Win32/Kryptik.GJLH

What is Win32/Kryptik.GJLH infection?

In this short article you will discover about the interpretation of Win32/Kryptik.GJLH as well as its unfavorable impact on your computer. Such ransomware are a form of malware that is specified by online fraudulences to require paying the ransom money by a victim.

It is better to prevent, than repair and repent!

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Most of the cases, Win32/Kryptik.GJLH ransomware will advise its sufferers to initiate funds transfer for the function of neutralizing the changes that the Trojan infection has presented to the target’s gadget.

Win32/Kryptik.GJLH Summary

These modifications 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 with CreateRemoteThread in a remote process;
• 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.
• Mimics the system’s user agent string for its own requests;
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
• 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.

• Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
• Unconventionial language used in binary resources: Estonian;
• 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;
• Detects Sandboxie through the presence of a library;
• Detects the presence of Wine emulator via function name;
• 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 identify installed analysis tools by a known file location;
• Checks for the presence of known devices from debuggers and forensic tools;
• Detects the presence of Wine emulator via registry key;
• Detects Sandboxie using a known mutex;
• Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
• Creates a copy of itself;
• Checks for a known DeepFreeze Frozen State Mutex;
• Collects information to fingerprint the system. There are behavioral human characteristics that can be used to digitally identify a person to grant access to systems, devices, or data. Unlike passwords and verification codes, fingerprints are fundamental parts of user’s identities. Among the threats blocked on biometric data processing and storage systems is spyware, the malware used in phishing attacks (mostly spyware downloaders and droppers), ransomware, and Banking Trojans as posing the greatest danger.
• Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
• Ciphering the records located on the target’s hard disk drive — so the target can no more utilize the data;
• Preventing routine accessibility 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.

Similar behavior

Related domains

Win32/Kryptik.GJLH

The most typical networks whereby Win32/Kryptik.GJLH Ransomware Trojans are injected are:

• By methods of phishing emails;
• As a repercussion of individual ending up on a resource that holds a malicious software application;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s computer or avoid the tool from working in a proper way – while likewise positioning a ransom money note that points out the demand for the victims to impact the payment for the purpose of decrypting the files or bring back the data system back to the first problem. In the majority of instances, the ransom money note will show up when the client reboots the PC after the system has currently been harmed.

Win32/Kryptik.GJLH distribution channels.

In different edges of the globe, Win32/Kryptik.GJLH expands by leaps and bounds. Nevertheless, the ransom money notes and also techniques of extorting the ransom amount may vary depending upon certain neighborhood (regional) setups. The ransom money notes and also methods of extorting the ransom money amount might vary depending on certain neighborhood (regional) settings.

For instance:

Faulty signals about unlicensed software application.

In specific areas, the Trojans often wrongfully report having discovered some unlicensed applications allowed on the target’s device. The sharp after that requires the individual to pay the ransom money.

Faulty declarations concerning unlawful content.

In nations where software application piracy is much less prominent, this technique is not as efficient for the cyber frauds. Additionally, the Win32/Kryptik.GJLH popup alert may incorrectly assert to be originating from a law enforcement organization and will report having located kid pornography or various other prohibited data on the gadget.

Win32/Kryptik.GJLH popup alert might falsely assert to be deriving from a legislation enforcement institution and will certainly report having situated child porn or various other illegal information on the tool. The alert will likewise include a requirement for the user to pay the ransom.

Technical details

File Info:
crc32: 95604B42
md5: 4019b82ba693b862f492367240391b24
name: 4019B82BA693B862F492367240391B24.mlw
sha1: 76e14a9f1a2fba408fd582099efc23a4fa200d21
sha256: a96ba206cbe2bc4b0835d2adf5355674e8681e19f4113da34f2c804d8bebc257
sha512: df1e8286bd4bed4f448cc99ac87d59e3b4bce2b2bc01eaacdeeeff1121c207fda2dd3c2c5e2b9e7bb21155d5d947d4d1b99f0fb3609adb4ce6ebc256b8c7a5a0
ssdeep: 3072:faeCNqSzI59lZSFBM46O18VNwXtsAvKIuGx0/J:CfwZSoK18Lw9sAvKixg
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
FileVersion: 3.7.9

Win32/Kryptik.GJLH also known as:

How to remove Win32/Kryptik.GJLH 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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Download GridinSoft Anti-Malware.

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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.GJLH 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?

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

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