What is MSIL/Kryptik.OTB infection?

In this post you will certainly locate about the meaning of MSIL/Kryptik.OTB as well as its adverse impact on your computer. Such ransomware are a form of malware that is specified by on the internet fraudulences to require paying the ransom by a target.

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In the majority of the instances, MSIL/Kryptik.OTB ransomware will advise its targets to launch funds move for the purpose of reducing the effects of the modifications that the Trojan infection has presented to the sufferer’s tool.

MSIL/Kryptik.OTB Summary

These alterations can be as follows:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • 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.
  • Starts servers listening on;
  • 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 records located on the victim’s hard disk drive — so the sufferer can no more utilize the data;
  • Preventing normal 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.


One of the most common networks whereby MSIL/Kryptik.OTB Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As an effect of customer ending up on a source that organizes a malicious software;

As soon as the Trojan is effectively infused, it will either cipher the data on the sufferer’s PC or stop the gadget from operating in a correct manner – while likewise placing a ransom money note that discusses the demand for the sufferers to effect the settlement for the purpose of decrypting the files or bring back the data system back to the preliminary condition. In the majority of circumstances, the ransom money note will certainly turn up when the customer reboots the PC after the system has actually already been damaged.

MSIL/Kryptik.OTB distribution channels.

In numerous edges of the globe, MSIL/Kryptik.OTB grows by leaps and bounds. Nevertheless, the ransom money notes and methods of obtaining the ransom quantity may differ relying on specific neighborhood (local) settings. The ransom money notes as well as methods of extorting the ransom money quantity might vary depending on certain regional (regional) setups.

Ransomware injection

For instance:

    Faulty informs about unlicensed software program.

    In specific areas, the Trojans typically wrongfully report having actually detected some unlicensed applications made it possible for on the sufferer’s tool. The alert after that requires the individual to pay the ransom money.

    Faulty statements concerning illegal material.

    In countries where software piracy is much less popular, this approach is not as effective for the cyber frauds. Additionally, the MSIL/Kryptik.OTB popup alert might incorrectly claim to be stemming from a police establishment as well as will report having located kid pornography or various other prohibited data on the tool.

    MSIL/Kryptik.OTB popup alert might wrongly declare to be obtaining from a law enforcement institution and will certainly report having situated youngster porn or various other prohibited information on the gadget. The alert will similarly consist of a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 7C4BA89D
md5: 7460c7d8b9b160858377c2030a1d2cef
name: 7460C7D8B9B160858377C2030A1D2CEF.mlw
sha1: 09a3fd111169c448fdf6692a8d11835f98675530
sha256: 952d9b1d3f771bbde44f1d9e2cde8e92e66ba02e9505289d2d41d27e1b2e02d2
sha512: c1e4b81d783e39a41bb2b924584070a9af679d8b9a094c1d280f9b53256190f9acc605de22a153d4cb83e764367e9f201a17941ff8a6356142ef08488b9fa74c
ssdeep: 24576:IyEqVujoqXKaaCX6jdG3z6f6pda3lh7AOX:dEqBqaanX6BJfsUVV
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

LegalCopyright: Copyright 2007-2010 Google Inc.
InternalName: Google Update
CompanyName: Google Inc.
ProductName: Google Update
FileDescription: Google Crash Handler
OriginalFilename: GoogleUpdate.exe
Translation: 0x0409 0x04b0

MSIL/Kryptik.OTB also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 700000121 )
Elastic malicious (high confidence)
DrWeb BackDoor.Wirenet.328
Cynet Malicious (score: 100)
ALYac Gen:Heur.MSIL.Benin.5
Cylance Unsafe
Zillya Trojan.GenKryptik.Win32.10416
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/Blocker.3aa630ae
K7GW Trojan ( 700000121 )
Cybereason malicious.8b9b16
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Kryptik.OTB
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.katz
BitDefender Gen:Heur.MSIL.Benin.5
NANO-Antivirus Trojan.Win32.Blocker.epfgzx
MicroWorld-eScan Gen:Heur.MSIL.Benin.5
Tencent Malware.Win32.Gencirc.114afc9d
Ad-Aware Gen:Heur.MSIL.Benin.5
Sophos Mal/Generic-S
Comodo Malware@#3i6v5bp4qip6b
BitDefenderTheta Gen:NN.ZemsilF.34628.9m0@aiqNpkl
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_Blocker.R002C0PK120
McAfee-GW-Edition BehavesLike.Win32.Generic.dc
Emsisoft Gen:Heur.MSIL.Benin.5 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.Inject.zly
Avira TR/Crypt.XPACK.Gen7
Microsoft Trojan:Win32/Tiggre!rfn
Arcabit Trojan.MSIL.Benin.5
AegisLab Trojan.Win32.Generic.4!c
GData Gen:Heur.MSIL.Benin.5
AhnLab-V3 Trojan/Win32.RL_Generic.C4293780
McAfee GenericRXBQ-OO!7460C7D8B9B1
MAX malware (ai score=86)
VBA32 TScope.Trojan.MSIL
Malwarebytes Malware.AI.2615956715
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_Blocker.R002C0PK120
Rising Ransom.Blocker!8.12A (CLOUD)
Yandex Trojan.Blocker!GLb0k6pDle4
Ikarus Trojan.MSIL.Krypt
Fortinet MSIL/Generic.AP.8AE31E!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Trojan.Ransom.a08

How to remove MSIL/Kryptik.OTB 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.OTB 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.OTB 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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