Win32/Kryptik.GDXF

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

What is Win32/Kryptik.GDXF infection?

In this article you will certainly locate concerning the meaning of Win32/Kryptik.GDXF and its unfavorable influence on your computer. Such ransomware are a form of malware that is specified by on-line scams to demand paying the ransom money by a sufferer.

GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

In the majority of the instances, Win32/Kryptik.GDXF infection will certainly advise its sufferers to launch funds move for the function of counteracting the amendments that the Trojan infection has actually presented to the sufferer’s tool.

Win32/Kryptik.GDXF Summary

These adjustments 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.
  • 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 attempted to delay the analysis task.;
  • Starts servers listening on 0.0.0.0:666;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Executed a process and injected code into it, probably while unpacking;
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • 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 modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Ciphering the papers located on the target’s hard drive — so the sufferer can no longer make use of the information;
  • Preventing normal accessibility to the target’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.GDXF

The most regular channels through which Win32/Kryptik.GDXF are infused are:

  • By ways of phishing emails;
  • As a repercussion of individual winding up on a source that holds a harmful software program;

As quickly as the Trojan is successfully injected, it will either cipher the information on the sufferer’s computer or stop the tool from working in a correct fashion – while likewise placing a ransom money note that points out the need for the sufferers to effect the payment for the function of decrypting the papers or restoring the documents system back to the first condition. In many instances, the ransom money note will certainly show up when the customer restarts the PC after the system has actually already been harmed.

Win32/Kryptik.GDXF distribution networks.

In various edges of the world, Win32/Kryptik.GDXF grows by leaps and bounds. Nonetheless, the ransom money notes and tricks of extorting the ransom quantity may vary depending on particular local (local) setups. The ransom notes and techniques of extorting the ransom money amount might differ depending on certain neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty notifies concerning unlicensed software.

    In certain locations, the Trojans often wrongfully report having actually detected some unlicensed applications enabled on the sufferer’s gadget. The sharp then demands the customer to pay the ransom.

    Faulty declarations regarding prohibited web content.

    In nations where software piracy is less prominent, this method is not as efficient for the cyber fraudulences. Conversely, the Win32/Kryptik.GDXF popup alert may wrongly assert to be originating from a police institution as well as will report having located child porn or various other prohibited information on the tool.

    Win32/Kryptik.GDXF popup alert might falsely assert to be obtaining from a regulation enforcement organization and will report having located child porn or various other illegal data on the gadget. The alert will in a similar way include a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: B24CC879
md5: a09bdc32ce61a54109d6cb44f450b209
name: A09BDC32CE61A54109D6CB44F450B209.mlw
sha1: 4d8a6078ccc57dc5c74318ff04959d1386c59496
sha256: 9de74ec05221caa3f50412767e84c31994f260f4adec326f62c9869e4be8005a
sha512: 7694944716cd75258fdbd5fcbfa9681fc48faf2d81158ee21f844d34a15617baf34a9bf132682803b8e4538e28b051517e5d639ae79a84b6af1aee96fef18fd0
ssdeep: 12288:mptW9xDm+DZJqsK50kkftDgQYooG+BVZ4z:mePDRZJqsm0kk9sBsz
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9Free Software Foundation. All rights reserved.
InternalName: PokerTas
FileVersion: 4.6.32.2
CompanyName: Free Software Foundation
PrivateBuild: 4.6.32.2
LegalTrademarks: xa9Free Software Foundation. All rights reserved.
Comments: Bill Deceleration Tableadapter
ProductName: PokerTas
Languages: English
ProductVersion: 4.6.32.2
FileDescription: Bill Deceleration Tableadapter
OriginalFilename: PokerTas
Translation: 0x0409 0x04b0

Win32/Kryptik.GDXF also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
K7AntiVirusTrojan ( 00503ae41 )
Elasticmalicious (high confidence)
DrWebTrojan.PWS.Stealer.18284
CynetMalicious (score: 100)
ALYacTrojan.Ransom.TroldeshKD.12606057
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/Foreign.036cd169
K7GWTrojan ( 00503ae41 )
Cybereasonmalicious.2ce61a
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Kryptik.GDXF
APEXMalicious
AvastWin32:Cryptor
KasperskyTrojan-Ransom.Win32.Foreign.nqbg
BitDefenderTrojan.Ransom.TroldeshKD.12606057
NANO-AntivirusTrojan.Win32.Stealer.evdwaq
MicroWorld-eScanTrojan.Ransom.TroldeshKD.12606057
TencentWin32.Trojan.Foreign.Lkxf
Ad-AwareTrojan.Ransom.TroldeshKD.12606057
SophosMal/Generic-S + Mal/Kryptik-DC
ComodoMalware@#3w1d1h9qfo3t2
BitDefenderThetaGen:NN.ZexaF.34628.Bu0@aKCsFMoi
VIPRETrojan.Win32.Generic!BT
TrendMicroMal_MiliCry-1h
McAfee-GW-EditionBehavesLike.Win32.Dropper.gc
FireEyeGeneric.mg.a09bdc32ce61a541
EmsisoftTrojan.Ransom.TroldeshKD.12606057 (B)
SentinelOneStatic AI – Suspicious PE
AviraTR/Crypt.ZPACK.Gen4
eGambitUnsafe.AI_Score_99%
MicrosoftTrojan:Win32/Viknok.B
AegisLabTrojan.Win32.Foreign.j!c
GDataTrojan.Ransom.TroldeshKD.12606057
McAfeeArtemis!A09BDC32CE61
VBA32BScope.Trojan-Ransom.Crypren
MalwarebytesMachineLearning/Anomalous.95%
PandaTrj/CI.A
TrendMicro-HouseCallMal_MiliCry-1h
RisingRansom.Foreign!8.292 (CLOUD)
YandexTrojan.Foreign!n2eseY7kGUQ
IkarusTrojan-Ransom.GandCrab
FortinetW32/Foreign.FNNB!tr
AVGWin32:Cryptor
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.Foreign.HgIASOcA

How to remove Win32/Kryptik.GDXF 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

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.GDXF 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.GDXF you can always ask me in the comments for getting help.

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply

Sending