Win32/Kryptik.GGVM

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

What is Win32/Kryptik.GGVM infection?

In this article you will certainly find regarding the meaning of Win32/Kryptik.GGVM as well as its negative influence on your computer. Such ransomware are a form of malware that is elaborated by on-line frauds to demand paying the ransom by a target.

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In the majority of the cases, Win32/Kryptik.GGVM virus will instruct its targets to launch funds move for the purpose of neutralizing the amendments that the Trojan infection has presented to the victim’s tool.

Win32/Kryptik.GGVM Summary

These adjustments 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.
  • 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.;
  • 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.

  • 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;
  • 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
  • Checks the CPU name from registry, possibly for anti-virtualization;
  • Creates a slightly modified copy of itself;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the sufferer’s hard disk drive — so the sufferer can no more use 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.GGVM

One of the most common networks through which Win32/Kryptik.GGVM are infused are:

  • By means of phishing e-mails;
  • As a repercussion of customer winding up on a resource that holds a malicious software;

As quickly as the Trojan is successfully infused, it will either cipher the information on the sufferer’s computer or prevent the gadget from operating in an appropriate fashion – while likewise putting a ransom note that points out the demand for the sufferers to effect the repayment for the function of decrypting the documents or recovering the documents system back to the first problem. In most instances, the ransom money note will come up when the customer restarts the PC after the system has currently been damaged.

Win32/Kryptik.GGVM circulation networks.

In different edges of the world, Win32/Kryptik.GGVM expands by leaps and bounds. Nonetheless, the ransom notes and tricks of obtaining the ransom money quantity may vary relying on certain regional (regional) settings. The ransom money notes and methods of extorting the ransom quantity may differ depending on particular local (regional) setups.

Ransomware injection

For example:

    Faulty informs about unlicensed software program.

    In specific locations, the Trojans frequently wrongfully report having actually found some unlicensed applications made it possible for on the victim’s device. The sharp after that requires the user to pay the ransom money.

    Faulty declarations about illegal content.

    In nations where software piracy is less prominent, this method is not as reliable for the cyber fraudulences. Alternatively, the Win32/Kryptik.GGVM popup alert may wrongly declare to be stemming from a police establishment and will certainly report having situated kid pornography or other unlawful information on the tool.

    Win32/Kryptik.GGVM popup alert might incorrectly claim to be obtaining from a regulation enforcement organization and also will report having located kid porn or various other unlawful information on the gadget. The alert will in a similar way contain a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 925A5593
md5: b7d08f48ac86fb7087dd2de0c9748ff1
name: B7D08F48AC86FB7087DD2DE0C9748FF1.mlw
sha1: 16d0de4d3791c24e783717845d7dde4a02e0e819
sha256: 4f79b1153ecc5d3ec1697cc14af2e1f1e76e66265d573673d1e6f22c9c5d49fb
sha512: 32f507ef8554441fa86f5c09a8abcf3cbf5930908c26b574ff9526ea1c9d6bcc92ba3b3531fe9ea61a237792854af257217bd70181bbff7aea79215e4b704fa5
ssdeep: 3072:R548YqPL4t0BUxoGR5rPWOEYp/nujXIRbwp5v1Og0lnocSsr+MQshrPFN5:R50kL4t+AbezCmMZwfvgg0loBs6MlhTZ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GGVM also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
DrWebBackDoor.Siggen2.2488
MicroWorld-eScanTrojan.Ransom.GandCrab.Gen.2
CAT-QuickHealTrojan.Chapak.ZZ6
McAfeeGenericRXFL-MG!B7D08F48AC86
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforWin.Packed.Gandcrab-6520432-4
K7AntiVirusTrojan ( 003e58dd1 )
BitDefenderTrojan.Ransom.GandCrab.Gen.2
K7GWTrojan ( 003e58dd1 )
Cybereasonmalicious.8ac86f
BitDefenderThetaGen:NN.ZexaF.34608.uuX@a8tLvwp
CyrenW32/S-8db29010!Eldorado
SymantecPacked.Generic.525
APEXMalicious
AvastWin32:Malware-gen
ClamAVWin.Packed.Gandcrab-6520432-4
KasperskyHEUR:Trojan.Win32.Generic
AlibabaRansom:Win32/GandCrab.ali1020008
NANO-AntivirusTrojan.Win32.NeutrinoPOS.fcbamc
ViRobotTrojan.Win32.GandCrab.Gen.A
RisingTrojan.Kryptik!1.B29F (CLOUD)
Ad-AwareTrojan.Ransom.GandCrab.Gen.2
SophosMal/Generic-R + Mal/Agent-AUL
ComodoTrojWare.Win32.TrojanDownloader.Upatre.CS@7nq333
ZillyaTrojan.Kryptik.Win32.1422018
TrendMicroRansom_GANDCRAB.SMJS2
McAfee-GW-EditionBehavesLike.Win32.Generic.fc
EmsisoftTrojan.Ransom.GandCrab.Gen.2 (B)
SentinelOneStatic AI – Malicious PE
ESET-NOD32a variant of Win32/Kryptik.GGVM
AviraHEUR/AGEN.1102735
Antiy-AVLTrojan[Banker]/Win32.NeutrinoPOS
MicrosoftRansom:Win32/Gandcrab.SF!MTB
ArcabitTrojan.Ransom.GandCrab.Gen.2
SUPERAntiSpywareRansom.GrandGrab/Variant
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataTrojan.Ransom.GandCrab.Gen.2
CynetMalicious (score: 100)
AhnLab-V3Win-Trojan/Gandcrab02.Exp
Acronissuspicious
VBA32BScope.Trojan.Gandcrab
ALYacTrojan.Ransom.GandCrab.Gen.2
MalwarebytesGandcrab.Ransom.Encrypt.DDS
PandaTrj/Genetic.gen
TrendMicro-HouseCallRansom_GANDCRAB.SMJS2
TencentMalware.Win32.Gencirc.10b3a6e2
MAXmalware (ai score=100)
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.CNAR!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_100% (W)
Qihoo-360Win32/Trojan.Ransom.ec9

How to remove Win32/Kryptik.GGVM 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.GGVM 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.GGVM 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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