Win32/Kryptik.FBTI
Rachel Ross
Updated on May 06, 2026
What is Win32/Kryptik.FBTI infection?
In this post you will certainly locate about the definition of Win32/Kryptik.FBTI as well as its unfavorable effect on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet fraudulences to demand paying the ransom money by a target.
Most of the situations, Win32/Kryptik.FBTI virus will certainly instruct its victims to launch funds move for the purpose of reducing the effects of the amendments that the Trojan infection has introduced to the target’s gadget.
Win32/Kryptik.FBTI Summary
These modifications 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.
- 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 created a hidden window;
- 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
- Attempts to identify installed AV products by registry key;
- Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
- Ciphering the records located on the victim’s hard disk — so the target can no more make use of the data;
- Preventing normal 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.FBTI
One of the most normal networks where Win32/Kryptik.FBTI Ransomware Trojans are injected are:
- By methods of phishing emails;
- As an effect of user ending up on a source that holds a malicious software;
As quickly as the Trojan is effectively injected, it will either cipher the data on the target’s computer or protect against the tool from functioning in a proper way – while also placing a ransom note that states the need for the victims to impact the settlement for the purpose of decrypting the papers or bring back the data system back to the first problem. In most circumstances, the ransom money note will certainly show up when the client reboots the COMPUTER after the system has actually already been damaged.
Win32/Kryptik.FBTI circulation channels.
In different edges of the world, Win32/Kryptik.FBTI expands by leaps and also bounds. Nonetheless, the ransom money notes and also tricks of obtaining the ransom quantity may differ relying on certain neighborhood (regional) settings. The ransom money notes as well as methods of obtaining the ransom money amount may differ depending on particular regional (local) settings.
For instance:
Faulty signals concerning unlicensed software application.
In certain areas, the Trojans usually wrongfully report having actually found some unlicensed applications enabled on the sufferer’s device. The sharp after that requires the customer to pay the ransom.
Faulty statements about prohibited content.
In countries where software application piracy is less popular, this method is not as efficient for the cyber fraudulences. Conversely, the Win32/Kryptik.FBTI popup alert may falsely claim to be stemming from a law enforcement institution and also will report having located child pornography or other prohibited data on the tool.
Win32/Kryptik.FBTI popup alert might falsely assert to be deriving from a legislation enforcement institution and will report having located child pornography or other prohibited data on the gadget. The alert will likewise have a need for the user to pay the ransom.
Technical details
File Info:
crc32: D6000991md5: b2b942f75b9e3d34135ba4beb841128fname: B2B942F75B9E3D34135BA4BEB841128F.mlwsha1: 0bfe486b908b84f17405c2a825a658f553e66e04sha256: d6e6506c3a1c6105a29166dfed6b1db084340363d3332dc670952c93c851c443sha512: f870461d8256c8e65fdae16b5a47b782849d2995592ff144b0c8dbc7090095fe957566671584bc6695c6fc3e3822cc4802676c4c9520892c07ed0cc59ccaa98bssdeep: 6144:Blv0nev4mxS5Z74zKzatFFIJtyiyZqvRWdo:Bl8eAmxKZESabFiyZwk2type: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
CompanyName: WinAbilityxae Software CorporationTranslation: 0x0409 0x04b0
Win32/Kryptik.FBTI also known as:
| GridinSoft | Trojan.Ransom.Gen |
| K7AntiVirus | Trojan ( 00533f671 ) |
| Elastic | malicious (high confidence) |
| Cynet | Malicious (score: 100) |
| CAT-QuickHeal | Ransom.Locky.ZZ4 |
| ALYac | Trojan.Ransom.BUP |
| Cylance | Unsafe |
| Sangfor | Trojan.Win32.Save.a |
| CrowdStrike | win/malicious_confidence_100% (W) |
| Alibaba | Trojan:Win32/Bunitu.ali1000105 |
| K7GW | Trojan ( 00533f671 ) |
| Cybereason | malicious.75b9e3 |
| Cyren | W32/Kryptik.CUI.gen!Eldorado |
| Symantec | Packed.Generic.459 |
| ESET-NOD32 | a variant of Win32/Kryptik.FBTI |
| APEX | Malicious |
| Avast | Win32:Malware-gen |
| ClamAV | Win.Ransomware.Bunitu-9829998-1 |
| Kaspersky | HEUR:Trojan.Win32.Generic |
| BitDefender | Trojan.Ransom.BUP |
| NANO-Antivirus | Trojan.Win32.Yakes.etlqda |
| MicroWorld-eScan | Trojan.Ransom.BUP |
| Tencent | Malware.Win32.Gencirc.10b49313 |
| Ad-Aware | Trojan.Ransom.BUP |
| Sophos | ML/PE-A + Mal/Cerber-AL |
| Comodo | TrojWare.Win32.TrojanProxy.Bunitu.AVDS@7bgtob |
| F-Secure | |
| BitDefenderTheta | Gen:NN.ZexaF.34608.Mq0@aGuV9Wai |
| VIPRE | Trojan.Win32.Generic!BT |
| TrendMicro | Ransom_HPCERBER.SMALY5B |
| McAfee-GW-Edition | BehavesLike.Win32.Ransomware.jh |
| FireEye | Generic.mg.b2b942f75b9e3d34 |
| Emsisoft | Trojan.Ransom.BUP (B) |
| SentinelOne | Static AI – Malicious PE |
| Avira | HEUR/AGEN.1129194 |
| Antiy-AVL | Trojan/Win32.TSGeneric |
| Microsoft | TrojanProxy:Win32/Bunitu.Q!bit |
| Arcabit | Trojan.Ransom.BUP |
| AegisLab | Hacktool.Win32.Krap.lKMc |
| ZoneAlarm | HEUR:Trojan.Win32.Generic |
| GData | Trojan.Ransom.BUP |
| AhnLab-V3 | Trojan/Win32.Yakes.R210215 |
| Acronis | suspicious |
| McAfee | Ransomware-GCQ!B2B942F75B9E |
| MAX | malware (ai score=100) |
| VBA32 | Trojan.Yakes |
| Malwarebytes | Qbot.Backdoor.Stealer.DDS |
| Panda | Trj/Genetic.gen |
| TrendMicro-HouseCall | Ransom_HPCERBER.SMALY5B |
| Rising | Trojan.Kryptik!1.AD43 (CLOUD) |
| Yandex | Trojan.GenAsa!17pMCDbjsfg |
| Ikarus | Trojan-Proxy.Win32.Bunitu |
| MaxSecure | Trojan.Malware.300983.susgen |
| Fortinet | W32/Dridex.IZC!tr |
| AVG | Win32:Malware-gen |
| Paloalto | generic.ml |
| Qihoo-360 | Win32/Ransom.Generic.HgIASOQA |
How to remove Win32/Kryptik.FBTI 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.FBTI 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.FBTI you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
