Win32/LockScreen.AUC

What is Win32/LockScreen.AUC infection?

In this article you will discover concerning the interpretation of Win32/LockScreen.AUC and also its negative impact on your computer system. Such ransomware are a kind of malware that is specified by on-line frauds to demand paying the ransom by a sufferer.

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In the majority of the cases, Win32/LockScreen.AUC infection will certainly advise its victims to launch funds move for the purpose of counteracting the modifications that the Trojan infection has presented to the target’s tool.

Win32/LockScreen.AUC Summary

These alterations 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.
• Injection (inter-process);
• Injection (Process Hollowing);
• 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: Chinese (Simplified);
• Uses Windows utilities for basic functionality;
• Executed a process and injected code into it, probably while unpacking;
• Attempts to stop active services;
• Creates a copy of itself;
• Ciphering the documents located on the victim’s hard disk — so the target can no longer use the information;
• Preventing routine accessibility to the victim’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/LockScreen.AUC

The most typical channels whereby Win32/LockScreen.AUC are infused are:

• By ways of phishing emails;
• As a consequence of individual winding up on a resource that organizes a destructive software;

As quickly as the Trojan is effectively infused, it will certainly either cipher the information on the target’s computer or avoid the gadget from operating in a proper manner – while also putting a ransom note that points out the demand for the victims to effect the settlement for the purpose of decrypting the documents or recovering the data system back to the preliminary problem. In the majority of circumstances, the ransom money note will show up when the customer restarts the PC after the system has actually already been harmed.

Win32/LockScreen.AUC circulation networks.

In various corners of the globe, Win32/LockScreen.AUC expands by jumps and also bounds. Nonetheless, the ransom notes and techniques of obtaining the ransom quantity might differ relying on certain local (regional) settings. The ransom money notes and also methods of extorting the ransom quantity may differ depending on particular local (regional) setups.

As an example:

Faulty signals about unlicensed software.

In particular areas, the Trojans commonly wrongfully report having spotted some unlicensed applications allowed on the victim’s tool. The sharp after that demands the user to pay the ransom money.

Faulty declarations regarding prohibited web content.

In countries where software program piracy is much less popular, this technique is not as effective for the cyber frauds. Conversely, the Win32/LockScreen.AUC popup alert might wrongly claim to be originating from a police establishment as well as will report having located kid porn or various other illegal information on the tool.

Win32/LockScreen.AUC popup alert may wrongly declare to be acquiring from a regulation enforcement organization and also will certainly report having situated child porn or other unlawful data on the device. The alert will similarly include a need for the customer to pay the ransom.

Technical details

File Info:
crc32: B13530D0
md5: af9a5d155f35f8ee9ebb14c746763d2e
name: AF9A5D155F35F8EE9EBB14C746763D2E.mlw
sha1: 58ac613651c010ed7006ff75c0d50833a04c58d9
sha256: 119cb04730953fbdd294f7d48f99e6f23539ea909c2ad5e8c828428f4141a803
sha512: 3b9e0550964490af900089700a7a163f4593a9d7e7165aee1a2f1c3c34f5ba7b5a299e8184710047dbddca0ed89224c6bee43dfe31e3e664499a82002033a742
ssdeep: 6144:CIVSi4iRDDGe6O/HqO4BmT5aC4ZuNfFRdRYNZjB:CIVC1XOfhnaQfLwjB
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: Copyright ? 2013
InternalName: S4
FileVersion: 1, 0, 0, 1
CompanyName:  
PrivateBuild: 
LegalTrademarks: 
Comments: 
ProductName:   S4
SpecialBuild: 
ProductVersion: 1, 0, 0, 1
FileDescription: S4
OriginalFilename: S4.exe
Translation: 0x0413 0x04b0

Win32/LockScreen.AUC also known as:

How to remove Win32/LockScreen.AUC 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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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.

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/LockScreen.AUC 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/LockScreen.AUC you can always ask me in the comments for getting help.

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