Win32/Kryptik.GCPG

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

What is Win32/Kryptik.GCPG infection?

In this short article you will certainly locate concerning the interpretation of Win32/Kryptik.GCPG and its unfavorable impact on your computer system. Such ransomware are a form of malware that is clarified by on-line frauds to demand paying the ransom by a victim.

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In the majority of the instances, Win32/Kryptik.GCPG infection will advise its sufferers to initiate funds transfer for the function of neutralizing the modifications that the Trojan infection has actually presented to the sufferer’s tool.

Win32/Kryptik.GCPG 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.
  • 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.

  • Unconventionial language used in binary resources: Hebrew;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Tries to unhook or modify Windows functions monitored by Cuckoo;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents found on the sufferer’s hard disk drive — so the victim can no more utilize the data;
  • Preventing routine access to the sufferer’s workstation;

Win32/Kryptik.GCPG

One of the most regular networks through which Win32/Kryptik.GCPG are injected are:

  • By means of phishing emails;
  • As an effect of customer winding up on a resource that organizes a destructive software application;

As quickly as the Trojan is successfully injected, it will either cipher the information on the sufferer’s computer or prevent the device from functioning in a proper fashion – while also positioning a ransom money note that mentions the demand for the targets to impact the settlement for the purpose of decrypting the records or restoring the data system back to the preliminary condition. In the majority of instances, the ransom note will certainly show up when the client reboots the COMPUTER after the system has already been damaged.

Win32/Kryptik.GCPG distribution channels.

In various edges of the globe, Win32/Kryptik.GCPG grows by jumps and also bounds. Nevertheless, the ransom money notes and also methods of extorting the ransom quantity might vary depending on particular local (local) settings. The ransom notes and techniques of obtaining the ransom amount might vary depending on particular local (local) settings.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software program.

    In certain areas, the Trojans typically wrongfully report having actually detected some unlicensed applications enabled on the sufferer’s device. The sharp after that requires the customer to pay the ransom.

    Faulty statements about prohibited web content.

    In nations where software piracy is much less preferred, this method is not as effective for the cyber frauds. Conversely, the Win32/Kryptik.GCPG popup alert may wrongly claim to be originating from a police establishment and will certainly report having situated youngster pornography or various other prohibited data on the gadget.

    Win32/Kryptik.GCPG popup alert might incorrectly declare to be obtaining from a regulation enforcement establishment and also will certainly report having situated kid porn or other unlawful information on the device. The alert will likewise have a need for the user to pay the ransom.

Technical details

File Info:

crc32: 1A1A4172
md5: 4da7a7edc872b8cc37c3b87fc557b703
name: 4DA7A7EDC872B8CC37C3B87FC557B703.mlw
sha1: e22e192f2cb008c83cd91660c645098f203c8a4b
sha256: 0c226a2c905f4c42a84ede138eb18a33d49773c895f0288980d06b446736d471
sha512: 2b375e3bd3b2d2634d34d99b2b6bfb47a906b3d5b8e2d22eeb76fe0d32fc5882c4bb70ae43b4b19d818e22b85f342a7062be5cabf8dadd947644ab859dbf431a
ssdeep: 6144:qYeVEwswz6ABjWCz22HmThbuAoh5UJl8MxHOKSF:pws+6AbiBThb6K8p
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2017, phpdummiess
FileVersion: 6.3.6.8
ProductVersion: 6.3.6.8
Translation: 0x0809 0x04b0

Win32/Kryptik.GCPG also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0052908c1 )
Elasticmalicious (high confidence)
DrWebTrojan.DownLoad4.926
CynetMalicious (score: 100)
CAT-QuickHealTrojan.Chapak.ZZ6
ALYacTrojan.BRMon.Gen.3
CylanceUnsafe
ZillyaTrojan.Zbot.Win32.205969
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojan:Win32/Gandcrab.cc2a2af1
K7GWTrojan ( 0052908c1 )
Cybereasonmalicious.dc872b
CyrenW32/S-c4eade96!Eldorado
SymantecPacked.Generic.525
ESET-NOD32a variant of Win32/Kryptik.GCPG
APEXMalicious
AvastWin32:Malware-gen
ClamAVWin.Trojan.Emotet-6438437-0
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderTrojan.BRMon.Gen.3
NANO-AntivirusTrojan.Win32.Androm.exlrdi
SUPERAntiSpywareTrojan.Agent/Gen-Kryptik
MicroWorld-eScanTrojan.BRMon.Gen.3
TencentTrojan.Win32.Gandcrypt.b
Ad-AwareTrojan.BRMon.Gen.3
SophosMal/Generic-R + Mal/Kryptik-BL
ComodoApplication.Win32.IStartSurf.PS@8c4m91
BitDefenderThetaGen:NN.ZexaF.34608.ru1@a0g71OeG
VIPRETrojan.Win32.Generic!BT
TrendMicroRansom_HPGANDCRAB.SMONT
McAfee-GW-EditionBehavesLike.Win32.Generic.dc
FireEyeGeneric.mg.4da7a7edc872b8cc
EmsisoftTrojan.BRMon.Gen.3 (B)
SentinelOneStatic AI – Malicious PE
AviraHEUR/AGEN.1126869
eGambitUnsafe.AI_Score_67%
Antiy-AVLTrojan[Banker]/Win32.NeutrinoPOS
MicrosoftTrojan:Win32/Gandcrab.GM!MTB
ArcabitTrojan.BRMon.Gen.3
AegisLabTrojan.Win32.Zbot.l!c
GDataTrojan.BRMon.Gen.3
TACHYONTrojan-Spy/W32.ZBot.285696.BK
AhnLab-V3Trojan/Win.MalPe.X2055
Acronissuspicious
McAfeePacked-ZG!4DA7A7EDC872
MAXmalware (ai score=96)
VBA32TrojanBanker.NeutrinoPOS
MalwarebytesRansom.GandCrab
PandaTrj/CI.A
TrendMicro-HouseCallRansom_HPGANDCRAB.SMONT
RisingRansom.GandCrab!1.B152 (CLASSIC)
IkarusTrojan.Crypt
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/GenKryptik.CPZI!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.43d

How to remove Win32/Kryptik.GCPG virus?

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.GCPG 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.GCPG 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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