Written by Robert Bailey

What is Win32/LockScreen.BTV infection?

In this post you will certainly find regarding the interpretation of Win32/LockScreen.BTV as well as its negative effect on your computer system. Such ransomware are a form of malware that is elaborated by on the internet scams to demand paying the ransom money by a sufferer.

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Most of the situations, Win32/LockScreen.BTV infection will instruct its targets to initiate funds move for the purpose of counteracting the modifications that the Trojan infection has actually presented to the target’s tool.

Win32/LockScreen.BTV Summary

These modifications can be as adheres to:

  • Unconventionial language used in binary resources: Korean;
  • Anomalous binary characteristics;
  • Ciphering the papers found on the victim’s disk drive — so the target can no longer make use of the data;
  • Preventing routine access to the victim’s workstation;


One of the most normal channels whereby Win32/LockScreen.BTV Trojans are infused are:

  • By means of phishing e-mails;
  • As an effect of individual ending up on a resource that holds a harmful software;

As quickly as the Trojan is effectively infused, it will certainly either cipher the information on the victim’s PC or avoid the gadget from functioning in a correct manner – while likewise positioning a ransom note that mentions the requirement for the targets to impact the settlement for the function of decrypting the documents or restoring the file system back to the preliminary condition. In the majority of circumstances, the ransom money note will certainly show up when the client restarts the COMPUTER after the system has already been harmed.

Win32/LockScreen.BTV circulation networks.

In numerous corners of the world, Win32/LockScreen.BTV grows by jumps and bounds. However, the ransom money notes as well as techniques of obtaining the ransom money amount may vary depending on certain local (regional) setups. The ransom notes as well as methods of obtaining the ransom amount may vary depending on particular neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty notifies concerning unlicensed software.

    In certain areas, the Trojans commonly wrongfully report having actually detected some unlicensed applications allowed on the sufferer’s device. The alert then requires the individual to pay the ransom.

    Faulty declarations regarding unlawful content.

    In countries where software application piracy is much less prominent, this approach is not as efficient for the cyber fraudulences. Conversely, the Win32/LockScreen.BTV popup alert may incorrectly claim to be originating from a police institution as well as will report having located youngster pornography or other illegal data on the device.

    Win32/LockScreen.BTV popup alert might incorrectly assert to be deriving from a regulation enforcement organization as well as will certainly report having situated child porn or other illegal information on the device. The alert will in a similar way have a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: 045276A1
md5: 4a77f9b197257c535c542657ebe1f73f
name: 4A77F9B197257C535C542657EBE1F73F.mlw
sha1: 8d24ab3af541199729db0915ef99edf4f83854ca
sha256: 776729386c5a8cece01bf50c2c491f72b486e86b91b78894ae6be0bade10a2c9
sha512: 78bd8625a089545525dd2de5b2d20a2858909f0733697899068c516271a7f941a9a67fc5feca54c57a27b961c1f5bf576c8dde5cfb163472fa8aad5f7b508595
ssdeep: 3072:HPrmL2MtWOwI0Iydvxf1F6dqu5qsL/WO+XiB9ub631cgf/V2ItD3u:HPKLntWOwI+x9U9DLuuB9MxaV2g
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: (c) DRGEM. All rights reserved.
InternalName: Register.exe
CompanyName: DRGEM
ProductName: SCLocker
FileDescription: SCLocker Register
OriginalFilename: Register.exe
Translation: 0x0409 0x04e4

Win32/LockScreen.BTV also known as:

GridinSoft Trojan.Ransom.Gen
ALYac Trojan.GenericKD.37545006
Alibaba Trojan:Win32/LockScreen.669c865b
ESET-NOD32 a variant of Win32/LockScreen.BTV
APEX Malicious
Avast Win32:Trojan-gen
BitDefender Trojan.GenericKD.37545006
MicroWorld-eScan Trojan.GenericKD.37545006
Tencent Win32.Trojan.Lockscreen.Pegd
Ad-Aware Trojan.GenericKD.37545006
Sophos Mal/Generic-S
FireEye Trojan.GenericKD.37545006
Emsisoft Trojan.GenericKD.37545006 (B)
GData Win32.Trojan-Ransom.Filecoder.5VEHZK@gen
McAfee Artemis!4A77F9B19725
MAX malware (ai score=87)
Ikarus Trojan.Win32.LockScreen
Fortinet W32/LockScreen.BTV!tr
AVG Win32:Trojan-gen

How to remove Win32/LockScreen.BTV ransomware?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

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/LockScreen.BTV 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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Full version of GridinSoft Anti-Malware

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

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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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