Win32/Kryptik.FOIB
Olivia Norman
Updated on February 28, 2026
What is Win32/Kryptik.FOIB infection?
In this short article you will certainly discover about the definition of Win32/Kryptik.FOIB and also its adverse influence on your computer system. Such ransomware are a kind of malware that is clarified by on-line fraudulences to require paying the ransom by a victim.
In the majority of the instances, Win32/Kryptik.FOIB infection will certainly advise its targets to initiate funds move for the objective of counteracting the modifications that the Trojan infection has actually presented to the target’s gadget.
Win32/Kryptik.FOIB Summary
These alterations can be as complies with:
- Executable code extraction;
- Injection (inter-process);
- Injection (Process Hollowing);
- Compression (or decompression);
- Creates RWX memory;
- Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
- Drops a binary and executes it;
- Uses Windows utilities for basic functionality;
- Attempts to remove evidence of file being downloaded from the Internet;
- Executed a process and injected code into it, probably while unpacking;
- Installs itself for autorun at Windows startup;
- Spoofs its process name and/or associated pathname to appear as a legitimate process;
- Creates a hidden or system file;
- Creates a copy of itself;
- Collects information to fingerprint the system;
- Attempts to modify Explorer settings to prevent hidden files from being displayed;
- Uses suspicious command line tools or Windows utilities;
- Ciphering the files found on the target’s disk drive — so the sufferer can no more use the information;
- Preventing routine accessibility to the sufferer’s workstation;
Related domains:
| nutsystem1.bit | Ransom:Win32/Blocker.ccd8f7e3 |
| ns.dotbit.me | Ransom:Win32/Blocker.ccd8f7e3 |
| alors.deepdns.cryptostorm.net | Ransom:Win32/Blocker.ccd8f7e3 |
| onyx.deepdns.cryptostorm.net | Ransom:Win32/Blocker.ccd8f7e3 |
| ns1.any.dns.d0wn.biz | Ransom:Win32/Blocker.ccd8f7e3 |
| ns1.random.dns.d0wn.biz | Ransom:Win32/Blocker.ccd8f7e3 |
| ns2.random.dns.d0wn.biz | Ransom:Win32/Blocker.ccd8f7e3 |
| anyone.dnsrec.meo.ws | Ransom:Win32/Blocker.ccd8f7e3 |
| ist.fellig.org | Ransom:Win32/Blocker.ccd8f7e3 |
| civet.ziphaze.com | Ransom:Win32/Blocker.ccd8f7e3 |
| ns2.fr.dns.d0wn.biz | Ransom:Win32/Blocker.ccd8f7e3 |
| ns1.sg.dns.d0wn.biz | Ransom:Win32/Blocker.ccd8f7e3 |
| ns1.nl.dns.d0wn.biz | Ransom:Win32/Blocker.ccd8f7e3 |
| ns1.domaincoin.net | Ransom:Win32/Blocker.ccd8f7e3 |
| ns2.domaincoin.net | Ransom:Win32/Blocker.ccd8f7e3 |
Win32/Kryptik.FOIB
One of the most regular networks whereby Win32/Kryptik.FOIB Ransomware Trojans are injected are:
- By means of phishing emails;
- As a consequence of individual ending up on a source that holds a destructive software program;
As quickly as the Trojan is efficiently injected, it will either cipher the data on the victim’s PC or stop the device from functioning in an appropriate manner – while also putting a ransom note that points out the need for the targets to effect the payment for the function of decrypting the files or recovering the data system back to the first condition. In the majority of instances, the ransom money note will come up when the customer restarts the PC after the system has currently been harmed.
Win32/Kryptik.FOIB distribution networks.
In different edges of the world, Win32/Kryptik.FOIB expands by jumps and also bounds. Nevertheless, the ransom notes and also methods of obtaining the ransom amount might differ depending on particular neighborhood (local) settings. The ransom notes and methods of extorting the ransom money amount might vary depending on specific neighborhood (regional) setups.
For example:
Faulty notifies concerning unlicensed software.
In particular areas, the Trojans often wrongfully report having actually discovered some unlicensed applications enabled on the victim’s device. The alert then requires the user to pay the ransom.
Faulty statements concerning prohibited web content.
In countries where software application piracy is much less preferred, this method is not as efficient for the cyber frauds. Alternatively, the Win32/Kryptik.FOIB popup alert might wrongly claim to be deriving from a police organization as well as will report having situated youngster porn or various other unlawful data on the device.
Win32/Kryptik.FOIB popup alert might incorrectly claim to be acquiring from a regulation enforcement organization as well as will certainly report having located child porn or various other illegal data on the tool. The alert will similarly include a requirement for the customer to pay the ransom.
Technical details
File Info:
crc32: 118B4AD2md5: 655fdbe7e4479a0c24337b43b42802e1name: 655FDBE7E4479A0C24337B43B42802E1.mlwsha1: 1864e771ea50ff21a902e5d41b0b6fb874ff93d5sha256: 424f862a0d5cb2b2b35e022975e2c9cb230bec782a9e5e5dc92620a833092722sha512: 88d45f2f576d2e71ffe6297cb39613dead09746c04c546f1b1ae07b25b1c26e84334a8c10dc1dae30bbe13a22d9c4382020858c93ebc0f1b9019f8bf1814e02fssdeep: 6144:FghDIfX26O42AbZbh1SwtmOwBRYHQmnXUi1TU8Eeqt2gF:e5Ifm6rIFOuRYwGUa9Ee82gtype: PE32 executable (GUI) Intel 80386, for MS WindowsVersion Info:
0: [No Data]
Win32/Kryptik.FOIB also known as:
| GridinSoft | Trojan.Ransom.Gen |
| Bkav | W32.AIDetect.malware1 |
| K7AntiVirus | Trojan ( 00504fe11 ) |
| Elastic | malicious (high confidence) |
| DrWeb | Trojan.DownLoader23.32524 |
| Cynet | Malicious (score: 100) |
| CAT-QuickHeal | Trojan.Mauvaise.S1132859 |
| ALYac | Gen:Variant.Zusy.324300 |
| Cylance | Unsafe |
| Zillya | Trojan.Kryptik.Win32.1101623 |
| Sangfor | Trojan.Win32.Save.a |
| CrowdStrike | win/malicious_confidence_100% (W) |
| Alibaba | Ransom:Win32/Blocker.ccd8f7e3 |
| K7GW | Trojan ( 00504fe11 ) |
| Cybereason | malicious.7e4479 |
| Baidu | Win32.Trojan.Kryptik.bjc |
| Cyren | W32/S-e2e07e9d!Eldorado |
| Symantec | Packed.Generic.521 |
| ESET-NOD32 | a variant of Win32/Kryptik.FOIB |
| APEX | Malicious |
| Avast | Win32:RansomX-gen [Ransom] |
| ClamAV | Win.Malware.Mikey-9809358-0 |
| Kaspersky | Trojan-Ransom.Win32.Blocker.lkck |
| BitDefender | Gen:Variant.Zusy.324300 |
| NANO-Antivirus | Trojan.Win32.Blocker.elnwfn |
| ViRobot | Trojan.Win32.Agent.273408.P |
| SUPERAntiSpyware | |
| MicroWorld-eScan | Gen:Variant.Zusy.324300 |
| Tencent | Malware.Win32.Gencirc.114a24c9 |
| Ad-Aware | Gen:Variant.Zusy.324300 |
| Sophos | Mal/Generic-S |
| BitDefenderTheta | Gen:NN.ZexaF.34770.qqW@ae3yQ8g |
| VIPRE | Trojan.Win32.Generic!BT |
| TrendMicro | Ransom_Blocker.R002C0OFT21 |
| McAfee-GW-Edition | BehavesLike.Win32.Generic.dh |
| FireEye | Generic.mg.655fdbe7e4479a0c |
| Emsisoft | Gen:Variant.Zusy.324300 (B) |
| SentinelOne | Static AI – Malicious PE |
| Jiangmin | Trojan.Blocker.gjs |
| Webroot | W32.Trojan.Gen |
| Avira | HEUR/AGEN.1129378 |
| Kingsoft | Win32.Troj.Undef.(kcloud) |
| Microsoft | Trojan:Win32/Carberp.K |
| AegisLab | Trojan.Multi.Generic.4!c |
| GData | Gen:Variant.Zusy.324300 |
| AhnLab-V3 | Trojan/Win32.Scar.R195347 |
| McAfee | GenericRXAZ-EZ!655FDBE7E447 |
| MAX | malware (ai score=100) |
| VBA32 | Trojan.Bublik |
| Malwarebytes | Backdoor.Andromeda |
| Panda | Trj/Genetic.gen |
| TrendMicro-HouseCall | Ransom_Blocker.R002C0OFT21 |
| Rising | Trojan.Kryptik!1.A8FF (CLASSIC) |
| Yandex | Trojan.GenAsa!dF+pWSQX8Dg |
| Ikarus | Trojan.Crypt |
| MaxSecure | Trojan.Malware.300983.susgen |
| Fortinet | W32/Kryptik.FPAL!tr |
| AVG | Win32:RansomX-gen [Ransom] |
| Paloalto | generic.ml |
| Qihoo-360 | Win32/Ransom.Blocker.HwkAA20C |
How to remove Win32/Kryptik.FOIB ransomware?
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.FOIB 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.FOIB you can always ask me in the comments for getting help.
References
- GridinSoft Anti-Malware Review from HowToFix site:
- More information about GridinSoft products:
