Win32/Kryptik.FOHG

What is Win32/Kryptik.FOHG infection?

In this article you will certainly discover regarding the meaning of Win32/Kryptik.FOHG and its adverse influence on your computer. Such ransomware are a form of malware that is elaborated by on-line scams to require paying the ransom money by a target.

Most of the situations, Win32/Kryptik.FOHG infection will certainly instruct its targets to start funds transfer for the purpose of reducing the effects of the modifications that the Trojan infection has presented to the target’s gadget.

Win32/Kryptik.FOHG Summary

These alterations 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.
  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.
  • Attempts to remove evidence of file being downloaded from the Internet;
  • 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;
  • Writes a potential ransom message to disk;
  • Creates a copy of itself;
  • Appends a known CryptoShield ransomware file extension to files that have been encrypted;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files situated on the target’s hard disk — so the sufferer can no more utilize the information;
  • Preventing routine access to the sufferer’s workstation;

Win32/Kryptik.FOHG

The most regular networks through which Win32/Kryptik.FOHG are injected are:

  • By ways of phishing e-mails;
  • As a consequence of user ending up on a resource that hosts a malicious software;

As soon as the Trojan is efficiently injected, it will certainly either cipher the data on the victim’s computer or stop the gadget from functioning in a proper fashion – while also putting a ransom money note that points out the demand for the victims to impact the payment for the purpose of decrypting the files or restoring the file system back to the initial condition. In a lot of instances, the ransom money note will come up when the client reboots the PC after the system has currently been harmed.

Win32/Kryptik.FOHG distribution channels.

In different edges of the world, Win32/Kryptik.FOHG grows by leaps and also bounds. Nevertheless, the ransom notes and also methods of extorting the ransom money amount may vary depending on particular local (regional) setups. The ransom notes and tricks of obtaining the ransom money quantity might vary depending on certain neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty informs concerning unlicensed software.

    In specific locations, the Trojans typically wrongfully report having discovered some unlicensed applications allowed on the target’s gadget. The alert then requires the customer to pay the ransom money.

    Faulty statements regarding illegal content.

    In nations where software application piracy is much less prominent, this technique is not as efficient for the cyber fraudulences. Additionally, the Win32/Kryptik.FOHG popup alert may incorrectly assert to be originating from a police establishment as well as will report having situated child pornography or various other illegal information on the device.

    Win32/Kryptik.FOHG popup alert might incorrectly assert to be obtaining from a law enforcement organization as well as will report having located child pornography or various other illegal data on the gadget. The alert will similarly consist of a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 64C9D0C6md5: ca175385bc9639267d6c03603c4360c9name: CA175385BC9639267D6C03603C4360C9.mlwsha1: 6599553b6fad9202a279458dda52a4640c3e3fb2sha256: 55a09a91c36049377ca52dcbec09e2893dc36844b22dfcaee42f2fb3e6bfe738sha512: 2cc7d2f13a9855c9ec1905d7ebcbf6ddbf05242d3ca027033328fc8615fe195321d12112b44123f1237c4850bc993b91d9f088689dce19340da1d079aa9c76dassdeep: 1536:VKO4KnPXGEg52wjfVCegA58OaIBB+LPZ6FzT:ccGEg52wd2IBB+LZKftype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 1998InternalName: Protected SoftWareFileVersion: 11, 20, 18, 10CompanyName: Protected SoftWareProductName: Protected SoftWareProductVersion: 11, 20, 18, 10FileDescription: Protected SoftWareOriginalFilename: Protected SoftWareTranslation: 0x081a 0x036a

Win32/Kryptik.FOHG also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0056e9111 )
DrWeb Trojan.DownLoader23.56445
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.CryptoShield
Cylance Unsafe
Zillya Trojan.Fury.Win32.174
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_60% (D)
K7GW Trojan ( 0056e9111 )
Cybereason malicious.5bc963
Cyren W32/Filecoder.F.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Kryptik.FOHG
APEX Malicious
Avast Win32:Trojan-gen
Kaspersky Trojan-Ransom.Win32.Fury.di
BitDefender Gen:Variant.Ransom.HydraCrypt.21
NANO-Antivirus Trojan.Win32.Kryptik.evedtt
SUPERAntiSpyware Ransom.CryptoShield/Variant
MicroWorld-eScan Gen:Variant.Ransom.HydraCrypt.21
Tencent Win32.Trojan.Raas.Auto
Ad-Aware Gen:Variant.Ransom.HydraCrypt.21
Sophos Mal/Generic-S
Comodo Malware@#1bxhpvqcmm2p7
BitDefenderTheta Gen:NN.ZexaF.34692.gu0@aOa!gwoi
VIPRE BehavesLike.Win32.Malware.rwx (mx-v)
TrendMicro Ransom_FURY.F117BF
McAfee-GW-Edition GenericRXDI-NN!CA175385BC96
FireEye Generic.mg.ca175385bc963926
Emsisoft Trojan-Ransom.Fury (A)
SentinelOne Static AI – Malicious PE
Webroot Trojan.Dropper.Gen
Avira HEUR/AGEN.1113618
eGambit Unsafe.AI_Score_99%
Antiy-AVL Trojan/Generic.ASMalwS.1E838DD
Kingsoft Win32.Heur.KVM003.a.(kcloud)
Microsoft Ransom:Win32/Shieldcrypt.A
AegisLab Trojan.Win32.Generic.4!c
GData Win32.Trojan-Ransom.CryptoShield.A
TACHYON Ransom/W32.CryptoShield.101888
AhnLab-V3 Win-Trojan/CryptoShield.Gen
McAfee GenericRXDI-NN!CA175385BC96
MAX malware (ai score=100)
VBA32 BScope.Trojan.Cosmu
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_FURY.F117BF
Rising Ransom.Fury!8.470A (C64:YzY0OnHYZKowrUEw)
Yandex Trojan.GenAsa!sh4FzkiR6Gk
Ikarus Trojan-Ransom.Shieldcrypt
Fortinet W32/Kryptik.FOHG!tr
AVG Win32:Trojan-gen
Paloalto generic.ml

How to remove Win32/Kryptik.FOHG ransomware?

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

Run the setup file.

Run Setup.exe
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 Scanning

Click on “Clean Now”.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

Full version of GridinSoft

If the guide doesn’t help you to remove Win32/Kryptik.FOHG you can always ask me in the comments for getting help.

References

    About the author

    Robert Bailey

    Security engineer focused on malware behavior, removal workflows, and Windows hardening. Robert reviews threat articles for practical accuracy, checking detection names, symptoms, and cleanup steps before publication.

    Leave a Comment