeneric.Ransom.WannabeHappy.943193D0
SophosMal/Generic-R + Troj/WHappy-A
ComodoMalware@#q5mqzpsmxuox
BitDefenderThetaGen:NN.ZemsilF.34608.sm0@aaDNjgo
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_WANNAHAPPY.A
McAfee-GW-EditionBehavesLike.Win32.Generic.dc
FireEyeGeneric.Ransom.WannabeHappy.943193D0
EmsisoftTrojan-Ransom.WannabeHappy (A)
SentinelOneStatic AI – Malicious PE
WebrootW32.Ransomware.Gen
MicrosoftTrojan:Win32/Tiggre!rfn
ArcabitGeneric.Ransom.WannabeHappy.943193D0
AegisLabTrojan.Multi.Generic.4!c
GDataGeneric.Ransom.WannabeHappy.943193D0
TACHYONRansom/W32.DN-Crypren.297472
AhnLab-V3Trojan/Win32.Ransom.C2231269
McAfeeArtemis!44691E43EC55
MAXmalware (ai score=100)
VBA32Trojan-Ransom.Crypren
PandaTrj/GdSda.A
TrendMicro-HouseCallRansom_WANNAHAPPY.A
RisingRansom.FileCryptor!8.1A7 (C64:YzY0Oi9szmuriKgB)
YandexTrojan.Crypren!sXf/JlcDkGw
IkarusTrojan.MSIL.Filecoder
FortinetMSIL/Filecoder.TA!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.WannaCry.HwMAgVAA

How to remove MSIL/Filecoder.KK virus?

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 MSIL/Filecoder.KK 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 MSIL/Filecoder.KK 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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