Win32/Kryptik.GCOR

What is Win32/Kryptik.GCOR infection?

In this post you will discover regarding the meaning of Win32/Kryptik.GCOR and also its negative influence on your computer. Such ransomware are a form of malware that is specified by on-line scams to demand paying the ransom by a victim.

GridinSoft Anti-Malware Review

GridinSoft Anti-Malware

Removing computer viruses manually may take hours and may damage your PC in the process. I recommend you to download GridinSoft Anti-Malware for virus removal. Allows to complete scan and cure your PC during the trial period.
6-day trial available for threats removal.
EULA | Privacy Policy | GridinSoft

In the majority of the instances, Win32/Kryptik.GCOR ransomware will instruct its sufferers to start funds move for the purpose of counteracting the modifications that the Trojan infection has introduced to the sufferer’s gadget.

Win32/Kryptik.GCOR 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.
  • 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: Czech;
  • 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;
  • 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 copy of itself;
  • 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 documents situated on the victim’s hard disk drive — so the victim can no more make use of the data;
  • 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.

Win32/Kryptik.GCOR

The most common networks through which Win32/Kryptik.GCOR Ransomware are infused are:

  • By ways of phishing e-mails;
  • As a repercussion of individual ending up on a source that organizes a destructive software application;

As quickly as the Trojan is efficiently injected, it will certainly either cipher the data on the sufferer’s PC or stop the device from working in a correct manner – while additionally positioning a ransom money note that points out the demand for the victims to effect the settlement for the purpose of decrypting the files or recovering the file system back to the preliminary problem. In a lot of instances, the ransom money note will turn up when the customer reboots the COMPUTER after the system has actually already been damaged.

Win32/Kryptik.GCOR distribution channels.

In various edges of the world, Win32/Kryptik.GCOR expands by leaps and also bounds. However, the ransom notes as well as techniques of obtaining the ransom money amount might differ relying on specific local (local) settings. The ransom notes as well as tricks of obtaining the ransom money quantity may differ depending on particular regional (regional) setups.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software program.

    In certain locations, the Trojans typically wrongfully report having actually discovered some unlicensed applications allowed on the sufferer’s gadget. The sharp after that requires the user to pay the ransom money.

    Faulty declarations regarding prohibited web content.

    In nations where software program piracy is less popular, this technique is not as reliable for the cyber fraudulences. Additionally, the Win32/Kryptik.GCOR popup alert might incorrectly claim to be stemming from a law enforcement organization and will report having situated child porn or other illegal information on the tool.

    Win32/Kryptik.GCOR popup alert may wrongly declare to be acquiring from a legislation enforcement institution as well as will certainly report having located child porn or other illegal data on the tool. The alert will likewise include a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 74A1D7DE
md5: 6a00db96b9bb493a6f6cba6aa7b86d39
name: 6A00DB96B9BB493A6F6CBA6AA7B86D39.mlw
sha1: e036c082956999e64590eac7e930f7b7b242de6f
sha256: 73513b00395ddfa1de3815bb2679ea2133f20dd98691d961cc6ae1df6e1f0665
sha512: b833ce1caf03ba0751faff9a4a8df0162217f86fa0be03671b867b1d972d0e939452b548269ee6c470f44994be73fe6e767d5e013dc7b6b3b9e5e4c81cd361d8
ssdeep: 12288:ra420fJAkDsxPKJOtmcR072b8wEiT6tY8TyHhtpHY3:f2CXogJOtmcb0t+htpH
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GCOR also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0053305e1 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.24437
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Chapak.ZZ5
ALYac Trojan.BRMon.Gen.1
Cylance Unsafe
Zillya Trojan.GandCrypt.Win32.4
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
Alibaba VirTool:Win32/Obfuscator.643c0b8d
K7GW Trojan ( 0053305e1 )
Cybereason malicious.6b9bb4
Cyren W32/S-7a4ad47a!Eldorado
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.GCOR
APEX Malicious
Avast FileRepMetagen [Malware]
ClamAV Win.Packer.Crypter-6539596-1
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Trojan.BRMon.Gen.1
NANO-Antivirus Trojan.Win32.Androm.exlmsd
SUPERAntiSpyware Trojan.Agent/Gen-Emotet
MicroWorld-eScan Trojan.BRMon.Gen.1
Tencent Win32.Trojan.Generic.Wnme
Ad-Aware Trojan.BRMon.Gen.1
Sophos Mal/Generic-R + Mal/Ransom-FN
Comodo TrojWare.Win32.Ransom.GandCrypt.A@7ijgjh
F-Secure Heuristic.HEUR/AGEN.1103328
BitDefenderTheta Gen:NN.ZexaF.34670.KyW@aeUF!PmG
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_HPGANDCRAB.SMG2
McAfee-GW-Edition BehavesLike.Win32.Generic.hc
FireEye Generic.mg.6a00db96b9bb493a
Emsisoft Trojan.BRMon.Gen.1 (B)
Jiangmin Trojan.Scar.lik
Avira HEUR/AGEN.1103328
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan[Ransom]/Win32.GandCrypt
Microsoft VirTool:Win32/Obfuscator.CAP
Arcabit Trojan.BRMon.Gen.1
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Trojan.BRMon.Gen.1
AhnLab-V3 Win-Trojan/MalPe36.Suspicious.X2037
Acronis suspicious
McAfee Packed-ZG!6A00DB96B9BB
MAX malware (ai score=99)
VBA32 Trojan.Encoder
Malwarebytes Backdoor.Andromeda
Panda Trj/Genetic.gen
TrendMicro-HouseCall Ransom_HPGANDCRAB.SMG2
Rising Malware.Obscure/Heur!1.9E03 (CLOUD)
Yandex Trojan.GenAsa!xeN8hMc+HGI
SentinelOne Static AI – Malicious PE
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/CoinMiner.EKYZ!tr
AVG FileRepMetagen [Malware]
Paloalto generic.ml
Qihoo-360 Win32/Trojan.Obfuscated.HwoCEpsA

How to remove Win32/Kryptik.GCOR 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 Win32/Kryptik.GCOR 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 Win32/Kryptik.GCOR you can always ask me in the comments for getting help.

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply

Sending

This site uses Akismet to reduce spam. Learn how your comment data is processed.