Win32/Kryptik.GKRC

What is Win32/Kryptik.GKRC infection?

In this short article you will certainly discover concerning the definition of Win32/Kryptik.GKRC and also its unfavorable effect on your computer system. Such ransomware are a type of malware that is specified by on-line frauds to demand paying the ransom money by a sufferer.

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In the majority of the situations, Win32/Kryptik.GKRC infection will instruct its victims to start funds transfer for the function of neutralizing the modifications that the Trojan infection has actually presented to the target’s device.

Win32/Kryptik.GKRC Summary

These adjustments 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.
  • A process attempted to delay the analysis task.;
  • Steals private information from local Internet browsers;
  • Spoofs its process name and/or associated pathname to appear as a legitimate process;
  • 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.
  • Creates a copy of itself;
  • Harvests credentials from local FTP client softwares;
  • Harvests information related to installed instant messenger clients;
  • Harvests information related to installed mail clients;
  • Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
  • Ciphering the papers situated on the sufferer’s hard disk drive — so the sufferer can no longer utilize the information;
  • Preventing normal accessibility to the victim’s workstation;

Win32/Kryptik.GKRC

One of the most normal channels where Win32/Kryptik.GKRC Ransomware Trojans are infused are:

  • By means of phishing e-mails;
  • As a repercussion of customer winding up on a source that hosts a malicious software;

As soon as the Trojan is effectively infused, it will either cipher the information on the sufferer’s computer or protect against the gadget from working in a correct manner – while also putting a ransom money note that points out the need for the victims to impact the repayment for the objective of decrypting the papers or restoring the documents system back to the first problem. In the majority of instances, the ransom note will certainly come up when the customer restarts the COMPUTER after the system has actually currently been damaged.

Win32/Kryptik.GKRC distribution channels.

In numerous corners of the world, Win32/Kryptik.GKRC grows by jumps as well as bounds. Nonetheless, the ransom money notes and tricks of extorting the ransom amount might differ depending on specific local (regional) settings. The ransom money notes and also methods of obtaining the ransom amount may vary depending on particular local (regional) setups.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software application.

    In particular areas, the Trojans commonly wrongfully report having actually discovered some unlicensed applications made it possible for on the sufferer’s device. The alert after that requires the customer to pay the ransom.

    Faulty declarations concerning prohibited material.

    In countries where software program piracy is much less prominent, this method is not as effective for the cyber fraudulences. Alternatively, the Win32/Kryptik.GKRC popup alert may falsely assert to be stemming from a police organization as well as will certainly report having located child porn or other illegal information on the gadget.

    Win32/Kryptik.GKRC popup alert may falsely claim to be deriving from a legislation enforcement institution and will certainly report having located child porn or other illegal data on the tool. The alert will similarly consist of a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: E9413C9D
md5: 120ed741c13de4b5cf2295f44d200a95
name: 120ED741C13DE4B5CF2295F44D200A95.mlw
sha1: eb99b36e46a6128a08b23d5abea55e52162f3811
sha256: 80af8bb58214262cd908ce0bcf9a86564ea174e115c0115c4c33124362902e95
sha512: 12302478d6fef9ca197c6d8ddb51912d2180a6fa44200ffd11c75b83cfc773ae7dab61c92d24a596706b8433db7ebcd0075f34c6555a1a7199154d3f2574ff5b
ssdeep: 49152:5brX7n5TP1MC61F3gqmIPfn9OueOpHTR2vZInq6DXd2JQbCvuTc0:5Dnd1MLF3gqmIHn9OueOpHNKWnhXduQ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Zenefits (c). All rights reserved.
InternalName: Stereotypical Dummies
FileVersion: 2.3.59.5
CompanyName: Zenefits
PrivateBuild: 2.3.59.5
LegalTrademarks: Zenefits (c). All rights reserved.
Comments: Leaner Extern D3d10_usage_dynamic Mr Technet
ProductName: Stereotypical Dummies
Languages: English
ProductVersion: 2.3.59.5
FileDescription: Leaner Extern D3d10_usage_dynamic Mr Technet
OriginalFilename: Stereotypical Dummies
Translation: 0x0409 0x04b0

Win32/Kryptik.GKRC also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0053da9f1 )
DrWeb Trojan.PWS.Stealer.21240
Cynet Malicious (score: 90)
ALYac Gen:Variant.Ransom.Scarab.47
Cylance Unsafe
Zillya Backdoor.Androm.Win32.53938
Sangfor Trojan.Win32.Save.a
Alibaba Backdoor:Win32/Androm.8dd8d525
K7GW Trojan ( 0053da9f1 )
Cybereason malicious.1c13de
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.GKRC
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Backdoor.Win32.Androm.qims
BitDefender Gen:Variant.Ransom.Scarab.47
NANO-Antivirus Trojan.Win32.Androm.fhsimk
MicroWorld-eScan Gen:Variant.Ransom.Scarab.47
Tencent Win32.Backdoor.Lokibot.Auto
Ad-Aware Gen:Variant.Ransom.Scarab.47
Sophos Mal/Generic-S
Comodo Malware@#1uculd2zh78n4
BitDefenderTheta Gen:NN.ZexaF.34628.3r3@aKH4u@di
McAfee-GW-Edition BehavesLike.Win32.Dropper.th
FireEye Generic.mg.120ed741c13de4b5
Emsisoft Gen:Variant.Ransom.Scarab.47 (B)
Avira HEUR/AGEN.1118315
eGambit Unsafe.AI_Score_98%
Microsoft PWS:Win32/Primarypass.A
Arcabit Trojan.Ransom.Scarab.47
GData Gen:Variant.Ransom.Scarab.47
McAfee Artemis!120ED741C13D
MAX malware (ai score=100)
VBA32 BScope.Trojan.Yakes
Panda Trj/GdSda.A
Ikarus Trojan.Crypt
Fortinet W32/Androm.QIMS!tr.bdr
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Backdoor.Androm.HgIASOYA

How to remove Win32/Kryptik.GKRC 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

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 Win32/Kryptik.GKRC 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 Win32/Kryptik.GKRC 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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