MSIL/Kryptik.CQR

What is MSIL/Kryptik.CQR infection?

In this short article you will certainly locate about the interpretation of MSIL/Kryptik.CQR as well as its adverse influence on your computer. Such ransomware are a type of malware that is clarified by on-line fraudulences to demand paying the ransom by a target.

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In the majority of the instances, MSIL/Kryptik.CQR infection will instruct its sufferers to initiate funds move for the objective of reducing the effects of the changes that the Trojan infection has actually presented to the victim’s device.

MSIL/Kryptik.CQR Summary

These modifications 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.
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Creates an autorun.inf file;
  • Uses Windows utilities for basic functionality;
  • Sniffs keystrokes;
  • A process was set to shut the system down when terminated;
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Likely virus infection of existing system binary;
  • Creates a copy of itself;
  • Ciphering the files situated on the target’s hard drive — so the target can no more utilize the data;
  • Preventing routine 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.

MSIL/Kryptik.CQR

One of the most regular networks whereby MSIL/Kryptik.CQR Ransomware are infused are:

  • By means of phishing emails;
  • As an effect of individual winding up on a resource that organizes a harmful software application;

As quickly as the Trojan is successfully injected, it will either cipher the data on the target’s computer or avoid the device from operating in a correct fashion – while additionally putting a ransom money note that discusses the demand for the targets to impact the settlement for the objective of decrypting the papers or restoring the file system back to the initial problem. In most circumstances, the ransom money note will certainly come up when the client restarts the COMPUTER after the system has currently been harmed.

MSIL/Kryptik.CQR circulation channels.

In numerous edges of the globe, MSIL/Kryptik.CQR grows by leaps and also bounds. Nonetheless, the ransom notes as well as methods of obtaining the ransom money amount might vary depending on particular local (local) setups. The ransom money notes as well as tricks of obtaining the ransom money amount might differ depending on certain local (regional) settings.

Ransomware injection

For example:

    Faulty signals regarding unlicensed software.

    In particular locations, the Trojans typically wrongfully report having identified some unlicensed applications allowed on the sufferer’s device. The sharp after that requires the user to pay the ransom.

    Faulty declarations about unlawful content.

    In nations where software piracy is less prominent, this technique is not as reliable for the cyber fraudulences. Alternatively, the MSIL/Kryptik.CQR popup alert might falsely declare to be stemming from a police establishment as well as will certainly report having located child pornography or other prohibited information on the tool.

    MSIL/Kryptik.CQR popup alert may incorrectly declare to be deriving from a legislation enforcement organization and also will report having located child porn or various other prohibited information on the gadget. The alert will similarly consist of a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 76E22BB6
md5: f865f9ea9c1dbdcaac85c656634aa242
name: F865F9EA9C1DBDCAAC85C656634AA242.mlw
sha1: 912bc9c49c9f452157da4938e8cb1d3133a8b111
sha256: 8ee414e7fedb9a4e5a7a72884ae9f8a332aa62a605e1f247a776daa23dc7683d
sha512: 3fcb19c3822f5d0adf316cae98f64340de78f255d2351a243e4e8d79b5a80c2f766fca20e3cf703dbf759c9e9f6563263152f48f965287a9d0bb884f21a2a002
ssdeep: 384:xRl8dQqzLuIAIdkBaP+Lk245gca3X31d52cjQRXsWq:xz8+qvuIAqWNnR3
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 Microsoft 2017
Assembly Version: 1.0.0.0
InternalName: WindowsApplication15.exe
FileVersion: 1.0.0.0
CompanyName: Microsoft
ProductName: WindowsApplication15
ProductVersion: 1.0.0.0
FileDescription: WindowsApplication15
OriginalFilename: WindowsApplication15.exe

MSIL/Kryptik.CQR also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 004c77211 )
DrWeb Trojan.MulDrop7.52318
Cynet Malicious (score: 85)
ALYac Gen:Heur.MSIL.Abuja.1
Cylance Unsafe
Zillya Trojan.Blocker.Win32.39381
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:Win32/Starter.ali2000005
K7GW Trojan ( 004c77211 )
Cybereason malicious.a9c1db
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of MSIL/Kryptik.CQR
APEX Malicious
Avast FileRepMalware
Kaspersky HEUR:Trojan-Ransom.Win32.Generic
BitDefender Gen:Heur.MSIL.Abuja.1
NANO-Antivirus Trojan.Win32.Blocker.evuvrv
MicroWorld-eScan Gen:Heur.MSIL.Abuja.1
Tencent Win32.Trojan.Blocker.Ednh
Ad-Aware Gen:Heur.MSIL.Abuja.1
Sophos Mal/Generic-S
Comodo Malware@#20d849cgdachv
BitDefenderTheta Gen:NN.ZemsilF.34608.zq0@aOM8LDf
McAfee-GW-Edition Artemis!Trojan
FireEye Generic.mg.f865f9ea9c1dbdca
Emsisoft Gen:Heur.MSIL.Abuja.1 (B)
Avira HEUR/AGEN.1101247
eGambit Unsafe.AI_Score_63%
AegisLab Trojan.Multi.Generic.4!c
GData Gen:Heur.MSIL.Abuja.1
McAfee Artemis!F865F9EA9C1D
MAX malware (ai score=94)
VBA32 Trojan-Ransom.Blocker
Panda Trj/GdSda.A
Rising Backdoor.Bladabindi!8.B1F (CLOUD)
Fortinet MSIL/Kryptik.FMX!tr
AVG FileRepMalware
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Generic.HgIASOkA

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

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

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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