Win32:LockScreen-WO [Trj]

What is Win32:LockScreen-WO [Trj] infection?

In this article you will find concerning the meaning of Win32:LockScreen-WO [Trj] and its unfavorable influence on your computer system. Such ransomware are a form of malware that is elaborated by on the internet frauds to require paying the ransom by a victim.

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Most of the instances, Win32:LockScreen-WO [Trj] ransomware will certainly instruct its sufferers to launch funds move for the purpose of neutralizing the modifications that the Trojan infection has introduced to the victim’s gadget.

Win32:LockScreen-WO [Trj] Summary

These adjustments 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.
  • 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.
  • Unconventionial binary language: Russian;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the sufferer’s hard disk drive — so the victim can no longer make use of the data;
  • Preventing regular access to the target’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-WO [Trj]

The most normal channels through which Win32:LockScreen-WO [Trj] are injected are:

  • By ways of phishing emails;
  • As a consequence of customer ending up on a resource that holds a harmful software program;

As quickly as the Trojan is effectively infused, it will either cipher the data on the victim’s computer or protect against the gadget from functioning in a proper fashion – while likewise positioning a ransom note that mentions the need for the victims to effect the payment for the objective of decrypting the documents or recovering the file system back to the initial problem. In many circumstances, the ransom money note will certainly come up when the customer restarts the PC after the system has already been damaged.

Win32:LockScreen-WO [Trj] circulation channels.

In various edges of the globe, Win32:LockScreen-WO [Trj] grows by jumps and also bounds. Nevertheless, the ransom notes and also tricks of extorting the ransom quantity might vary depending upon specific neighborhood (local) settings. The ransom notes and methods of obtaining the ransom amount may differ depending on certain neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software.

    In specific areas, the Trojans commonly wrongfully report having actually discovered some unlicensed applications enabled on the victim’s gadget. The alert after that demands the individual to pay the ransom money.

    Faulty declarations regarding illegal web content.

    In nations where software piracy is less popular, this approach is not as reliable for the cyber scams. Additionally, the Win32:LockScreen-WO [Trj] popup alert may falsely assert to be originating from a law enforcement institution and also will report having located child pornography or other illegal information on the device.

    Win32:LockScreen-WO [Trj] popup alert might falsely assert to be obtaining from a legislation enforcement establishment as well as will certainly report having located youngster pornography or other unlawful data on the device. The alert will likewise contain a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 8E7DC1D4
md5: 8b5777a9c4497fed1d9387d5070c6480
name: 8B5777A9C4497FED1D9387D5070C6480.mlw
sha1: 544a27b14213525b1e36d95bc34710f1cf07b875
sha256: 55eee40a997443bc22b43a6b818d38e6a8f01dfe62d8b73ef50e34109e82df49
sha512: 332d2cb6e85b23cc9e1b0388ea999f6af6f94450ca10f870361783ff86c911b2552cc4422fb018d0aef1c62a253e8197fd5f00cdcda8e4b1978d9af3059b6762
ssdeep: 1536:NL91Da0Dnp+ckFFcdswE6oGlesJ5/3AjwOPHQJ1ebcNpNDoc:NLDQckFydgPGl/j3y2sbcNpNDl
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2011
InternalName: mailope
FileVersion: 1, 0, 3, 1
OriginalFilename: mailope.exe
ProductVersion: 1, 0, 3, 1
Translation: 0x0419 0x04b0

Win32:LockScreen-WO [Trj] also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
DrWeb Trojan.Winlock.8128
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Urausy.C
ALYac Gen:Variant.Cerbu.73838
Cylance Unsafe
Zillya Trojan.LockScreen.Win32.8142
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Ransom:Win32/Urausy.1cd8ec6d
K7GW Trojan ( 0040f3c81 )
K7AntiVirus Trojan ( 0040f3c81 )
Cyren W32/FakeAlert.WR.gen!Eldorado
Symantec Trojan.Ransomlock.Q!g1
ESET-NOD32 Win32/LockScreen.APR
APEX Malicious
Avast Win32:LockScreen-WO [Trj]
ClamAV Win.Trojan.Generickdz-9753566-0
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Cerbu.73838
NANO-Antivirus Trojan.Win32.RiskGen.cqontg
ViRobot Trojan.Win32.Foreign.90112
SUPERAntiSpyware Trojan.Agent/Gen-FakeAlert
MicroWorld-eScan Gen:Variant.Cerbu.73838
Tencent Malware.Win32.Gencirc.10c87f2f
Ad-Aware Gen:Variant.Cerbu.73838
Sophos ML/PE-A + Troj/Agent-XLG
Comodo TrojWare.Win32.Rogue.APR@4wveuf
BitDefenderTheta Gen:NN.ZexaF.34628.fm0@a0LGi0fi
VIPRE Trojan.Win32.FakeAV.ka (v)
TrendMicro TROJ_FAKEAV.SMB5
McAfee-GW-Edition BehavesLike.Win32.Generic.mh
FireEye Generic.mg.8b5777a9c4497fed
Emsisoft Gen:Variant.Cerbu.73838 (B)
Jiangmin Trojan/Generic.avxit
Webroot W32.Rogue.Gen
Avira TR/Dropper.Gen7
eGambit Generic.Malware
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Ransom:Win32/Urausy.C
AegisLab Trojan.Win32.Generic.lJdd
GData Gen:Variant.Cerbu.73838
AhnLab-V3 Trojan/Win32.Kryptik.R63711
Acronis suspicious
McAfee Ransom-FBQX!8B5777A9C449
MAX malware (ai score=100)
VBA32 BScope.Trojan.Winlock
Malwarebytes Trojan.FakeAV
Panda Trj/Resdec.HEU
TrendMicro-HouseCall TROJ_FAKEAV.SMB5
Rising Ransom.Urausy!8.2B7 (CLOUD)
Yandex Trojan.GenAsa!lcerYpFrvYA
Ikarus Trojan.Win32.FakeAV
Fortinet W32/FakeAV.SE!tr
AVG Win32:LockScreen-WO [Trj]
Qihoo-360 Win32/Ransom.Urausy.HgIASQ0A

How to remove Win32:LockScreen-WO [Trj] virus?

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-WO [Trj] 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-WO [Trj] 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: https://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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