What is MSIL/KillFiles.BZ infection?

In this short article you will locate regarding the definition of MSIL/KillFiles.BZ and its adverse impact on your computer. Such ransomware are a type of malware that is clarified by on the internet fraudulences to demand paying the ransom by a victim.

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Most of the situations, MSIL/KillFiles.BZ ransomware will certainly advise its sufferers to start funds transfer for the objective of counteracting the amendments that the Trojan infection has introduced to the victim’s tool.

MSIL/KillFiles.BZ Summary

These modifications can be as follows:

  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files situated on the sufferer’s hard drive — so the victim can no more use the information;
  • Preventing normal access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.


One of the most regular channels whereby MSIL/KillFiles.BZ Trojans are injected are:

  • By methods of phishing emails;
  • As a consequence of individual ending up on a source that organizes a harmful software program;

As quickly as the Trojan is successfully infused, it will certainly either cipher the information on the target’s computer or avoid the device from working in a correct way – while also positioning a ransom note that states the demand for the victims to effect the settlement for the objective of decrypting the documents or bring back the documents system back to the first problem. In the majority of instances, the ransom money note will turn up when the customer restarts the COMPUTER after the system has actually currently been harmed.

MSIL/KillFiles.BZ circulation channels.

In different edges of the globe, MSIL/KillFiles.BZ grows by jumps as well as bounds. Nonetheless, the ransom money notes and also tricks of obtaining the ransom amount may differ depending on specific regional (local) settings. The ransom money notes as well as methods of obtaining the ransom amount might vary depending on certain local (regional) settings.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software program.

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

    Faulty declarations regarding prohibited material.

    In countries where software piracy is much less popular, this approach is not as efficient for the cyber fraudulences. Conversely, the MSIL/KillFiles.BZ popup alert might wrongly assert to be originating from a law enforcement institution and will certainly report having located kid pornography or other prohibited data on the tool.

    MSIL/KillFiles.BZ popup alert might falsely claim to be obtaining from a law enforcement establishment and will report having located kid pornography or other prohibited data on the tool. The alert will similarly include a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 08544ABB
md5: 3f5fdec61d5d79490ca9854dd82ef314
name: 3F5FDEC61D5D79490CA9854DD82EF314.mlw
sha1: 80d89231a0e4099a2210dd3ffb41539dfe024d9e
sha256: 2721f3eb112a9f15b8b0e1d0bb9c5196dca4959a809d31292b35b4ea84fb0ea6
sha512: d29bd9abd5664dde6fc0f0d86db290401072ba7b1b4a7829881003e1924bf4ff8d19ecef69637656a20bac82444526070d05ff83c87006c7170e8f60857a7df0
ssdeep: 384:dafTy0W51SOufanNb5wACtQMyBHhWCnHWVptYcFwVc03K:daW3duYxtCtGBHzmtYcFwVc6K
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: xa9 Microsoft Corporation. All rights reserved.
Assembly Version: 10.0.19041.153
InternalName: CONHOST.exe
FileVersion: 10.0.19041.153
CompanyName: Microsoft Corporation
ProductName: Microsoftxae Windowsxae Operating System
ProductVersion: 10.0.19041.153
FileDescription: Console Window Host
OriginalFilename: CONHOST.exe

MSIL/KillFiles.BZ also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 00576eaa1 )
Elastic malicious (high confidence)
Cynet Malicious (score: 85)
CAT-QuickHeal Trojan.YakbeexMSIL.ZZ4
ALYac Trojan.GenericKD.45634757
Cylance Unsafe
Zillya Trojan.KillFiles.Win32.30980
Sangfor Trojan.Win32.Agent.gen
CrowdStrike win/malicious_confidence_100% (W)
Alibaba virus:Win32/InfectPE.ali2000007
K7GW Trojan ( 00576eaa1 )
Cybereason malicious.61d5d7
Cyren W32/Trojan.KHSB-3202
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky HEUR:Trojan-Ransom.MSIL.Gen.gen
BitDefender Trojan.GenericKD.45634757
NANO-Antivirus Trojan.Win32.Ransom.ileokg
MicroWorld-eScan Trojan.GenericKD.45634757
Tencent Msil.Trojan.Gen.Lmlj
Ad-Aware Trojan.GenericKD.45634757
Sophos Mal/Generic-S
Comodo Malware@#yb7ye7grhnll
BitDefenderTheta Gen:NN.ZemsilF.34670.cm0@aqHqoWf
TrendMicro Ransom_Gen.R002C0WAU21
McAfee-GW-Edition RDN/Ransom
FireEye Trojan.GenericKD.45634757
Emsisoft Trojan.GenericKD.45634757 (B)
Jiangmin Trojan.MSIL.txra
Webroot W32.Trojan.Gen
Avira TR/Agent.pjxap
Microsoft Trojan:Win32/Ymacco.AA27
Arcabit Trojan.Generic.D2B854C5
AegisLab Trojan.Multi.Generic.4!c
GData Trojan.GenericKD.45634757
AhnLab-V3 Malware/Win32.RL_Generic.C4317145
McAfee RDN/Ransom
MAX malware (ai score=89)
VBA32 TScope.Trojan.MSIL
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_Gen.R002C0WAU21
Rising Trojan.KillFiles!8.6C1 (CLOUD)
Yandex Trojan.KillFiles!nBK5H2WfMps
Ikarus Trojan.MSIL.KillFiles
Fortinet MSIL/KillFiles.BZ!tr.ransom
AVG Win32:Trojan-gen
Qihoo-360 Win32/Ransom.Generic.HwMA6ocA

How to remove MSIL/KillFiles.BZ 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 MSIL/KillFiles.BZ 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/KillFiles.BZ you can always ask me in the comments for getting help.

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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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