Win32/Kryptik.HKRO

Written by Robert Bailey

What is Win32/Kryptik.HKRO infection?

In this post you will discover regarding the meaning of Win32/Kryptik.HKRO and its adverse effect on your computer. Such ransomware are a type of malware that is elaborated by online frauds to demand paying the ransom by a sufferer.

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In the majority of the cases, Win32/Kryptik.HKRO infection will advise its targets to launch funds transfer for the function of reducing the effects of the amendments that the Trojan infection has introduced to the victim’s device.

Win32/Kryptik.HKRO Summary

These adjustments can be as adheres to:

  • 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.
  • Compression (or decompression);
  • Attempts to connect to a dead IP:Port (4 unique times);
  • 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.
  • Possible date expiration check, exits too soon after checking local time;
  • At least one IP Address, Domain, or File Name was found in a crypto call;
  • Starts servers listening on 127.0.0.1:14656;
  • Unconventionial language used in binary resources: Farsi;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Deletes its original binary from disk;
  • Steals private information from local Internet browsers;
  • Collects information about installed applications;
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records situated on the victim’s hard drive — so the sufferer can no longer make use of the data;
  • Preventing routine accessibility to the victim’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.HKRO

One of the most typical channels whereby Win32/Kryptik.HKRO Trojans are injected are:

  • By ways of phishing emails;
  • As an effect of individual winding up on a resource that holds a malicious software;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s computer or protect against the tool from functioning in a proper manner – while additionally placing a ransom note that states the need for the targets to effect the payment for the objective of decrypting the files or restoring the documents system back to the initial problem. In the majority of circumstances, the ransom money note will turn up when the client restarts the PC after the system has currently been damaged.

Win32/Kryptik.HKRO circulation channels.

In different edges of the globe, Win32/Kryptik.HKRO grows by leaps and also bounds. However, the ransom notes and also tricks of obtaining the ransom quantity may vary depending on certain local (local) settings. The ransom money notes and also techniques of obtaining the ransom money amount may vary depending on certain local (local) settings.

Ransomware injection

As an example:

    Faulty informs about unlicensed software application.

    In certain areas, the Trojans typically wrongfully report having actually detected some unlicensed applications made it possible for on the victim’s tool. The alert then requires the user to pay the ransom.

    Faulty statements regarding prohibited material.

    In countries where software application piracy is much less popular, this method is not as effective for the cyber frauds. Conversely, the Win32/Kryptik.HKRO popup alert might incorrectly claim to be stemming from a law enforcement establishment and will certainly report having located child porn or other prohibited information on the gadget.

    Win32/Kryptik.HKRO popup alert might falsely assert to be acquiring from a legislation enforcement institution as well as will report having located child pornography or various other unlawful data on the gadget. The alert will likewise contain a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: D5537DE4
md5: 63d0d042771597836a026df6bc6f596f
name: 63D0D042771597836A026DF6BC6F596F.mlw
sha1: 910df20da8882c12ec22d0066eca28111ae412ef
sha256: 13d6bb44ac473b836fa7b23a1f8977483b9ef8afcd38e28f2d7ac35bba5747ce
sha512: 4270a56ca0b19964696c1a20afdf6b637aaaf1a57cdf7963ba3a4179ff1c8b27a6d8c8e70fbf9a3c1838b1f2920b101b06e905b82ba788131d6170af0b0f23b0
ssdeep: 98304:7/Yk8/Feh3pJWtnB7XKygrggTMeSA2OiuOUmNyZENVd5gMMVv:7/X0BzKygr3fEqmGAf5xMVv
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

ProductVersus: 1.9.37.29
FileVersion: 1.0.52.18
Translations: 0x0286 0x0172

Win32/Kryptik.HKRO also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Riskware ( 0040eff71 )
Elastic malicious (high confidence)
DrWeb Trojan.Siggen13.15110
ALYac Trojan.GenericKD.36841442
Malwarebytes Trojan.MalPack.GS
CrowdStrike win/malicious_confidence_80% (W)
BitDefender Trojan.GenericKD.36841442
K7GW Riskware ( 0040eff71 )
Cybereason malicious.da8882
Cyren W32/Kryptik.EAC.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.HKRO
APEX Malicious
Paloalto generic.ml
Cynet Malicious (score: 100)
Kaspersky HEUR:Trojan-Ransom.Win32.Stop.gen
Alibaba Trojan:Win32/Ranumbot.10dde102
MicroWorld-eScan Trojan.GenericKD.36841442
Ad-Aware Trojan.GenericKD.36841442
Sophos ML/PE-A + Mal/GandCrypt-A
BitDefenderTheta Gen:NN.ZexaF.34688.@x0@a8Z!W!lO
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Lockbit.tc
FireEye Generic.mg.63d0d04277159783
Emsisoft Trojan.GenericKD.36841442 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Crypt.Agent.pmscy
eGambit Unsafe.AI_Score_99%
Arcabit Trojan.Generic.D23227E2
AegisLab Trojan.Multi.GenericML.4!c
GData Win32.Packed.Kryptik.84A6B4
AhnLab-V3 CoinMiner/Win.Glupteba.R418867
VBA32 BScope.Backdoor.Convagent
MAX malware (ai score=81)
TrendMicro-HouseCall TROJ_GEN.R002H07E321
Rising Trojan.Kryptik!8.8 (CLOUD)
Fortinet W32/GenKryptik.FEWQ!tr
Panda Trj/GdSda.A

How to remove Win32/Kryptik.HKRO ransomware?

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.HKRO 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.HKRO 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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