Win32/Kryptik.HLHB

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

What is Win32/Kryptik.HLHB infection?

In this article you will certainly locate regarding the meaning of Win32/Kryptik.HLHB as well as its adverse impact on your computer. Such ransomware are a kind of malware that is elaborated by on-line scams to demand paying the ransom money by a victim.

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Most of the instances, Win32/Kryptik.HLHB ransomware will certainly advise its sufferers to initiate funds move for the purpose of neutralizing the changes that the Trojan infection has actually introduced to the victim’s gadget.

Win32/Kryptik.HLHB 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • 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.;
  • A named pipe was used for inter-process communication;
  • A process created a hidden window;
  • 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.
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Executed a process and injected code into it, probably while unpacking;
  • 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
  • Writes a potential ransom message to disk;
  • Creates a copy of itself;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files found on the sufferer’s hard drive — so the sufferer can no more make use of the information;
  • Preventing regular access 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.
Similar behavior
Related domains
api.2ip.uaTrojan.Ransom.Stop
asvb.topTrojan.Ransom.Stop

Win32/Kryptik.HLHB

The most normal networks where Win32/Kryptik.HLHB Trojans are injected are:

  • By ways of phishing e-mails;
  • As a consequence of individual ending up on a source that hosts a harmful software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the victim’s PC or protect against the device from functioning in an appropriate way – while likewise placing a ransom money note that states the need for the targets to effect the repayment for the function of decrypting the papers or bring back the data system back to the preliminary condition. In a lot of instances, the ransom note will certainly come up when the client restarts the COMPUTER after the system has actually currently been harmed.

Win32/Kryptik.HLHB circulation channels.

In different corners of the world, Win32/Kryptik.HLHB grows by jumps and bounds. However, the ransom money notes and tricks of extorting the ransom quantity may differ depending on particular local (regional) settings. The ransom money notes and also techniques of obtaining the ransom money amount might differ depending on specific neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software.

    In particular locations, the Trojans usually wrongfully report having actually found some unlicensed applications allowed on the target’s gadget. The sharp after that requires the customer to pay the ransom money.

    Faulty statements regarding unlawful web content.

    In countries where software piracy is much less popular, this approach is not as efficient for the cyber fraudulences. Additionally, the Win32/Kryptik.HLHB popup alert may wrongly assert to be deriving from a police establishment and will certainly report having located youngster porn or various other prohibited data on the device.

    Win32/Kryptik.HLHB popup alert may falsely claim to be obtaining from a law enforcement institution as well as will certainly report having situated youngster porn or various other unlawful data on the gadget. The alert will in a similar way have a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: DCE04D3C
md5: 9a07d4c7fef311801f6f43ad1fd1e86e
name: 9A07D4C7FEF311801F6F43AD1FD1E86E.mlw
sha1: 92319b8f1cabe843d720e4e86ed2d4b585dc8492
sha256: 33e785757f74bd9e1d166918cf29e6ef6b19996947b27c27a92a588dd153472e
sha512: a54f97540c3fae9e34a1b0020cf7eae0d737fb386af9d14cf4d4e8b3997da72ac4f8a00ca27fb0fdea046a6c41bfa0b90114230b711d5f108e04c64939ff3edc
ssdeep: 12288:kH82Dr3pBgItLOpr+kFVe+qMs4uAVlvMuqGw67AYzM8YVgK03UXbhQB4hNTBXlK:kc2TRt0r+0DtPqEzpcH1tZhLXlh+
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

FileVersus: 10.0.9.5
ProductVersus: 10.0.6.5
Translations: 0x0365 0x01de

Win32/Kryptik.HLHB also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacTrojan.Ransom.Stop
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
K7GWHacktool ( 700007861 )
Cybereasonmalicious.f1cabe
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.HLHB
APEXMalicious
AvastFileRepMalware
KasperskyUDS:DangerousObject.Multi.Generic
BitDefenderTrojan.GenericKD.37073615
MicroWorld-eScanTrojan.GenericKD.37073615
Ad-AwareTrojan.GenericKD.37073615
SophosML/PE-A + Troj/Kryptik-TR
BitDefenderThetaGen:NN.ZexaF.34738.1qW@aa7pjvpO
McAfee-GW-EditionBehavesLike.Win32.Generic.cc
FireEyeGeneric.mg.9a07d4c7fef31180
EmsisoftTrojan.GenericKD.37073615 (B)
SentinelOneStatic AI – Malicious PE
AviraTR/AD.InstaBot.zzkxj
KingsoftWin32.Troj.Generic_a.a.(kcloud)
MicrosoftTrojan:Win32/Hynamer.B!ml
GridinsoftRansom.Win32.STOP.ko!se4241
ArcabitTrojan.Generic.D235B2CF
GDataWin32.Trojan.BSE.18JIJAK
AhnLab-V3Trojan/Win.Glupteba.R425052
Acronissuspicious
McAfeePacked-GDT!9A07D4C7FEF3
MAXmalware (ai score=87)
VBA32BScope.Trojan.Sabsik.FL
MalwarebytesTrojan.DanaBot
RisingMalware.Heuristic!ET#85% (RDMK:cmRtazrZOdmPqq8zdwhY0a81+xKp)
IkarusWin32.Outbreak
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.FGJV!tr
AVGFileRepMalware
Paloaltogeneric.ml

How to remove Win32/Kryptik.HLHB 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.HLHB 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.HLHB 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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