MSIL/Kryptik.HZJ

What is MSIL/Kryptik.HZJ infection?

In this post you will locate about the definition of MSIL/Kryptik.HZJ and also its negative impact on your computer system. Such ransomware are a form of malware that is clarified by online frauds to demand paying the ransom money by a sufferer.

In the majority of the cases, MSIL/Kryptik.HZJ virus will instruct its sufferers to start funds move for the function of reducing the effects of the amendments that the Trojan infection has presented to the sufferer’s tool.

MSIL/Kryptik.HZJ Summary

These adjustments can be as complies with:

  • 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.
  • 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.
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Attempts to disable UAC.

    User Account Control or just UAC is a part of the Windows security system which prevents apps from making unwanted changes on PC.

    UAC includes several technologies 1:

    • File and egistry Virtualization;
    • Same-desktop Elevation;
    • Filtered Token;
    • User Interface Privilege Isolation;
    • Protected Mode Internet Explorer;
    • Installer Detection;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the documents found on the target’s hard disk drive — so the sufferer can no longer make use of the data;
  • Preventing regular accessibility to the target’s workstation;

MSIL/Kryptik.HZJ

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

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a repercussion of individual ending up on a resource that holds a harmful software application;

As soon as the Trojan is efficiently injected, it will either cipher the data on the sufferer’s computer or stop the gadget from working in a proper manner – while likewise positioning a ransom note that points out the requirement for the victims to impact the settlement for the purpose of decrypting the records or recovering the data system back to the initial problem. In many instances, the ransom money note will come up when the customer restarts the COMPUTER after the system has currently been damaged.

MSIL/Kryptik.HZJ distribution networks.

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

Ransomware injection

For example:

    Faulty informs regarding unlicensed software program.

    In specific areas, the Trojans commonly wrongfully report having actually discovered some unlicensed applications allowed on the target’s tool. The sharp after that requires the individual to pay the ransom.

    Faulty statements regarding prohibited material.

    In countries where software program piracy is much less preferred, this technique is not as effective for the cyber scams. Conversely, the MSIL/Kryptik.HZJ popup alert might wrongly declare to be originating from a law enforcement establishment and also will report having situated child porn or various other prohibited data on the tool.

    MSIL/Kryptik.HZJ popup alert may incorrectly declare to be obtaining from a legislation enforcement institution and also will report having located kid porn or other prohibited data on the gadget. The alert will in a similar way include a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 251B67E6md5: d5d1728bb0d41d2671ed6842f1255804name: D5D1728BB0D41D2671ED6842F1255804.mlwsha1: 751b403ea407b8908616697c8dad97131ce06845sha256: 95ac464683b2c78e8f27f28a7aaf318586c11d9eada2ba28b3e3041564874b47sha512: 2b25a286298ced648615b3139c55d39b3a07ff96775609d1f58e2fc940ad7968919b8aa2ff01204993be79501b39fc23e38d73ce67e1e37fd57ca61662fbc32cssdeep: 3072:LKQLaXAQhbwRnqd7Wqz3ebA+tRb+5Lii6sAz9yYnZ+68lPkvMdBydsDrDi5MW8m:LKnXAQhMRqd7M+5kxc68lPyiDXiM5type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0LegalCopyright: Copyright xa9 8=Q+r+9sT 2017Assembly Version: 15.66.74.8954InternalName: kkss.exeFileVersion: 16.11.2687.6654CompanyName: nQ+rZe5+98+9sTProductName: Q+rZe5+98+9sT84v3nQ+rZe5ProductVersion: 16.11.2687.6654FileDescription: 84v3nQ+rZe5+98+OriginalFilename: kkss.exe

MSIL/Kryptik.HZJ also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0055e3981 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Gen:Variant.Razy.115359
Cylance Unsafe
Zillya Trojan.Blocker.Win32.36507
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Trojan:MSIL/Kryptik.2f5399e5
K7GW Trojan ( 0055e3981 )
Cybereason malicious.bb0d41
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Kryptik.HZJ
APEX Malicious
Avast Win32:Malware-gen
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Razy.115359
NANO-Antivirus Trojan.Win32.Blocker.ejygin
MicroWorld-eScan Gen:Variant.Razy.115359
Tencent Win32.Trojan.Generic.Wtdh
Ad-Aware Gen:Variant.Razy.115359
Sophos ML/PE-A
BitDefenderTheta Gen:NN.ZemsilF.34628.qq0@aeoqEKf
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R002C0GK420
McAfee-GW-Edition Artemis!Virus
FireEye Generic.mg.d5d1728bb0d41d26
Emsisoft Gen:Variant.Razy.115359 (B)
SentinelOne Static AI – Malicious PE
Avira HEUR/AGEN.1121225
eGambit Unsafe.AI_Score_99%
Microsoft Backdoor:MSIL/Bladabindi.B
AegisLab Trojan.Win32.Blocker.j!c
GData Gen:Variant.Razy.115359
AhnLab-V3 Trojan/Win32.Blocker.C2091539
McAfee Artemis!D5D1728BB0D4
MAX malware (ai score=81)
Malwarebytes MachineLearning/Anomalous.96%
Panda Trj/GdSda.A
TrendMicro-HouseCall TROJ_GEN.R002C0GK420
Rising Ransom.Blocker!8.12A (CLOUD)
Ikarus Trojan.SuspectCRC
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Trojan.Generic.HgIASOQA

How to remove MSIL/Kryptik.HZJ 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 GridinSoft2

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove MSIL/Kryptik.HZJ you can always ask me in the comments for getting help.

References

  1. Microsoft Ignite: How to disable User Account Control (UAC) on Windows Server

About the author

Robert Bailey

Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

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