Win32/Kryptik.AYKD

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/Kryptik.AYKD infection?

In this short article you will certainly discover regarding the interpretation of Win32/Kryptik.AYKD and its negative effect on your computer system. Such ransomware are a kind of malware that is specified by online fraudulences to require paying the ransom money by a target.

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In the majority of the situations, Win32/Kryptik.AYKD infection will instruct its targets to initiate funds transfer for the purpose of neutralizing the amendments that the Trojan infection has presented to the sufferer’s tool.

Win32/Kryptik.AYKD 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers located on the sufferer’s hard disk — so the sufferer can no longer make use of the data;
  • Preventing routine accessibility to the sufferer’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.AYKD

One of the most typical networks whereby Win32/Kryptik.AYKD are infused are:

  • By ways of phishing e-mails;
  • As an effect of customer winding up on a source that holds a harmful software program;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the victim’s PC or prevent the device from working in an appropriate way – while likewise putting a ransom note that discusses the need for the targets to impact the repayment for the function of decrypting the papers or bring back the data system back to the initial condition. In many instances, the ransom note will certainly turn up when the client reboots the COMPUTER after the system has actually currently been harmed.

Win32/Kryptik.AYKD distribution networks.

In various corners of the globe, Win32/Kryptik.AYKD expands by jumps and bounds. However, the ransom notes and methods of extorting the ransom money quantity may differ depending on certain local (regional) settings. The ransom notes and also methods of extorting the ransom quantity may differ depending on specific regional (regional) setups.

Ransomware injection

For example:

    Faulty informs regarding unlicensed software application.

    In specific areas, the Trojans usually wrongfully report having detected some unlicensed applications enabled on the target’s device. The alert after that demands the individual to pay the ransom money.

    Faulty declarations regarding unlawful web content.

    In nations where software application piracy is less preferred, this technique is not as reliable for the cyber scams. Conversely, the Win32/Kryptik.AYKD popup alert may wrongly declare to be deriving from a police institution and will certainly report having located youngster porn or other illegal data on the tool.

    Win32/Kryptik.AYKD popup alert might incorrectly claim to be obtaining from a legislation enforcement institution and also will certainly report having situated youngster porn or various other illegal information on the gadget. The alert will in a similar way consist of a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 883E0322
md5: b46897bda377daf2d711cd519efbebb2
name: B46897BDA377DAF2D711CD519EFBEBB2.mlw
sha1: d886c7bc8fad1491b5b0fd2a8f6c20421bb35fb3
sha256: 8937e8ac84e2a2f62f476546b9d1de827f0906855e0bb7831f34e62e9d9c4306
sha512: 0c3e47c28ef89f8fd9307913536dc417cdf8ad8d3516339711931dc5847a2cfc5b26310ebbe267486f6711f530cc020c8144a8a9848e7a4b57a367ca9acdc60b
ssdeep: 1536:lu66/g6sVbkJRYxQmJrYRoQgeRR6MPXbLkOiVgYyaHEFVWAfQDD8HQMoe+Qpz:V69HMQmJ8Ro3eR7HkdgeuVIsQMuQp
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.AYKD also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
DrWeb Trojan.Winlock.8128
Cynet Malicious (score: 90)
ALYac Gen:Variant.Fugrafa.92404
Cylance Unsafe
Zillya Trojan.Foreign.Win32.11635
Sangfor Trojan.Win32.Agent.nil
CrowdStrike win/malicious_confidence_60% (W)
Alibaba Trojan:Win32/Kryptik.541cb700
K7GW Trojan ( 0040f1d31 )
K7AntiVirus Trojan ( 0040f1d31 )
Cyren W32/S-5f9daf93!Eldorado
Symantec Trojan.Ransomlock.Q!g3
ESET-NOD32 a variant of Win32/Kryptik.AYKD
APEX Malicious
Avast Win32:LockScreen-UX [Trj]
ClamAV Win.Ransomware.Urausy-9827692-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Fugrafa.92404
NANO-Antivirus Trojan.Win32.RiskGen.bqrhpb
SUPERAntiSpyware Trojan.Agent/Gen-Winlock
MicroWorld-eScan Gen:Variant.Fugrafa.92404
Tencent Malware.Win32.Gencirc.114bf23f
Ad-Aware Gen:Variant.Fugrafa.92404
Sophos Mal/FakeAV-OY
Comodo TrojWare.Win32.Ransom.Foreign.BEJY@557zo9
F-Secure Heuristic.HEUR/AGEN.1130367
VIPRE Trojan.Win32.Urausy.i (v)
TrendMicro TROJ_SPNR.35E013
McAfee-GW-Edition Ransom-FBLQ!B46897BDA377
FireEye Generic.mg.b46897bda377daf2
Emsisoft Gen:Variant.Fugrafa.92404 (B)
SentinelOne Static AI – Suspicious PE
Webroot W32.Rogue.Gen
Avira HEUR/AGEN.1130367
Antiy-AVL Trojan[Ransom]/Win32.Foreign
Microsoft Ransom:Win32/Urausy.C
Arcabit Trojan.Fugrafa.D168F4
ZoneAlarm HEUR:Trojan.Win32.Generic
GData Gen:Variant.Fugrafa.92404
TACHYON Trojan/W32.Foreign.110592.T
AhnLab-V3 Trojan/Win32.Foreign.R60945
McAfee Ransom-FBLQ!B46897BDA377
MAX malware (ai score=81)
VBA32 OScope.Malware-Cryptor.Hlux
Malwarebytes Generic.Malware/Suspicious
Panda Trj/Ransom.AW
TrendMicro-HouseCall TROJ_SPNR.35E013
Rising Ransom.Urausy!8.2B7 (CLOUD)
Ikarus Trojan-Ransom.Foreign
Fortinet W32/LockScreen.AQD!tr
AVG Win32:LockScreen-UX [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Ransom.PornoBlocker.HxQBqfcA

How to remove Win32/Kryptik.AYKD virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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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.AYKD 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.AYKD 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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