Win32/LockScreen.AFA

What is Win32/LockScreen.AFA infection?

In this post you will locate regarding the definition of Win32/LockScreen.AFA as well as its unfavorable impact on your computer. Such ransomware are a form of malware that is specified by on-line scams to require paying the ransom money by a victim.

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In the majority of the instances, Win32/LockScreen.AFA ransomware will certainly instruct its targets to start funds transfer for the purpose of counteracting the changes that the Trojan infection has introduced to the target’s gadget.

Win32/LockScreen.AFA 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.
• 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.
• Possible date expiration check, exits too soon after checking local time;
• A process created a hidden window;
• Performs some HTTP requests;
• Uses Windows utilities for basic functionality;
• Attempts to restart the guest VM;
• Crashed cuckoomon during analysis. Report this error to the Github repo.;
• 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
• Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
• 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 — so the victim can no more utilize the information;
• Preventing regular accessibility to the victim’s workstation;

Similar behavior

Related domains

Win32/LockScreen.AFA

The most normal channels through which Win32/LockScreen.AFA Ransomware are injected are:

• By ways of phishing emails;
• As a consequence of user ending up on a resource that hosts a harmful software;

As quickly as the Trojan is successfully infused, it will certainly either cipher the data on the sufferer’s PC or stop the device from operating in a proper manner – while additionally positioning a ransom note that mentions the demand for the victims to effect the repayment for the purpose of decrypting the files or restoring the documents system back to the initial condition. In most circumstances, the ransom note will come up when the client reboots the COMPUTER after the system has already been harmed.

Win32/LockScreen.AFA distribution channels.

In different corners of the globe, Win32/LockScreen.AFA grows by leaps and also bounds. However, the ransom notes and tricks of obtaining the ransom quantity may vary depending on particular local (local) setups. The ransom money notes as well as techniques of obtaining the ransom money amount may differ depending on specific local (regional) setups.

As an example:

Faulty informs about unlicensed software application.

In particular locations, the Trojans usually wrongfully report having actually detected some unlicensed applications made it possible for on the sufferer’s tool. The sharp then demands the customer to pay the ransom money.

Faulty statements about prohibited content.

In nations where software application piracy is less popular, this approach is not as effective for the cyber frauds. Alternatively, the Win32/LockScreen.AFA popup alert may incorrectly claim to be stemming from a police institution and also will certainly report having situated kid pornography or other prohibited data on the gadget.

Win32/LockScreen.AFA popup alert may incorrectly declare to be deriving from a legislation enforcement establishment and also will certainly report having located youngster pornography or various other prohibited information on the device. The alert will similarly consist of a need for the customer to pay the ransom money.

Technical details

File Info:
crc32: 4E26200F
md5: 101a082460dc3c34f1cbc8a4e503ab4f
name: 101A082460DC3C34F1CBC8A4E503AB4F.mlw
sha1: 1abc1b8ab75fa3463260036f4e0968764286c1f2
sha256: 4b13aa2bec475775354ed0a697c7e41b579d98b20ce57dafe8612e87996ad248
sha512: 066de742bbeec5486b5ad3998f62e1e25e62282166e676a48e0e7283c368ff325727de981d4444864c998dbfea543fdee86a4b4f06d0093fa1921efe9771ca93
ssdeep: 6144:OXkSEpAh3/HI6qGqyInpCxwep495V+DB:O/E8qyInOmQDB
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
LegalCopyright: Copyright (c) 2011
InternalName: Mystic
FileVersion: 2.0
CompanyName: x41ex41ex41e x417x430x43ax440x438x43fx442x443x439
ProductName: The space invader corp.
ProductVersion: 2.0))
FileDescription: Mystic compressor
OriginalFilename: Mystic
Translation: 0x0409 0x04b0

Win32/LockScreen.AFA also known as:

How to remove Win32/LockScreen.AFA 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.

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

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