Win32/LockScreen.BTK

Written by Robert Bailey

What is Win32/LockScreen.BTK infection?

In this short article you will certainly locate regarding the interpretation of Win32/LockScreen.BTK and also its negative effect on your computer system. Such ransomware are a type of malware that is elaborated by on the internet fraudulences to require paying the ransom by a sufferer.

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In the majority of the instances, Win32/LockScreen.BTK infection will advise its sufferers to launch funds transfer for the function of reducing the effects of the amendments that the Trojan infection has presented to the target’s device.

Win32/LockScreen.BTK Summary

These alterations can be as follows:

  • Detected script timer window indicative of sleep style evasion;
  • Reads data out of its own binary image;
  • Unconventionial language used in binary resources: Russian;
  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • Attempts to restart the guest VM;
  • Attempts to modify desktop wallpaper;
  • Installs itself for autorun at Windows startup;
  • Writes a potential ransom message to disk;
  • Creates a hidden or system file;
  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the records located on the target’s hard disk drive — so the sufferer can no longer make use of the data;
  • Preventing normal access to the sufferer’s workstation;

Related domains:

z.whorecord.xyz RDN/Ransom
a.tomx.xyz RDN/Ransom

Win32/LockScreen.BTK

The most regular networks through which Win32/LockScreen.BTK Ransomware are injected are:

  • By ways of phishing e-mails;
  • As a consequence of user winding up on a resource that hosts a malicious software program;

As quickly as the Trojan is successfully injected, it will either cipher the data on the target’s PC or stop the gadget from functioning in a correct way – while also putting a ransom note that states the demand for the targets to impact the payment for the function of decrypting the documents or restoring the data system back to the first problem. In the majority of circumstances, the ransom note will certainly show up when the customer restarts the PC after the system has already been damaged.

Win32/LockScreen.BTK distribution channels.

In various corners of the world, Win32/LockScreen.BTK grows by leaps as well as bounds. Nevertheless, the ransom money notes as well as tricks of extorting the ransom amount may differ depending upon specific neighborhood (regional) settings. The ransom notes and also techniques of obtaining the ransom money amount might differ depending on specific local (regional) setups.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software.

    In particular locations, the Trojans usually wrongfully report having actually discovered some unlicensed applications allowed on the target’s gadget. The alert after that requires the individual to pay the ransom money.

    Faulty declarations about prohibited web content.

    In countries where software application piracy is less preferred, this approach is not as reliable for the cyber scams. Additionally, the Win32/LockScreen.BTK popup alert might wrongly assert to be deriving from a police institution as well as will certainly report having situated kid pornography or various other prohibited information on the gadget.

    Win32/LockScreen.BTK popup alert might incorrectly assert to be deriving from a law enforcement organization and also will report having situated kid porn or other unlawful information on the device. The alert will in a similar way consist of a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 464BE845
md5: 09387dad1341f534ad51966168c0e4af
name: esp.exe
sha1: 39a58879b0327145f5eb94caa83227564b11abde
sha256: 01157c3e056d2040250598bc9b4aac8b4ad8b7f2c595381d320290dd79b8317d
sha512: 166f652850cd78f639ca7b3ae8a9baedb8769dd50acc42e73dc2f0fe58bedfb2c41582b5470772e0247288421a77f0b85319cb903e1e198dd7dd8e77c5cd6df9
ssdeep: 24576:sAT8QE+kNUwXIPg9i2PGb/tK8D2RvL2Jc8N9RI:sAI+uUwLOTtKO2RLBEI
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: vb
FileDescription: wifi hacker 1.00 Installation
FileVersion: 1.00
Comments:
CompanyName: vb
Translation: 0x0409 0x04e4

Win32/LockScreen.BTK also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.T8Anz29TTc.Worm
MicroWorld-eScan Trojan.GenericKD.33669893
FireEye Generic.mg.09387dad1341f534
Qihoo-360 Win32/Trojan.9ac
McAfee RDN/Ransom
Cylance Unsafe
Sangfor Malware
K7AntiVirus Adware ( 004cb71d1 )
Alibaba Trojan:Win32/Diztakun.c4e64d53
K7GW Adware ( 004cb71d1 )
Invincea heuristic
Symantec Trojan.Gen.2
TrendMicro-HouseCall Ransom.Win32.ONALOCKER.A
Avast Win32:Malware-gen
GData Trojan.GenericKD.33669893
Kaspersky Trojan.Win32.Diztakun.bpky
BitDefender Trojan.GenericKD.33669893
Paloalto generic.ml
ViRobot Trojan.Win32.S.CoronaLocker.884486
Tencent Win32.Trojan.Diztakun.Eom
Ad-Aware Trojan.GenericKD.33669893
Sophos Generic PUA AK (PUA)
Comodo Malware@#2plp3wzbee8u4
F-Secure Trojan:W32/Qhost.WE
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom.Win32.ONALOCKER.A
McAfee-GW-Edition RDN/Ransom
Trapmine malicious.moderate.ml.score
Emsisoft Trojan.GenericKD.33669893 (B)
Cyren W32/Trojan.LNAE-5239
Jiangmin Trojan.Diztakun.dol
Webroot W32.Trojan.Gen
Avira TR/Diztakun.fvtym
MAX malware (ai score=99)
Arcabit Trojan.Generic.D201C305
AegisLab Trojan.Win32.Generic.4!c
ZoneAlarm Trojan.Win32.Diztakun.bpky
AhnLab-V3 Trojan/Win32.Diztakun.C4063872
Acronis suspicious
VBA32 Trojan.Diztakun
ALYac Trojan.Ransom.ScreenLocker
Malwarebytes Ransom.Winlock
APEX Malicious
ESET-NOD32 Win32/LockScreen.BTK
Rising Trojan.LockScreen!8.1AF (TOPIS:E0:Ap4pLO5Ee0N)
SentinelOne DFI – Suspicious PE
eGambit Unsafe.AI_Score_100%
Fortinet W32/Generic_PUA_AK.BTK!tr
AVG Win32:Malware-gen
Panda Trj/CI.A
CrowdStrike win/malicious_confidence_100% (W)
MaxSecure Trojan-Ransom.Win32.Crypmod.zfq

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

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: http://gridinsoft.com/products/

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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