Win32/LockScreen.ARH

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

What is Win32/LockScreen.ARH infection?

In this article you will certainly locate regarding the meaning of Win32/LockScreen.ARH and its adverse effect on your computer. Such ransomware are a form of malware that is specified by on-line frauds to require paying the ransom by a sufferer.

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Most of the cases, Win32/LockScreen.ARH infection will advise its victims to start funds transfer for the purpose of counteracting the changes that the Trojan infection has introduced to the target’s tool.

Win32/LockScreen.ARH Summary

These alterations can be as adheres to:

  • Creates RWX memory;
  • A process attempted to delay the analysis task.;
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data.;
  • The executable is compressed using UPX;
  • Network activity detected but not expressed in API logs;
  • Collects information to fingerprint the system;
  • Anomalous binary characteristics;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files located on the victim’s hard drive — so the sufferer can no longer utilize the information;
  • Preventing routine accessibility to the target’s workstation;

Win32/LockScreen.ARH

The most normal networks whereby Win32/LockScreen.ARH Ransomware Trojans are infused are:

  • By ways of phishing e-mails;
  • As a consequence of customer winding up on a resource that holds a harmful software application;

As soon as the Trojan is efficiently infused, it will either cipher the information on the sufferer’s computer or protect against the device from functioning in a correct manner – while additionally placing a ransom money note that discusses the requirement for the sufferers to effect the settlement for the objective of decrypting the documents or bring back the documents system back to the preliminary problem. In a lot of circumstances, the ransom note will turn up when the client reboots the COMPUTER after the system has already been damaged.

Win32/LockScreen.ARH distribution channels.

In various edges of the world, Win32/LockScreen.ARH grows by leaps and bounds. Nevertheless, the ransom money notes and techniques of obtaining the ransom money quantity may vary depending on certain regional (local) settings. The ransom notes and techniques of extorting the ransom quantity may differ depending on specific regional (local) settings.

Ransomware injection

For example:

    Faulty notifies concerning unlicensed software program.

    In specific locations, the Trojans typically wrongfully report having actually identified some unlicensed applications enabled on the target’s tool. The sharp then requires the customer to pay the ransom.

    Faulty declarations regarding unlawful web content.

    In countries where software program piracy is less popular, this technique is not as efficient for the cyber fraudulences. Conversely, the Win32/LockScreen.ARH popup alert might falsely claim to be deriving from a law enforcement institution and also will certainly report having situated child pornography or other prohibited data on the gadget.

    Win32/LockScreen.ARH popup alert might falsely claim to be obtaining from a law enforcement organization and also will report having located youngster pornography or other unlawful information on the tool. The alert will similarly include a demand for the user to pay the ransom.

Technical details

File Info:

crc32: 051E8FA1
md5: e4cf46f2544bce8cd226da68eee19c33
name: E4CF46F2544BCE8CD226DA68EEE19C33.mlw
sha1: 81a779b262e142c15f6761f789d838565dcb57e2
sha256: 3cd78093a9e8e0d3440ca254a2a3d64bd0298bd86e84c1b66895deec59ab9704
sha512: 6efd26dddcec7f30636c66efad594120bbcf3a9b0bff292c3570e3f989cb9ce7872f0ca3dc244218e43c510aa8f0154bda1a6dec752fdad993bde37543edf0c4
ssdeep: 3072:qLcpPBxCg3VuwTVvQl0eC3e9V0LMoPEX3SM6/GOAosgwbECvjNRd2b:q4ZSyQlku9M+X3SBxCHd2b
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/LockScreen.ARH also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
K7AntiVirus Trojan ( 0055e39b1 )
DrWeb Trojan.KillProc.22494
Cynet Malicious (score: 100)
ALYac Gen:Trojan.Heur.SFC.jmGfa0afJXjcb
Cylance Unsafe
Zillya Trojan.Vilsel.Win32.30888
K7GW Trojan ( 0055e39b1 )
Cybereason malicious.2544bc
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/LockScreen.ARH
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan.Win32.Vilsel.bqje
BitDefender Gen:Trojan.Heur.SFC.jmGfa0afJXjcb
NANO-Antivirus Trojan.Win32.Vilsel.bkvivt
MicroWorld-eScan Gen:Trojan.Heur.SFC.jmGfa0afJXjcb
Tencent Win32.Trojan.Vilsel.diqx
Ad-Aware Gen:Trojan.Heur.SFC.jmGfa0afJXjcb
Sophos Mal/Generic-R + Mal/FakeAV-L
Comodo Malware@#2gc03kp1iayed
BitDefenderTheta AI:Packer.2928AD2F21
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Trojan.cc
FireEye Gen:Trojan.Heur.SFC.jmGfa0afJXjcb
Emsisoft Gen:Trojan.Heur.SFC.jmGfa0afJXjcb (B)
eGambit Unsafe.AI_Score_100%
Antiy-AVL Trojan/Generic.ASMalwS.872613
Kingsoft Win32.Troj.Vilsel.bq.(kcloud)
Microsoft Trojan:Win32/Wacatac.B!ml
ZoneAlarm Trojan.Win32.Vilsel.bqje
GData Gen:Trojan.Heur.SFC.jmGfa0afJXjcb
McAfee Artemis!E4CF46F2544B
MAX malware (ai score=88)
VBA32 Trojan-Ransom.Winlock.gen
Panda Trj/CI.A
Yandex Trojan.Vilsel!A1Qpuk3PcAs
Ikarus Trojan.Win32.Vilsel
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/LockScreen.APR!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Trojan.d89

How to remove Win32/LockScreen.ARH virus?

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.ARH 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.ARH 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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