Win32/Kryptik.GFIV
Matthew Alvarez
Updated on February 14, 2026
What is Win32/Kryptik.GFIV infection?
In this article you will locate regarding the interpretation of Win32/Kryptik.GFIV and also its adverse impact on your computer system. Such ransomware are a kind of malware that is clarified by on the internet scams to demand paying the ransom money by a sufferer.
Most of the situations, Win32/Kryptik.GFIV ransomware will advise its sufferers to launch funds transfer for the objective of counteracting the changes that the Trojan infection has presented to the sufferer’s device.
Win32/Kryptik.GFIV Summary
These adjustments 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.
- 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.
- 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.
- 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
- Checks the CPU name from registry, possibly for anti-virtualization;
- Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
- Ciphering the records situated on the sufferer’s hard disk drive — so the target can no longer utilize 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.
| ipv4bot.whatismyipaddress.com | Ransom:Win32/GandCrab.ali1020003 |
| ns1.corp-servers.ru | Ransom:Win32/GandCrab.ali1020003 |
| zonealarm.bit | Ransom:Win32/GandCrab.ali1020003 |
| ns2.corp-servers.ru | Ransom:Win32/GandCrab.ali1020003 |
| ransomware.bit | Ransom:Win32/GandCrab.ali1020003 |
Win32/Kryptik.GFIV
The most typical channels whereby Win32/Kryptik.GFIV Trojans are injected are:
- By ways of phishing emails;
- As a repercussion of customer winding up on a resource that hosts a malicious software application;
As quickly as the Trojan is effectively infused, it will either cipher the data on the sufferer’s PC or stop the tool from working in a correct manner – while also putting a ransom money note that mentions the need for the sufferers to effect the repayment for the purpose of decrypting the records or bring back the file system back to the initial condition. In many instances, the ransom note will certainly show up when the client restarts the PC after the system has already been harmed.
Win32/Kryptik.GFIV distribution networks.
In numerous corners of the world, Win32/Kryptik.GFIV grows by leaps and also bounds. Nonetheless, the ransom money notes as well as tricks of obtaining the ransom money quantity may vary depending on particular neighborhood (regional) setups. The ransom money notes and also techniques of obtaining the ransom money amount might vary depending on particular neighborhood (local) setups.
For instance:
Faulty signals regarding unlicensed software program.
In certain locations, the Trojans usually wrongfully report having actually detected some unlicensed applications allowed on the sufferer’s gadget. The sharp after that requires the individual to pay the ransom.
Faulty declarations regarding illegal content.
In countries where software application piracy is much less preferred, this method is not as efficient for the cyber scams. Alternatively, the Win32/Kryptik.GFIV popup alert might wrongly declare to be originating from a law enforcement organization and will report having situated kid porn or other unlawful data on the tool.
Win32/Kryptik.GFIV popup alert might wrongly assert to be acquiring from a law enforcement organization as well as will report having located child porn or various other unlawful information on the tool. The alert will similarly have a requirement for the customer to pay the ransom money.
Technical details
File Info:
crc32: 7FF28537md5: d3f75a67433580117ee3744601095b08name: D3F75A67433580117EE3744601095B08.mlwsha1: 51ae8f9ccfe0c56f94548afdcdffe989c35de528sha256: 4e60bd0d7f2ec585848a48c0290031e058581878d19d40ddbf188f990a033325sha512: 545d9256be28b49e3b8f1f3a7a8ec55d767b617f2f3fa396039584c83d1cf4950719178e457c62166ad62095e6a0efb0fd4e34aed9e3114d3e4727a53d1f6b34ssdeep: 3072:DlCPpJiqJExy1sJMykKck4MjeJF8GJirKgERdC1/vJqMk8K:hChJfJE5O7Kck4MjeJF8GsrynC5vgf8Ktype: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
0: [No Data]
Win32/Kryptik.GFIV also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.AIDetect.malware1 |
| Elastic | malicious (high confidence) |
| MicroWorld-eScan | Trojan.GenericKDZ.43402 |
| FireEye | Generic.mg.d3f75a6743358011 |
| CAT-QuickHeal | Trojan.Chapak.ZZ5 |
| McAfee | GenericRXES-IR!D3F75A674335 |
| Cylance | Unsafe |
| VIPRE | Trojan.Win32.Generic!BT |
| AegisLab | Trojan.Win32.Chapak.4!c |
| Sangfor | Win.Packed.Gandcrab-6552923-4 |
| K7AntiVirus | Trojan ( 003e58dd1 ) |
| BitDefender | Trojan.GenericKDZ.43402 |
| K7GW | Trojan ( 003e58dd1 ) |
| Cybereason | malicious.743358 |
| Cyren | W32/S-9eec4df2!Eldorado |
| Symantec | Packed.Generic.525 |
| APEX | Malicious |
| Avast | Win32:Malware-gen |
| ClamAV | Win.Packed.Gandcrab-6502434-0 |
| Kaspersky | HEUR:Trojan.Win32.Generic |
| Alibaba | Ransom:Win32/GandCrab.ali1020003 |
| NANO-Antivirus | Trojan.Win32.Chapak.ezscmj |
| ViRobot | Trojan.Win32.GandCrab.Gen.A |
| Ad-Aware | Trojan.GenericKDZ.43402 |
| Sophos | Mal/Generic-R + Mal/Agent-AUL |
| Comodo | TrojWare.Win32.Crypt.JK@7m7khb |
| F-Secure | |
| DrWeb | Trojan.Encoder.24384 |
| Zillya | Backdoor.Mokes.Win32.1161 |
| TrendMicro | Ransom.Win32.GANDCRAB.SMLA.hp |
| McAfee-GW-Edition | BehavesLike.Win32.Generic.dc |
| Emsisoft | Trojan.GenericKDZ.43402 (B) |
| Ikarus | Trojan.Crypt |
| Jiangmin | Trojan.Scar.lts |
| Avira | HEUR/AGEN.1117310 |
| MAX | malware (ai score=99) |
| Antiy-AVL | Trojan/Win32.TSGeneric |
| Microsoft | Trojan:Win32/GandCrypt.PVC!MTB |
| Arcabit | Trojan.Generic.DA98A |
| SUPERAntiSpyware | |
| ZoneAlarm | HEUR:Trojan.Win32.Generic |
| GData | Trojan.GenericKDZ.43402 |
| Cynet | Malicious (score: 100) |
| AhnLab-V3 | Win-Trojan/Gandcrab.Exp |
| Acronis | suspicious |
| BitDefenderTheta | Gen:NN.ZexaF.34590.nuX@aa3pPrki |
| ALYac | Trojan.GenericKDZ.43402 |
| TACHYON | Ransom/W32.GandCrab |
| VBA32 | BScope.Trojan.Chapak |
| Malwarebytes | Trojan.MalPack |
| Panda | Trj/Genetic.gen |
| Zoner | Trojan.Win32.67755 |
| ESET-NOD32 | a variant of Win32/Kryptik.GFIV |
| TrendMicro-HouseCall | Ransom.Win32.GANDCRAB.SMLA.hp |
| Rising | Trojan.Kryptik!8.8 (CLOUD) |
| Yandex | Trojan.GenAsa!0AVsmGpGJcQ |
| SentinelOne | Static AI – Malicious PE |
| MaxSecure | Ransomeware.CRAB.gen |
| Fortinet | W32/Kryptik.HCIM!tr |
| AVG | Win32:Malware-gen |
| Paloalto | generic.ml |
| CrowdStrike | win/malicious_confidence_100% (W) |
| Qihoo-360 | Win32/Trojan.Generic.HwoCeY4A |
How to remove Win32/Kryptik.GFIV virus?
There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">2.
Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
Download GridinSoft Anti-MalwareRun 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.
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.
Press “Install” button.
Once installed, Anti-Malware will automatically run.
Wait for the Anti-Malware scan to complete.
GridinSoft Anti-Malware will automatically start scanning your system for Win32/Kryptik.GFIV 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.
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.
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:
Full version of GridinSoft Anti-Malware
If the guide doesn’t help you to remove Win32/Kryptik.GFIV you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
