Win32/Kryptik.GGRQ

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

What is Win32/Kryptik.GGRQ infection?

In this short article you will certainly locate about the meaning of Win32/Kryptik.GGRQ and its adverse influence on your computer system. Such ransomware are a kind of malware that is clarified by online scams to require paying the ransom money by a sufferer.

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Most of the situations, Win32/Kryptik.GGRQ virus will certainly advise its targets to start funds transfer for the function of counteracting the amendments that the Trojan infection has actually introduced to the target’s gadget.

Win32/Kryptik.GGRQ Summary

These adjustments 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.
  • 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 files found on the target’s hard disk drive — so the target can no longer use the data;
  • Preventing regular accessibility to the target’s workstation;

Win32/Kryptik.GGRQ

The most regular networks through which Win32/Kryptik.GGRQ Ransomware Trojans are infused are:

  • By ways of phishing emails;
  • As an effect of individual winding up on a source that organizes a malicious software;

As soon as the Trojan is efficiently injected, it will either cipher the data on the victim’s PC or protect against the device from working in a proper fashion – while likewise putting a ransom note that points out the requirement for the sufferers to effect the payment for the function of decrypting the records or restoring the documents system back to the initial condition. In many instances, the ransom money note will turn up when the client restarts the COMPUTER after the system has actually already been damaged.

Win32/Kryptik.GGRQ circulation channels.

In various edges of the globe, Win32/Kryptik.GGRQ expands by jumps as well as bounds. Nevertheless, the ransom money notes and techniques of extorting the ransom money amount might differ relying on certain regional (local) settings. The ransom notes as well as tricks of obtaining the ransom amount might vary depending on particular neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty alerts regarding unlicensed software application.

    In certain areas, the Trojans often wrongfully report having identified some unlicensed applications enabled on the target’s tool. The sharp then demands the individual to pay the ransom.

    Faulty declarations about prohibited material.

    In nations where software application piracy is less prominent, this technique is not as efficient for the cyber scams. Additionally, the Win32/Kryptik.GGRQ popup alert might wrongly assert to be stemming from a police institution as well as will certainly report having situated youngster pornography or various other prohibited data on the gadget.

    Win32/Kryptik.GGRQ popup alert might falsely assert to be deriving from a law enforcement establishment and also will certainly report having situated child pornography or various other prohibited data on the gadget. The alert will similarly consist of a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: DC9ABFA4
md5: 0bf1458eb536b2a92ef76b4f5535ec4c
name: 0BF1458EB536B2A92EF76B4F5535EC4C.mlw
sha1: e6e080f7f837b361644041cb1fdde1fb0711249d
sha256: 5195d251da17b05e569e36a8bd4d68e4e39e7367232a4b5b7a59292acd2334bc
sha512: 89291f9a4c582d35fbcc9fffa8dd5708b3e8528cd496874a76a86660f8bc8a566dfb3b270c54e3f75fb3adddda282481ef01975ca69b392099e37aecddcfef90
ssdeep: 12288:MwPrwj2eWNI5vmz0KjpBVPTIPHTTTTmwNu:MwkMC5vmz0COu
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Kryptik.GGRQ also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusAdware ( 004e096c1 )
Elasticmalicious (high confidence)
DrWebTrojan.Encoder.24384
CynetMalicious (score: 100)
CAT-QuickHealTrojan.Chapak.ZZ6
ALYacTrojan.Ransom.GandCrab.Gen.2
CylanceUnsafe
ZillyaTrojan.GandCrypt.Win32.199
SangforWin.Packed.Gandcrab-6520432-4
CrowdStrikewin/malicious_confidence_100% (D)
K7GWAdware ( 004e096c1 )
Cybereasonmalicious.eb536b
CyrenW32/S-e898dea3!Eldorado
SymantecPacked.Generic.525
ESET-NOD32a variant of Win32/Kryptik.GGRQ
APEXMalicious
AvastFileRepMalware
ClamAVWin.Packed.Gandcrab-6520432-4
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.Ransom.GandCrab.Gen.2
NANO-AntivirusTrojan.Win32.GandCrypt.fbmrhr
ViRobotTrojan.Win32.GandCrab.Gen.A
SUPERAntiSpywareTrojan.Agent/Gen-Kryptik
MicroWorld-eScanTrojan.Ransom.GandCrab.Gen.2
TencentMalware.Win32.Gencirc.10b4519f
Ad-AwareTrojan.Ransom.GandCrab.Gen.2
SophosML/PE-A + Mal/Agent-AUL
ComodoTrojWare.Win32.Upatre.RQ@7nipzi
BitDefenderThetaGen:NN.ZexaF.34608.zuX@aWc1yuk
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_GANDCRAB.SMD3
McAfee-GW-EditionBehavesLike.Win32.Generic.gc
FireEyeGeneric.mg.0bf1458eb536b2a9
EmsisoftTrojan.Ransom.GandCrab.Gen.2 (B)
SentinelOneStatic AI – Malicious PE
AviraHEUR/AGEN.1106533
MicrosoftTrojan:Win32/Racealer.PVS!MTB
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataWin32.Trojan-Ransom.GandCrab.N
TACHYONRansom/W32.GandCrab
AhnLab-V3Win-Trojan/Gandcrab.Exp
Acronissuspicious
McAfeeGenericRXFK-BS!0BF1458EB536
MAXmalware (ai score=98)
VBA32BScope.TrojanRansom.GandCrypt
MalwarebytesTrojan.MalPack
PandaTrj/Genetic.gen
TrendMicro-HouseCallRansom_GANDCRAB.SMD3
RisingRansom.GandCrypt!8.F33E (CLOUD)
YandexTrojan.GenAsa!CwxPezrLPzU
IkarusTrojan-Ransom.GandCrab
FortinetW32/GenKryptik.DQHN!tr
AVGFileRepMalware
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.0e6

How to remove Win32/Kryptik.GGRQ 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.GGRQ 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.GGRQ 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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