Win32/Kryptik.HKRF

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

What is Win32/Kryptik.HKRF infection?

In this short article you will certainly find concerning the definition of Win32/Kryptik.HKRF and also its negative impact on your computer system. Such ransomware are a form of malware that is specified by online frauds to demand paying the ransom by a victim.

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

Win32/Kryptik.HKRF Summary

These alterations 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.
  • Compression (or decompression);
  • 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: Vietnamese;
  • 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.
  • Ciphering the files located on the sufferer’s disk drive — so the victim can no more make use of the information;
  • 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.HKRF

The most common networks where Win32/Kryptik.HKRF are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a repercussion of individual ending up on a resource that holds a destructive software application;

As soon as the Trojan is efficiently injected, it will certainly either cipher the information on the victim’s computer or avoid the gadget from operating in an appropriate manner – while likewise putting a ransom money note that discusses the requirement for the targets to effect the settlement for the objective of decrypting the documents or recovering the documents system back to the preliminary condition. In a lot of circumstances, the ransom money note will certainly turn up when the client restarts the COMPUTER after the system has actually currently been damaged.

Win32/Kryptik.HKRF circulation networks.

In different edges of the world, Win32/Kryptik.HKRF expands by leaps and bounds. However, the ransom notes and also tricks of obtaining the ransom money amount might differ depending upon certain local (local) setups. The ransom money notes and methods of extorting the ransom money amount may vary depending on particular local (regional) setups.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software application.

    In particular areas, the Trojans frequently wrongfully report having actually spotted some unlicensed applications allowed on the sufferer’s gadget. The alert after that demands the user to pay the ransom.

    Faulty declarations concerning illegal web content.

    In nations where software application piracy is much less popular, this method is not as efficient for the cyber frauds. Conversely, the Win32/Kryptik.HKRF popup alert may incorrectly assert to be deriving from a law enforcement establishment and will report having located youngster pornography or other unlawful data on the gadget.

    Win32/Kryptik.HKRF popup alert may falsely claim to be acquiring from a regulation enforcement institution and also will certainly report having located youngster porn or various other unlawful information on the device. The alert will similarly include a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: 7BC44840
md5: de416cad903def1a9ddccd49090bd598
name: DE416CAD903DEF1A9DDCCD49090BD598.mlw
sha1: fc7569c567463c19c23f1bba212a463ecaac6f31
sha256: 0987b4fdf6f7a39a16dd77c0313283a90d8e9aab97a69894c250606c99a53b82
sha512: 57731bccccf3a36ed54d0ff5522d3cdfe4f2b6b7c3e8df986322a70fcc137ccfe6f0038e3edc66b8f09020338c82b98ea76bc85ab01ad551747bdb97f93d3a4f
ssdeep: 98304:iIghk2tHxapa/CgW89yGFaUg4h5IYqAKnnaBnrZv7vR35htyv6XaK8pVrfKKDCL:Vgh1x8S/W89yGFaDYIY7KnUZv7J/tyC
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

ProductVersus: 1.9.37.29
FileVerus: 1.0.52.18
Translations: 0x0286 0x01ea

Win32/Kryptik.HKRF also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.46219286
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_80% (W)
AlibabaTrojan:Win32/GenKryptik.429c6359
K7GWTrojan ( 0057bc0f1 )
Cybereasonmalicious.567463
CyrenW32/Kryptik.DZC.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.HKRF
APEXMalicious
AvastWin32:CrypterX-gen [Trj]
ClamAVWin.Malware.Generic-9857167-0
KasperskyUDS:DangerousObject.Multi.Generic
BitDefenderTrojan.GenericKD.46219286
ViRobotTrojan.Win32.Z.Agent.6213120
MicroWorld-eScanTrojan.GenericKD.46219286
Ad-AwareTrojan.GenericKD.46219286
SophosML/PE-A + Mal/GandCrypt-A
BitDefenderThetaGen:NN.ZexaF.34686.@BW@ai2DqqjO
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.Lockbit.tc
FireEyeGeneric.mg.de416cad903def1a
EmsisoftTrojan.GenericKD.46219286 (B)
SentinelOneStatic AI – Malicious PE
AviraTR/Crypt.XPACK.Gen3
MicrosoftRansom:Win32/LockBit!ml
AegisLabTrojan.Multi.Generic.4!c
GDataWin32.Trojan.Agent.53AXQY
AhnLab-V3Trojan/Win.MalPe.R418570
McAfeeArtemis!DE416CAD903D
MAXmalware (ai score=83)
VBA32BScope.Trojan.Razy
MalwarebytesTrojan.MalPack.GS
TrendMicro-HouseCallTROJ_GEN.R002C0RE121
RisingMalware.Obscure/Heur!1.9E03 (CLOUD)
IkarusTrojan-Spy.Agent
FortinetW32/Kryptik.HKQX!tr
AVGWin32:CrypterX-gen [Trj]
Paloaltogeneric.ml

How to remove Win32/Kryptik.HKRF 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.HKRF 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.HKRF 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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