Win32/Kryptik.GHCJ

What is Win32/Kryptik.GHCJ infection?

In this post you will find about the definition of Win32/Kryptik.GHCJ as well as its adverse effect on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet frauds to require paying the ransom by a target.

In the majority of the situations, Win32/Kryptik.GHCJ ransomware will advise its targets to initiate funds move for the purpose of reducing the effects of the changes that the Trojan infection has actually presented to the sufferer’s device.

Win32/Kryptik.GHCJ 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.
• 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;
• 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!
• 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 disk drive — so the target can no more make use of the data;
• Preventing regular accessibility to the victim’s workstation;

Win32/Kryptik.GHCJ

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

• By ways of phishing e-mails;
• As an effect of customer ending up on a source that organizes a malicious software application;

As quickly as the Trojan is successfully injected, it will either cipher the information on the victim’s computer or prevent the gadget from functioning in an appropriate way – while also placing a ransom note that discusses the need for the victims to effect the payment for the purpose of decrypting the documents or bring back the file system back to the preliminary problem. In most instances, the ransom note will come up when the customer restarts the COMPUTER after the system has actually currently been harmed.

Win32/Kryptik.GHCJ circulation networks.

In numerous corners of the globe, Win32/Kryptik.GHCJ grows by jumps as well as bounds. Nevertheless, the ransom notes as well as tricks of extorting the ransom money amount may vary depending on particular regional (local) settings. The ransom money notes and also techniques of extorting the ransom money amount might vary depending on particular regional (regional) setups.

For example:

Faulty informs regarding unlicensed software application.

In certain locations, the Trojans commonly wrongfully report having detected some unlicensed applications made it possible for on the victim’s device. The alert then demands the user to pay the ransom.

Faulty declarations about unlawful content.

In countries where software program piracy is less preferred, this approach is not as reliable for the cyber fraudulences. Alternatively, the Win32/Kryptik.GHCJ popup alert might falsely declare to be stemming from a police organization as well as will report having situated youngster pornography or various other prohibited data on the device.

Win32/Kryptik.GHCJ popup alert might falsely declare to be deriving from a legislation enforcement establishment as well as will report having located kid porn or various other prohibited data on the tool. The alert will likewise have a need for the user to pay the ransom money.

Technical details

File Info:
crc32: D7AC5584md5: 22503b451a916c37d41e41f0b321fa9dname: 22503B451A916C37D41E41F0B321FA9D.mlwsha1: e150f8fa24664f5a4a3682711b0ab48ee6453b80sha256: 7ed16bac93198204c3a4315e3ed411f9a5deb6fc4d0bb0110a7e6735132499f3sha512: 13198426d845d92d4d19115501f3c79ed96abb3f9bd9027c45e8520f86fed569054d6340e1ca9447267578cd1085c6de0dbb6d5a82df258a925fb48471fdf136ssdeep: 3072:+JzyTPNQ0tGbghMQ7eqUFDSOM5SepHehtJN/8EawZTIWNPek7jnC80gP8jVZL6:+pyTHGHFenSepH0tf/h5TIWNPeuL8jV4type: PE32 executable (GUI) Intel 80386, for MS Windows
Version Info:
0: [No Data]

Win32/Kryptik.GHCJ also known as:

GridinSoft	Trojan.Ransom.Gen
Bkav	W32.AIDetect.malware1
Elastic	malicious (high confidence)
DrWeb	Trojan.Encoder.24384
Cynet	Malicious (score: 100)
CAT-QuickHeal	Trojan.Cloxer.A06
ALYac	Trojan.Ransom.GandCrab.Gen.2
Cylance	Unsafe
Zillya	Trojan.Chapak.Win32.4259
Sangfor	Trojan.Win32.Save.a
CrowdStrike	win/malicious_confidence_100% (D)
K7GW	Riskware ( 0040eff71 )
K7AntiVirus	Riskware ( 0040eff71 )
Cyren	W32/S-94c882be!Eldorado
Symantec	Packed.Generic.525
ESET-NOD32	a variant of Win32/Kryptik.GHCJ
APEX	Malicious
Avast	FileRepMalware
ClamAV	Win.Packer.Crypter-6539596-1
Kaspersky	HEUR:Trojan.Win32.Generic
BitDefender	Trojan.Ransom.GandCrab.Gen.2
NANO-Antivirus	Trojan.Win32.Encoder.fcqnwg
ViRobot	Trojan.Win32.GandCrab.Gen.A
SUPERAntiSpyware
MicroWorld-eScan	Trojan.Ransom.GandCrab.Gen.2
Tencent	Malware.Win32.Gencirc.10b5481e
Ad-Aware	Trojan.Ransom.GandCrab.Gen.2
Sophos	Mal/Generic-R + Mal/Agent-AUL
Comodo	TrojWare.Win32.Magniber.FGH@7nyazg
BitDefenderTheta	Gen:NN.ZexaF.34628.lyX@a0lCSgpi
VIPRE	BehavesLike.Win32.Malware (v)
TrendMicro	Ransom.Win32.GANDCRAB.SMLA.hp
McAfee-GW-Edition	BehavesLike.Win32.Generic.cc
FireEye	Generic.mg.22503b451a916c37
Emsisoft	Trojan.Ransom.GandCrab.Gen.2 (B)
SentinelOne	Static AI – Malicious PE
Jiangmin	TrojanDownloader.Upatre.ajgq
Avira	TR/Dropper.Gen
eGambit	Unsafe.AI_Score_95%
Microsoft	Ransom:Win32/Gandcrab.D!MTB
Arcabit	Trojan.Ransom.GandCrab.Gen.2
AegisLab	Trojan.Win32.GandCrypt.j!c
GData	Trojan.Ransom.GandCrab.Gen.2
TACHYON	Ransom/W32.GandCrab
AhnLab-V3	Win-Trojan/Gandcrab.Exp
Acronis	suspicious
McAfee	Trojan-FPQB!22503B451A91
MAX	malware (ai score=98)
VBA32	BScope.Trojan.Encoder
Malwarebytes	Trojan.MalPack
Panda	Trj/Genetic.gen
TrendMicro-HouseCall	Ransom.Win32.GANDCRAB.SMLA.hp
Rising	Ransom.GandCrypt!8.F33E (CLOUD)
Yandex	Trojan.GenAsa!I+1Yy6a7ONg
Ikarus	Trojan.Crypt
MaxSecure	Ransomeware.CRAB.gen
Fortinet	W32/GenKryptik.DWPH!tr
AVG	FileRepMalware
Qihoo-360	Win32/Ransom.GandCrab.HwoCEpsA

How to remove Win32/Kryptik.GHCJ ransomware?

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft">².

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Download GridinSoft Anti-Malware

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.

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.

Press “Install” button.

Once installed, Anti-Malware will automatically run.

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Win32/Kryptik.GHCJ 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.

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.

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 Anti-Malware

If the guide doesn’t help you to remove Win32/Kryptik.GHCJ you can always ask me in the comments for getting help.

References

1. GridinSoft Anti-Malware Review from HowToFix site:
2. More information about GridinSoft products: