Win32/Kryptik.HFFD

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

What is Win32/Kryptik.HFFD infection?

In this short article you will locate about the definition of Win32/Kryptik.HFFD and its unfavorable influence on your computer. Such ransomware are a form of malware that is elaborated by on the internet scams to require paying the ransom money by a target.

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Most of the cases, Win32/Kryptik.HFFD infection will advise its targets to launch funds move for the function of neutralizing the changes that the Trojan infection has actually introduced to the target’s gadget.

Win32/Kryptik.HFFD Summary

These modifications 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.
  • Detected script timer window indicative of sleep style evasion;
  • 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.

  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • 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
  • 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;
  • 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 records found on the target’s hard disk drive — so the target can no more make use of the data;
  • Preventing regular access 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.HFFD

The most normal channels whereby Win32/Kryptik.HFFD Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As a repercussion of customer ending up on a resource that holds a destructive software application;

As soon as the Trojan is efficiently injected, it will either cipher the data on the target’s computer or stop the gadget from functioning in a correct way – while likewise positioning a ransom money note that discusses the need for the victims to effect the payment for the objective of decrypting the documents or recovering the documents system back to the preliminary problem. In a lot of instances, the ransom money note will turn up when the client reboots the COMPUTER after the system has actually currently been damaged.

Win32/Kryptik.HFFD distribution networks.

In different edges of the globe, Win32/Kryptik.HFFD expands by jumps and also bounds. However, the ransom money notes as well as tricks of obtaining the ransom money amount might vary relying on specific neighborhood (local) setups. The ransom notes and tricks of obtaining the ransom amount may differ depending on specific local (regional) settings.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In specific areas, the Trojans commonly wrongfully report having discovered some unlicensed applications allowed on the target’s gadget. The alert after that demands the individual to pay the ransom.

    Faulty declarations regarding unlawful content.

    In countries where software piracy is much less prominent, this method is not as reliable for the cyber scams. Additionally, the Win32/Kryptik.HFFD popup alert might falsely assert to be originating from a law enforcement establishment as well as will report having situated kid porn or other prohibited data on the tool.

    Win32/Kryptik.HFFD popup alert might wrongly claim to be acquiring from a legislation enforcement institution and will certainly report having situated youngster porn or other illegal information on the tool. The alert will in a similar way contain a need for the user to pay the ransom.

Technical details

File Info:

crc32: 06DD500D
md5: 0b4f91b660e6c25d2e7953104183615a
name: upload_file
sha1: 2127d0aec4e2aa6db868921012cb824c702c3316
sha256: 4bf23d6f5145191391a89a02336dfc640a5432327bf2582a91c52bbcd4410422
sha512: 9f7992dcbeb7df090b808600517bf5c5d32f7f3fbeedc78101b685a9fdb78aea9a2fe575b26904b73675848ba7c107586d6a5e9f5179250d1a1309632ded8f2b
ssdeep: 6144:S3ZlJhIXg2Hpbu2Gp7cJPJJNyhMlQNiz2i9mxH8hCMoptJk7xBk9ab10d:KewKpbu2ccJPJ7P9M80Mo+7Y9aOd
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.HFFD also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware1
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.34249965
FireEyeGeneric.mg.0b4f91b660e6c25d
McAfeeArtemis!0B4F91B660E6
VIPRETrojan.Win32.Generic!BT
SangforMalware
BitDefenderTrojan.GenericKD.34249965
Cybereasonmalicious.ec4e2a
Invinceaheuristic
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.SageCrypt.fjj
AlibabaRansom:Win32/generic.ali2000010
AegisLabTrojan.Win32.Malicious.4!c
TencentWin32.Trojan.Raas.Auto
Ad-AwareTrojan.GenericKD.34249965
SophosMal/Generic-S
F-SecureHeuristic.HEUR/AGEN.1133473
TrendMicroRansom_SageCrypt.R011C0WGT20
FortinetW32/Malicious_Behavior.VEX
EmsisoftTrojan.GenericKD.34249965 (B)
SentinelOneDFI – Malicious PE
AviraHEUR/AGEN.1133473
MAXmalware (ai score=86)
ArcabitTrojan.Generic.D20A9CED
ZoneAlarmTrojan-Ransom.Win32.SageCrypt.fjj
MicrosoftTrojan:Win32/Wacatac.C!ml
CynetMalicious (score: 100)
Acronissuspicious
BitDefenderThetaGen:NN.ZexaF.34142.AKW@aCtmCphi
ALYacTrojan.GenericKD.34249965
PandaTrj/CI.A
ESET-NOD32a variant of Win32/Kryptik.HFFD
TrendMicro-HouseCallRansom_SageCrypt.R011C0WGT20
RisingMalware.Undefined!8.C (CLOUD)
IkarusTrojan.Win32.Crypt
eGambitUnsafe.AI_Score_99%
GDataTrojan.GenericKD.34249965
AVGWin32:Malware-gen
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (W)
Qihoo-360Trojan.Generic

How to remove Win32/Kryptik.HFFD 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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.HFFD 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.HFFD 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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