Written by Robert Bailey

What is MSIL/Kryptik.ZET infection?

In this short article you will discover regarding the definition of MSIL/Kryptik.ZET as well as its unfavorable effect on your computer system. Such ransomware are a kind of malware that is clarified by online fraudulences to demand paying the ransom money by a target.

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Most of the situations, MSIL/Kryptik.ZET infection will certainly advise its targets to launch funds move for the purpose of neutralizing the changes that the Trojan infection has presented to the target’s device.

MSIL/Kryptik.ZET Summary

These adjustments can be as complies with:

  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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.
  • Unusual version info supplied for binary;
  • Ciphering the papers found on the victim’s hard disk drive — so the sufferer can no longer use the information;
  • Preventing normal accessibility 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.
Similar behavior
Related domains Ransom.Win32.Wacatac.oa Ransom.Win32.Wacatac.oa


The most normal networks where MSIL/Kryptik.ZET Ransomware Trojans are injected are:

  • By ways of phishing e-mails;
  • As an effect of user ending up on a resource that organizes a harmful software;

As quickly as the Trojan is efficiently infused, it will either cipher the information on the target’s computer or stop the tool from operating in a correct fashion – while additionally placing a ransom money note that states the need for the sufferers to impact the repayment for the purpose of decrypting the records or recovering the data system back to the initial condition. In a lot of instances, the ransom note will turn up when the client reboots the PC after the system has currently been harmed.

MSIL/Kryptik.ZET circulation channels.

In various corners of the globe, MSIL/Kryptik.ZET expands by leaps and bounds. Nonetheless, the ransom notes as well as techniques of obtaining the ransom amount might vary depending on particular local (regional) setups. The ransom money notes as well as tricks of obtaining the ransom money amount might differ depending on certain local (local) settings.

Ransomware injection

For instance:

    Faulty notifies concerning unlicensed software application.

    In certain locations, the Trojans typically wrongfully report having found some unlicensed applications allowed on the target’s gadget. The alert then demands the user to pay the ransom.

    Faulty declarations concerning prohibited web content.

    In nations where software piracy is much less preferred, this approach is not as efficient for the cyber frauds. Alternatively, the MSIL/Kryptik.ZET popup alert may wrongly claim to be stemming from a police establishment and will report having situated youngster pornography or various other prohibited data on the device.

    MSIL/Kryptik.ZET popup alert might wrongly declare to be obtaining from a law enforcement establishment as well as will report having located child porn or other illegal information on the gadget. The alert will likewise include a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: BE5DE6CB
md5: 8be9016f80644a3c55d934de7a772cb0
name: 8BE9016F80644A3C55D934DE7A772CB0.mlw
sha1: 3620ea0c4920fe7bea72d09bee26d22c46b127ed
sha256: d0f9c8ccda17c1fb33cad648c3361587c1b4c15a257ead60015dd8df4a76bfff
sha512: d61cded73f23d46e336289d33cf992823e3221e4e470326ba8d47256c0b326d7e5854487d3086d0860ee874680aa9e011322d97eb177af5e9de695346a14e1f1
ssdeep: 12288:/x+7AAhbGh9e8MP51Y9c9presfR8a+blXV8LVse3zPB/Z0f9wDj7d6q:Z+lFGhs8MP5Znr18aGOBwq
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 Microsoft 2011
Assembly Version:
InternalName: x630M.exe
Comments: RoC-Bangalore
ProductName: Search Option
FileDescription: Search Option
OriginalFilename: x630M.exe

MSIL/Kryptik.ZET also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.45355191
McAfee PWS-FCSX!8BE9016F8064
Cylance Unsafe
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.45355191
K7GW Riskware ( 0040eff71 )
Cybereason malicious.c4920f
BitDefenderTheta Gen:NN.ZemsilF.34742.Tm0@aaFygcf
Cyren W32/MSIL_Kryptik.COT.gen!Eldorado
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:Trojan-gen
Alibaba Trojan:MSIL/Kryptik.bb95e743
ViRobot Trojan.Win32.Z.Agent.737280.XP
Ad-Aware Trojan.GenericKD.45355191
Emsisoft Trojan.GenericKD.45355191 (B)
F-Secure Trojan.TR/Kryptik.nabsw
McAfee-GW-Edition BehavesLike.Win32.Generic.bc
Sophos Mal/Generic-S
Ikarus Trojan.MSIL.Crypt
Avira TR/Kryptik.nabsw
Microsoft Trojan:Win32/Wacatac.DD!ml
Gridinsoft Ransom.Win32.Wacatac.oa
Arcabit Trojan.Generic.D2B410B7
GData Trojan.GenericKD.45355191
Cynet Malicious (score: 85)
AhnLab-V3 Trojan/Win32.RL_Generic.C4290588
VBA32 CIL.HeapOverride.Heur
ALYac Trojan.GenericKD.45355191
MAX malware (ai score=81)
Malwarebytes Spyware.Agent
Panda Trj/CI.A
Zoner Trojan.Win32.100457
ESET-NOD32 a variant of MSIL/Kryptik.ZET
Yandex Trojan.AvsArher.bUbVUr
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_99%
Fortinet Malicious_Behavior.SB
AVG Win32:Trojan-gen
CrowdStrike win/malicious_confidence_80% (D)

How to remove MSIL/Kryptik.ZET ransomware?

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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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.ZET 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.ZET 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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