Win32/Kryptik.FHYM

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

What is Win32/Kryptik.FHYM infection?

In this article you will certainly locate concerning the meaning of Win32/Kryptik.FHYM as well as its adverse influence on your computer system. Such ransomware are a type of malware that is clarified by on the internet scams to require paying the ransom money by a sufferer.

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In the majority of the cases, Win32/Kryptik.FHYM virus will certainly advise its victims to launch funds transfer for the objective of reducing the effects of the modifications that the Trojan infection has actually presented to the victim’s tool.

Win32/Kryptik.FHYM Summary

These adjustments 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.
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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
  • Exhibits possible ransomware file modification behavior;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Creates a copy of itself;
  • Ciphering the documents found on the victim’s hard drive — so the sufferer can no longer utilize the information;
  • Preventing regular accessibility to the sufferer’s workstation;

Win32/Kryptik.FHYM

The most regular channels where Win32/Kryptik.FHYM are infused 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 an effect of individual ending up on a source that hosts a destructive software program;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the target’s PC or prevent the tool from functioning in a correct fashion – while additionally placing a ransom note that mentions the need for the targets to effect the settlement for the purpose of decrypting the papers or restoring the documents system back to the first problem. In the majority of circumstances, the ransom note will certainly come up when the client restarts the PC after the system has currently been harmed.

Win32/Kryptik.FHYM distribution networks.

In numerous edges of the globe, Win32/Kryptik.FHYM grows by leaps and also bounds. Nonetheless, the ransom money notes as well as methods of obtaining the ransom quantity may differ depending on specific neighborhood (local) settings. The ransom money notes as well as tricks of obtaining the ransom money amount may vary depending on certain local (regional) setups.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software application.

    In particular locations, the Trojans commonly wrongfully report having actually found some unlicensed applications enabled on the victim’s device. The alert after that demands the individual to pay the ransom.

    Faulty statements concerning illegal content.

    In nations where software application piracy is less prominent, this technique is not as effective for the cyber frauds. Alternatively, the Win32/Kryptik.FHYM popup alert might falsely assert to be stemming from a law enforcement institution and also will certainly report having situated child porn or various other illegal data on the device.

    Win32/Kryptik.FHYM popup alert may falsely declare to be obtaining from a regulation enforcement institution and will certainly report having situated kid pornography or other illegal information on the tool. The alert will in a similar way contain a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 9CA63CDE
md5: bb69c01daf872e1049fe0234709f9d39
name: BB69C01DAF872E1049FE0234709F9D39.mlw
sha1: 9043256f33da54da698415f21cd01457a6d5e99a
sha256: 9f09a418a29f267a2bf6f2edefac5f5311d1ca8d6b2d13d22c206302bb9bf21d
sha512: dc1af2e94b2b7559d257364a549ee89d7e00bd2e3ee773b6a5a2214cd74f701c1a36e5722c56689be206248919f4a15bb699988e87bf3ba77342a74d13a080dd
ssdeep: 6144:Odxtsbh733tqlk0g4nQeTGCFDfovud4t2N2zg2cJ/g:OdxtuhztezQ0Vovu6YN2zgpi
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.FHYM also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 004fad3f1 )
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
ALYacTrojan.BrsecmonE.1
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (D)
AlibabaRansom:Win32/Crusis.95d6ec61
K7GWTrojan ( 004fad3f1 )
Cybereasonmalicious.daf872
SymantecTrojan.Gen.2
ESET-NOD32a variant of Win32/Kryptik.FHYM
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.Crusis.blt
BitDefenderTrojan.BrsecmonE.1
NANO-AntivirusTrojan.Win32.Crusis.evpltk
MicroWorld-eScanTrojan.BrsecmonE.1
TencentWin32.Trojan.Raas.Auto
Ad-AwareTrojan.BrsecmonE.1
SophosML/PE-A
ComodoMalware@#1jc2inousa7r3
BitDefenderThetaGen:NN.ZexaF.34690.vyW@aqtClDli
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.Ransomware.fh
FireEyeGeneric.mg.bb69c01daf872e10
EmsisoftTrojan.BrsecmonE.1 (B)
SentinelOneStatic AI – Suspicious PE
AviraTR/AD.Crysis.ispol
eGambitUnsafe.AI_Score_99%
MicrosoftRansom:Win32/Troldesh.C
AegisLabTrojan.Win32.Crusis.4!c
GDataTrojan.BrsecmonE.1
AhnLab-V3Trojan/Win32.Crusis.C2382481
Acronissuspicious
McAfeeArtemis!BB69C01DAF87
MAXmalware (ai score=99)
VBA32Trojan-Ransom.Crusis
PandaTrj/GdSda.A
RisingRansom.SageCrypt!8.E42C (CLOUD)
IkarusTrojan.Win32.Crypt
FortinetW32/Crusis.BLT!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml

How to remove Win32/Kryptik.FHYM 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.FHYM 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.FHYM 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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