Win32/LockScreen.BLO

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Win32/LockScreen.BLO infection?

In this article you will locate regarding the definition of Win32/LockScreen.BLO as well as its adverse influence on your computer system. Such ransomware are a type of malware that is clarified by online frauds to require paying the ransom money by a sufferer.

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In the majority of the situations, Win32/LockScreen.BLO infection will advise its targets to initiate funds move for the function of reducing the effects of the changes that the Trojan infection has actually introduced to the target’s gadget.

Win32/LockScreen.BLO Summary

These adjustments can be as adheres to:

  • Repeatedly searches for a not-found process, may want to run with startbrowser=1 option;
  • Unconventionial binary language: Chinese (Simplified);
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Ciphering the records found on the victim’s hard disk — so the target can no longer make use of the data;
  • Preventing normal accessibility to the sufferer’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.BLO

One of the most typical channels through which Win32/LockScreen.BLO Ransomware are infused are:

  • By methods of phishing emails;
  • As a repercussion of customer winding up on a resource that hosts a malicious software application;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the information on the target’s PC or protect against the device from working in a correct way – while also positioning a ransom money note that discusses the requirement for the victims to effect the payment for the function of decrypting the documents or restoring the file system back to the first problem. In the majority of circumstances, the ransom note will come up when the customer restarts the PC after the system has currently been damaged.

Win32/LockScreen.BLO circulation networks.

In various edges of the world, Win32/LockScreen.BLO grows by leaps as well as bounds. However, the ransom notes and also tricks of obtaining the ransom money amount might vary depending on particular local (local) setups. The ransom money notes and also methods of extorting the ransom money amount might differ depending on specific neighborhood (regional) settings.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software.

    In certain locations, the Trojans frequently wrongfully report having actually detected some unlicensed applications made it possible for on the sufferer’s tool. The alert then requires the individual to pay the ransom.

    Faulty statements regarding prohibited material.

    In nations where software program piracy is less popular, this method is not as efficient for the cyber scams. Alternatively, the Win32/LockScreen.BLO popup alert may wrongly assert to be originating from a law enforcement institution and also will certainly report having located child pornography or various other prohibited information on the tool.

    Win32/LockScreen.BLO popup alert might falsely assert to be deriving from a law enforcement institution as well as will report having located kid pornography or various other illegal information on the device. The alert will similarly include a requirement for the customer to pay the ransom money.

Technical details

File Info:

crc32: 330192AA
md5: ce4ae7c0e478b9292884386fe9467144
name: CE4AE7C0E478B9292884386FE9467144.mlw
sha1: 73fbfbca7c5563177c1abde247104035201dce7e
sha256: 329c070b72c4ad89def4179070667edcecc174291f533e821ae1ddd761d59cdb
sha512: 1706cc64977ba15fc568dd67244ee9cf2f34ec00e30085325539d81263c88580948ff40804736e2cc5792b4c368a945c33dea38ffa91ed229e66148252965f1d
ssdeep: 6144:rqsvwuu8CLBp9Rod/0L/pltFUAWCjEYKf7SfuBLCTE1CdKb17xk1iGxgCMzL:rqsvwumY0L/plIAWCjEYKDSfuBgCftx
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: x7f51x8d5ax9879x76eex62dbx5546 QQ:857447441
FileVersion: 1.0.0.0
CompanyName: x6613x8bedx8a00x7a0bx5e8f
Comments: x672cx7a0bx5e8fx4f7fx7528x6613x8bedx8a00x7f16x5199(http://www.eyuyan.com)
ProductName: x7535x5546x8054x76df
ProductVersion: 1.0.0.0
FileDescription: x6613x8bedx8a00x7a0bx5e8f
Translation: 0x0804 0x04b0

Win32/LockScreen.BLO also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
CylanceUnsafe
CrowdStrikewin/malicious_confidence_80% (W)
Cybereasonmalicious.a7c556
CyrenW32/Trojan.CLL.gen!Eldorado
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/LockScreen.BLO
APEXMalicious
AvastWin32:Evo-gen [Susp]
TencentWin32.Trojan.Bp-ransomware.Ejqz
SophosGeneric ML PUA (PUA)
ComodoMalware@#39htljlo3725x
BitDefenderThetaGen:NN.ZexaF.34678.wmKfaiSWG6ab
McAfee-GW-EditionBehavesLike.Win32.MultiDropper.fc
FireEyeGeneric.mg.ce4ae7c0e478b929
SentinelOneStatic AI – Malicious PE
JiangminHeur:Adware/Clicker
MicrosoftProgram:Win32/Wacapew.C!ml
GDataWin32.Application.PUPStudio.A
McAfeeArtemis!CE4AE7C0E478
VBA32BScope.Trojan.Gotango
MalwarebytesMalware.Heuristic.1003
RisingMalware.Heuristic!ET#90% (RDMK:cmRtazoLTPddhquUzRugOAdgmeX9)
YandexTrojan.GenAsa!LRlhSZQI8m0
IkarusPUA.FlyStudio
MaxSecureDropper.Dinwod.frindll
FortinetRiskware/FlyStudio
AVGWin32:Evo-gen [Susp]
Paloaltogeneric.ml
Qihoo-360Generic/Heur.Generic.HwsBEpsA

How to remove Win32/LockScreen.BLO 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.BLO 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.BLO 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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