Win32/Kryptik.FQFV

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/Kryptik.FQFV infection?

In this short article you will discover regarding the meaning of Win32/Kryptik.FQFV as well as its negative influence on your computer system. Such ransomware are a form of malware that is specified by online fraudulences to demand paying the ransom by a sufferer.

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In the majority of the instances, Win32/Kryptik.FQFV infection will instruct its victims to start funds transfer for the purpose of reducing the effects of the changes that the Trojan infection has actually introduced to the victim’s gadget.

Win32/Kryptik.FQFV Summary

These modifications can be as follows:

  • 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.
  • Injection (inter-process);
  • Injection (Process Hollowing);
  • 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;
  • 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;
  • Executed a process and injected code into it, probably while unpacking;
  • Deletes its original binary from disk;
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the victim’s hard drive — so the victim can no more utilize the data;
  • Preventing regular access to the sufferer’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.FQFV

One of the most normal channels whereby Win32/Kryptik.FQFV Ransomware are injected are:

  • By ways of phishing emails;
  • As an effect of user ending up on a resource that hosts a harmful software program;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the target’s computer or stop the device from working in a proper way – while likewise placing a ransom note that states the requirement for the sufferers to effect the settlement for the purpose of decrypting the records or recovering the data system back to the first problem. In the majority of instances, the ransom money note will certainly turn up when the client reboots the PC after the system has actually already been harmed.

Win32/Kryptik.FQFV circulation channels.

In numerous edges of the world, Win32/Kryptik.FQFV grows by jumps and bounds. However, the ransom money notes and also tricks of extorting the ransom quantity might vary depending upon particular neighborhood (local) settings. The ransom notes and tricks of extorting the ransom amount might differ depending on specific neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software.

    In specific locations, the Trojans usually wrongfully report having spotted some unlicensed applications made it possible for on the sufferer’s gadget. The alert then requires the customer to pay the ransom money.

    Faulty declarations concerning illegal web content.

    In nations where software program piracy is much less popular, this technique is not as reliable for the cyber fraudulences. Alternatively, the Win32/Kryptik.FQFV popup alert may wrongly assert to be originating from a law enforcement institution and also will report having located youngster pornography or other illegal data on the device.

    Win32/Kryptik.FQFV popup alert might falsely declare to be deriving from a legislation enforcement institution and will certainly report having located kid porn or other prohibited information on the device. The alert will likewise include a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 9BB17A62
md5: 635eb939d167d483c6b0a48bc62cdd1a
name: 635EB939D167D483C6B0A48BC62CDD1A.mlw
sha1: da215590c564c1d5bde133032190d1580b63bbfe
sha256: a2fd55564fe7c1262ee1a0fdaace75debdf35b40ba72aacd71e1543d806c6984
sha512: 742df894d722a95a70e91eeeff8bb0ad93dca2af73a529e097f5f8e3440e1e6f4397f4de97ecdbd304204e4b8927b06f966ebd6c14499ed543e6c64f9f387ef0
ssdeep: 3072:fj9fH9pU19IOjtgypKtQuN58soVjazjPUuGdL:fj9/lOaypKtQ858sDzjP9a
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.FQFV also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
DrWebTrojan.PWS.Papras.2707
MicroWorld-eScanGen:Variant.Ransom.Cerber.528
FireEyeGeneric.mg.635eb939d167d483
CAT-QuickHealRansom.Exxroute.A3
ALYacGen:Variant.Ransom.Cerber.528
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
AegisLabTrojan.Win32.Generic.4!c
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 00515aa21 )
BitDefenderGen:Variant.Ransom.Cerber.528
K7GWTrojan ( 00515aa21 )
Cybereasonmalicious.9d167d
BitDefenderThetaGen:NN.ZexaF.34608.jqW@a06ulTji
CyrenW32/Cerber.AV.gen!Eldorado
SymantecPacked.Generic.493
APEXMalicious
AvastWin32:Cerber-E [Trj]
ClamAVWin.Trojan.Spora-7724442-0
KasperskyHEUR:Trojan.Win32.Generic
AlibabaTrojan:Win32/Manggarypt.8fd14e17
NANO-AntivirusTrojan.Win32.Kryptik.emwzgj
RisingRansom.Cerber!8.3058 (CLOUD)
Ad-AwareGen:Variant.Ransom.Cerber.528
EmsisoftGen:Variant.Ransom.Cerber.528 (B)
ComodoTrojWare.Win32.Ursnif.AP@70uaj9
F-SecureHeuristic.HEUR/AGEN.1116789
TrendMicroRansom_CERBER.SM3A
McAfee-GW-EditionBehavesLike.Win32.Dropper.cc
SophosMal/Generic-R + Mal/Elenoocka-E
SentinelOneStatic AI – Malicious PE
JiangminTrojan.Generic.cqhtj
AviraHEUR/AGEN.1116789
MAXmalware (ai score=88)
Antiy-AVLTrojan/Win32.Manggarypt
MicrosoftTrojan:Win32/Manggarypt.B!bit
GridinsoftRansom.Win32.AI.sa
ArcabitTrojan.Ransom.Cerber.528
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataGen:Variant.Ransom.Cerber.528
CynetMalicious (score: 100)
AhnLab-V3Malware/Win32.Generic.C1881506
Acronissuspicious
McAfeeRansomware-FLTL!635EB939D167
VBA32BScope.Trojan.Encoder
MalwarebytesMachineLearning/Anomalous.95%
PandaTrj/Genetic.gen
ESET-NOD32a variant of Win32/Kryptik.FQFV
TrendMicro-HouseCallRansom_CERBER.SM3A
TencentWin32.Trojan-dropper.Injector.Wmta
YandexTrojan.GenAsa!TMb6aLS4rr4
IkarusTrojan.Crypt
eGambitUnsafe.AI_Score_87%
FortinetW32/Kryptik.GKVH!tr
AVGWin32:Cerber-E [Trj]
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (W)
Qihoo-360Win32/Trojan.Generic.HxQBar8A

How to remove Win32/Kryptik.FQFV ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

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.FQFV 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:

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If the guide doesn’t help you to remove Win32/Kryptik.FQFV 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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