Win32/Kryptik.HFOL

Written by Robert Bailey

What is Win32/Kryptik.HFOL infection?

In this post you will certainly locate concerning the meaning of Win32/Kryptik.HFOL and its adverse influence on your computer system. Such ransomware are a type of malware that is specified by online scams to demand paying the ransom by a sufferer.

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In the majority of the instances, Win32/Kryptik.HFOL infection will certainly instruct its victims to initiate funds transfer for the objective of reducing the effects of the modifications that the Trojan infection has actually presented to the sufferer’s gadget.

Win32/Kryptik.HFOL 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.
  • Attempts to connect to a dead IP:Port (7 unique times);
  • 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.
  • Performs some HTTP requests;
  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • Network activity contains more than one unique useragent.;
  • 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.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the victim’s hard drive — so the target can no more make use of the information;
  • Preventing regular accessibility to the victim’s workstation;
Similar behavior
Related domains
z.whorecord.xyz Trojan-Ransom.Win32.Crypmod.zfq
a.tomx.xyz Trojan-Ransom.Win32.Crypmod.zfq
kitemimbe.com Trojan-Ransom.Win32.Crypmod.zfq
iplogger.org Trojan-Ransom.Win32.Crypmod.zfq
www.bing.com Trojan-Ransom.Win32.Crypmod.zfq
apps.identrust.com Trojan-Ransom.Win32.Crypmod.zfq
isrg.trustid.ocsp.identrust.com Trojan-Ransom.Win32.Crypmod.zfq
ocsp.int-x3.letsencrypt.org Trojan-Ransom.Win32.Crypmod.zfq

Win32/Kryptik.HFOL

The most regular channels whereby Win32/Kryptik.HFOL are injected are:

  • By means of phishing e-mails;
  • As a consequence of user winding up on a source that hosts a destructive software program;

As soon as the Trojan is successfully infused, it will either cipher the data on the target’s PC or protect against the device from working in a correct fashion – while likewise positioning a ransom money note that states the requirement for the victims to impact the settlement for the purpose of decrypting the documents or restoring the documents system back to the preliminary problem. In many instances, the ransom note will turn up when the customer reboots the PC after the system has actually already been damaged.

Win32/Kryptik.HFOL circulation networks.

In numerous edges of the globe, Win32/Kryptik.HFOL expands by jumps and bounds. Nevertheless, the ransom money notes as well as methods of obtaining the ransom quantity may differ depending on specific regional (local) setups. The ransom money notes as well as methods of obtaining the ransom quantity might vary depending on particular neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty notifies concerning unlicensed software program.

    In certain locations, the Trojans frequently wrongfully report having discovered some unlicensed applications made it possible for on the sufferer’s gadget. The alert after that requires the user to pay the ransom money.

    Faulty statements about prohibited content.

    In nations where software program piracy is much less prominent, this approach is not as reliable for the cyber scams. Alternatively, the Win32/Kryptik.HFOL popup alert may falsely assert to be deriving from a police institution and also will report having situated youngster pornography or other prohibited information on the gadget.

    Win32/Kryptik.HFOL popup alert might falsely assert to be obtaining from a legislation enforcement institution and will certainly report having located child pornography or various other unlawful data on the tool. The alert will similarly consist of a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 72607CAE
md5: 2f8ab6db4d9f6cf863662aaef36705d6
name: upload_file
sha1: a09c1904669b14ce0975ab9621ad5c8f5b7dee28
sha256: c617d81701063424eea07d4a25f89323a7dbad0d68578c6d9eeaff8436d4ce17
sha512: fed3a22781ab452a839842c553262f42837c96b4cdd67baa0d32065fe29da230517fb8e795150ddb4df1b8d3dd6c73a25656eb970fdd37c98a83bb47f8f3c208
ssdeep: 12288:pANwRo+mv8QD4+0V16efdxFDBj8BkPDeFHN2UJjVX/ZntfwqdEGImbNaQSIm:pAT8QE+k/lxvj8ceFprZdPdjImxa/7
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: wotsuper
FileDescription: wotsuper 2.1 Installation
FileVersion: 2.1
Comments:
CompanyName: wotsuper
Translation: 0x0409 0x04e4

Win32/Kryptik.HFOL also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.43685669
FireEye Generic.mg.2f8ab6db4d9f6cf8
CAT-QuickHeal Trojan.Multi
McAfee Artemis!2F8AB6DB4D9F
Cylance Unsafe
Sangfor Malware
K7AntiVirus Trojan ( 0056c87f1 )
BitDefender Trojan.GenericKD.43685669
K7GW Trojan ( 0056c87f1 )
CrowdStrike win/malicious_confidence_60% (W)
Invincea heuristic
Cyren W32/Trojan.EJOW-3739
Symantec ML.Attribute.HighConfidence
APEX Malicious
Avast Win32:DropperX-gen [Drp]
ClamAV Win.Dropper.Vidar-9182565-0
Kaspersky Trojan.Win32.Chapak.eunq
Alibaba Trojan:Win32/Chapak.bcb20089
NANO-Antivirus Trojan.Win32.Chapak.hslpxr
AegisLab Trojan.Multi.Generic.4!c
Rising Trojan.Kryptik!1.CB19 (CLASSIC)
Ad-Aware Trojan.GenericKD.43685669
F-Secure Trojan.TR/AD.VidarStealer.KZ
DrWeb Trojan.Siggen10.5628
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R03BC0WHJ20
Sophos Mal/Generic-S
Ikarus Trojan-PSW.Agent
MaxSecure Trojan-Ransom.Win32.Crypmod.zfq
Avira TR/AD.VidarStealer.KZ
MAX malware (ai score=99)
Antiy-AVL Trojan/Win32.Chapak
Microsoft Trojan:Win32/Ymacco.AAC6
Arcabit Trojan.Generic.D29A9725
SUPERAntiSpyware Trojan.Agent/Gen-Downloader
ZoneAlarm Trojan.Win32.Chapak.eunq
GData Trojan.GenericKD.43685669
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.Generic.C3733562
BitDefenderTheta Gen:NN.ZexaF.34196.FqW@aWpLKfgG
ALYac Trojan.GenericKD.43685669
VBA32 Malware-Cryptor.Limpopo
Malwarebytes Trojan.Downloader
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Kryptik.HFOL
TrendMicro-HouseCall TROJ_GEN.R03BC0WHJ20
Tencent Win32.Trojan.Chapak.Huqc
eGambit Unsafe.AI_Score_99%
Fortinet W32/Agent.OKD!tr
Webroot W32.Trojan.Gen
AVG Win32:DropperX-gen [Drp]
Cybereason malicious.4669b1
Paloalto generic.ml
Qihoo-360 Generic/HEUR/QVM05.1.5240.Malware.Gen

How to remove Win32/Kryptik.HFOL 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.HFOL 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Win32/Kryptik.HFOL 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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