Written by Robert Bailey

What is MSIL/Kryptik.ZDO infection?

In this short article you will locate about the meaning of MSIL/Kryptik.ZDO as well as its adverse influence on your computer system. Such ransomware are a type of malware that is specified by on the internet scams to require paying the ransom money by a sufferer.

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Most of the situations, MSIL/Kryptik.ZDO ransomware will advise its victims to initiate funds move for the objective of reducing the effects of the amendments that the Trojan infection has introduced to the target’s device.

MSIL/Kryptik.ZDO Summary

These alterations can be as complies with:

  • The binary likely contains encrypted or compressed data.;
  • Network activity detected but not expressed in API logs;
  • Ciphering the papers situated on the sufferer’s hard disk — so the sufferer can no longer utilize the data;
  • Preventing routine access to the sufferer’s workstation;

Related domains: Ransom.Win32.Wacatac.oa Ransom.Win32.Wacatac.oa


The most normal channels where MSIL/Kryptik.ZDO Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As an effect of user ending up on a source that organizes a destructive software application;

As soon as the Trojan is effectively injected, it will certainly either cipher the data on the sufferer’s computer or prevent the tool from working in an appropriate fashion – while likewise placing a ransom money note that points out the demand for the targets to impact the payment for the function of decrypting the documents or bring back the documents system back to the initial problem. In a lot of instances, the ransom note will turn up when the customer reboots the PC after the system has currently been harmed.

MSIL/Kryptik.ZDO circulation channels.

In various edges of the world, MSIL/Kryptik.ZDO grows by jumps and also bounds. Nevertheless, the ransom notes as well as tricks of obtaining the ransom quantity may vary relying on particular regional (regional) settings. The ransom notes and tricks of extorting the ransom money amount might vary depending on particular local (local) setups.

Ransomware injection

For instance:

    Faulty notifies about unlicensed software.

    In particular locations, the Trojans typically wrongfully report having discovered some unlicensed applications made it possible for on the sufferer’s gadget. The sharp then demands the individual to pay the ransom.

    Faulty declarations regarding illegal content.

    In countries where software piracy is much less preferred, this technique is not as efficient for the cyber fraudulences. Additionally, the MSIL/Kryptik.ZDO popup alert may incorrectly declare to be deriving from a law enforcement organization and also will certainly report having situated youngster porn or other prohibited data on the device.

    MSIL/Kryptik.ZDO popup alert might falsely claim to be obtaining from a legislation enforcement establishment and also will certainly report having located kid pornography or other unlawful information on the device. The alert will likewise contain a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: C94901B8
md5: 5fe9efd4908ab33dd783f31f25eae08f
name: 5FE9EFD4908AB33DD783F31F25EAE08F.mlw
sha1: 66b77854a5080db1a9c6a295f2c6ffd51a28887e
sha256: 9717c97a2929ef03f38723558b69980faef78289090c9976a15c4a5653d271e0
sha512: 30cbba3f2a976fe4495819b98476fc785a91aa19a04ea3bb4f958b190da706f0441f415366e4380d2cd067649e30336bf3eee84d282cc61d44f34e857da0c4e7
ssdeep: 24576:Jl26sJk1mavCRHu8xMKsCFMMxxrncLIUJ1o3zhQ1:rwRHDuZGxxMIUJmzhQ
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2014 by Aland Kuang
Assembly Version:
InternalName: MarshalAsAttribute.exe
CompanyName: A.K. Corporation
ProductName: SimplePass
FileDescription: SimplePass
OriginalFilename: MarshalAsAttribute.exe

MSIL/Kryptik.ZDO also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.45245422
ALYac Trojan.GenericKD.45245422
Cylance Unsafe
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.45245422
K7GW Riskware ( 0040eff71 )
Cybereason malicious.4a5080
BitDefenderTheta Gen:NN.ZemsilF.34700.Xq0@au0v01h
Cyren W32/MSIL_Kryptik.CNW.gen!Eldorado
Symantec Trojan.Gen.2
APEX Malicious
Kaspersky HEUR:Trojan.MSIL.Taskun.gen
Alibaba Trojan:Win32/Kryptik.ali2000016
AegisLab Trojan.Win32.Malicious.4!c
Ad-Aware Trojan.GenericKD.45245422
Emsisoft Trojan.Crypt (A)
F-Secure Trojan.TR/AD.AgentTesla.zstoe
McAfee-GW-Edition Fareit-FXJ!5FE9EFD4908A
Sophos Mal/Generic-S
Ikarus Trojan.SuspectCRC
Avira TR/AD.AgentTesla.zstoe
Microsoft Trojan:Win32/Ymacco.AA97
Gridinsoft Ransom.Win32.Wacatac.oa
Arcabit Trojan.Generic.D2B263EE
ZoneAlarm HEUR:Trojan.MSIL.Taskun.gen
GData Trojan.GenericKD.45245422
Cynet Malicious (score: 100)
McAfee Fareit-FXJ!5FE9EFD4908A
MAX malware (ai score=83)
Malwarebytes Trojan.MalPack
Panda Trj/GdSda.A
ESET-NOD32 a variant of MSIL/Kryptik.ZDO
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_98%
Fortinet PossibleThreat.PALLAS.H
AVG Win32:Malware-gen
Avast Win32:Malware-gen
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 Generic/HEUR/QVM03.0.4360.Malware.Gen

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

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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