MSIL/Kryptik.KDG

Written by Robert Bailey

What is MSIL/Kryptik.KDG infection?

In this article you will certainly locate regarding the meaning of MSIL/Kryptik.KDG and also its negative impact on your computer system. Such ransomware are a kind of malware that is clarified by online fraudulences to demand paying the ransom by a victim.

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In the majority of the situations, MSIL/Kryptik.KDG infection will instruct its victims to launch funds transfer for the objective of counteracting the modifications that the Trojan infection has presented to the victim’s tool.

MSIL/Kryptik.KDG Summary

These adjustments can be as adheres to:

  • 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.

  • A process created a hidden window;
  • 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.
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • 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.
  • 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.
  • Detects VirtualBox through the presence of a file;
  • Detects VMware through the presence of a file;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files situated on the victim’s disk drive — so the target can no longer make use of 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.

MSIL/Kryptik.KDG

One of the most regular channels through which MSIL/Kryptik.KDG Trojans are infused are:

  • By means of phishing e-mails;
  • As a repercussion of individual winding up on a source that organizes a harmful software;

As quickly as the Trojan is efficiently injected, it will certainly either cipher the data on the target’s computer or protect against the gadget from working in an appropriate fashion – while additionally putting a ransom money note that discusses the requirement for the targets to effect the settlement for the objective of decrypting the documents or restoring the documents system back to the preliminary problem. In a lot of instances, the ransom note will turn up when the customer restarts the COMPUTER after the system has actually currently been harmed.

MSIL/Kryptik.KDG circulation networks.

In various edges of the world, MSIL/Kryptik.KDG expands by jumps as well as bounds. However, the ransom money notes and methods of extorting the ransom quantity may differ depending on particular regional (local) settings. The ransom money notes and also methods of obtaining the ransom amount may differ depending on particular neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software program.

    In particular areas, the Trojans often wrongfully report having detected some unlicensed applications made it possible for on the target’s tool. The alert then requires the individual to pay the ransom money.

    Faulty statements regarding prohibited material.

    In nations where software program piracy is much less preferred, this technique is not as efficient for the cyber fraudulences. Alternatively, the MSIL/Kryptik.KDG popup alert might incorrectly claim to be stemming from a police institution and also will certainly report having situated youngster pornography or various other illegal information on the tool.

    MSIL/Kryptik.KDG popup alert may falsely assert to be obtaining from a regulation enforcement institution and will certainly report having located child pornography or various other prohibited data on the tool. The alert will similarly contain a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: D2C1EC25
md5: 4a5f2f1f3f38fc6e3c9b6a746e1e0857
name: autokliker.exe
sha1: 2d8aaea4b525b475e66679d1b0e498a6c003b72e
sha256: 8c13bccbda4ac9cd36d52a8205e7068834a51989ed55bd152cacca38ca1ec2fc
sha512: 2d79d6832f54615e57cfeff55d7796626df3f7d4674432fd4396286efcb8e51d8f95e12eef5963c7d03935f1b651ee39e75e6465481e4370d84682ef5644e345
ssdeep: 98304:9Xz+qeHoUCmGYvVnsxOqDP3fJNzui29fiJ0c+5HRN73jREMdQsbN72Fnj/mOrTpx:FKqt/mVVnsf3BNChu0cSNDjREUQsctiy
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa0
FileDescription: x41fx440x438x43box436ex43dx438exa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0xa0
FileVersion: 1.00
Comments:
CompanyName: xa0
Translation: 0x0409 0x04e4

MSIL/Kryptik.KDG also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.GenericKD.12559674
McAfee Artemis!4A5F2F1F3F38
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.12559674
K7GW Riskware ( 0040eff71 )
Cybereason malicious.f3f38f
TrendMicro TROJ_GEN.R057C0GCT20
Symantec ML.Attribute.HighConfidence
TotalDefense Win32/Jorik.KJ
APEX Malicious
Paloalto generic.ml
GData Trojan.GenericKD.12559674
Kaspersky HEUR:Trojan.MSIL.Generic
NANO-Antivirus Riskware.Win32.MAgentKill.ejvwcr
Ad-Aware Trojan.GenericKD.12559674
Sophos Generic PUA NM (PUA)
F-Secure Heuristic.HEUR/AGEN.1000541
DrWeb Trojan.MulDrop7.25239
Invincea heuristic
McAfee-GW-Edition BehavesLike.Win32.Dropper.rc
Trapmine malicious.moderate.ml.score
FireEye Generic.mg.4a5f2f1f3f38fc6e
Emsisoft Trojan.GenericKD.12559674 (B)
Ikarus Trojan.BAT.RA
Cyren W32/Trojan.SW.gen!Eldorado
Jiangmin TrojanSpy.SpyEyes.myc
MaxSecure Trojan-Ransom.Win32.Crypmod.zfq
Avira HEUR/AGEN.1000541
MAX malware (ai score=100)
Antiy-AVL Trojan/Win32.BTSGeneric
Endgame malicious (high confidence)
Arcabit Trojan.Generic.DBFA53A
ZoneAlarm HEUR:Trojan.MSIL.Generic
Microsoft Trojan:Win32/Tiggre!rfn
ALYac Trojan.GenericKD.12559674
Panda Trj/CI.A
ESET-NOD32 a variant of MSIL/Kryptik.KDG
TrendMicro-HouseCall TROJ_GEN.R057C0GCT20
Rising Malware.Undefined!8.C (CLOUD)
SentinelOne DFI – Suspicious PE
Fortinet Riskware/MAgentKill
AVG Win32:Malware-gen
Avast Win32:Malware-gen
CrowdStrike win/malicious_confidence_80% (D)
Qihoo-360 Win32/Virus.RiskTool.4ef

How to remove MSIL/Kryptik.KDG 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.

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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.KDG 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:

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If the guide doesn’t help you to remove MSIL/Kryptik.KDG 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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