Win32/LockScreen.ATZ

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

What is Win32/LockScreen.ATZ infection?

In this short article you will certainly find about the definition of Win32/LockScreen.ATZ as well as its adverse effect on your computer system. Such ransomware are a kind of malware that is elaborated by on-line fraudulences to require paying the ransom by a sufferer.

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Most of the cases, Win32/LockScreen.ATZ ransomware will certainly instruct its sufferers to start funds transfer for the objective of counteracting the changes that the Trojan infection has introduced to the sufferer’s gadget.

Win32/LockScreen.ATZ Summary

These modifications can be as follows:

  • Anomalous binary characteristics;
  • Ciphering the papers located on the target’s hard disk — so the target can no more use the information;
  • Preventing regular accessibility to the sufferer’s workstation;

Win32/LockScreen.ATZ

One of the most common channels whereby Win32/LockScreen.ATZ are injected are:

  • By ways of phishing e-mails;
  • As a repercussion of customer winding up on a source that holds a malicious software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the victim’s computer or stop the device from working in a proper way – while likewise placing a ransom note that states the demand for the sufferers to effect the settlement for the objective of decrypting the documents or bring back the data system back to the initial problem. In many circumstances, the ransom money note will come up when the customer reboots the PC after the system has currently been damaged.

Win32/LockScreen.ATZ circulation channels.

In various corners of the world, Win32/LockScreen.ATZ grows by jumps as well as bounds. Nonetheless, the ransom notes and methods of extorting the ransom quantity might differ depending on particular regional (local) setups. The ransom notes as well as methods of extorting the ransom amount might differ depending on particular regional (regional) settings.

Ransomware injection

As an example:

    Faulty alerts regarding unlicensed software program.

    In particular locations, the Trojans commonly wrongfully report having actually discovered some unlicensed applications enabled on the target’s device. The sharp then demands the user to pay the ransom.

    Faulty statements concerning prohibited content.

    In countries where software application piracy is much less prominent, this method is not as effective for the cyber frauds. Alternatively, the Win32/LockScreen.ATZ popup alert may incorrectly declare to be deriving from a law enforcement institution and will report having situated child pornography or other illegal information on the device.

    Win32/LockScreen.ATZ popup alert may incorrectly declare to be deriving from a legislation enforcement establishment and will report having situated kid pornography or other prohibited data on the gadget. The alert will similarly have a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: 8100373C
md5: d21d8ea87829362c9c7e2b27a9c90bac
name: D21D8EA87829362C9C7E2B27A9C90BAC.mlw
sha1: 33ca74ff9badf8951095a414e120afbbf95521ab
sha256: 96ce9b8218c2fa05616a502b9adcd6265203861fb72bd58e39f240d8c968457b
sha512: 3c9bd5cdc5d3099170701f78eb7bac6133074be163ca66b3cb3ea605439b1ed05ea4dcefc5dad792a8fcc16bd4e4f9d5aace4d66a14ff989fd769ca6ef776582
ssdeep: 24576:7M3q4FxNTcsDWDAG6R9CYu8ZnxuZm6i/hlY0MLZDRJweuaWTSDnuW:A37Fg167n1/LiLOcWTSa
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/LockScreen.ATZ also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
DrWeb Trojan.AVKill.30965
Cynet Malicious (score: 100)
CAT-QuickHeal Ransom.Somhoveran.A8
ALYac Gen:Variant.Ulise.142903
Zillya Trojan.Gimemo.Win32.6133
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_80% (D)
Cybereason malicious.878293
Symantec SMG.Heur!gen
ESET-NOD32 Win32/LockScreen.ATZ
APEX Malicious
Avast Win32:LockScreen-AJA [Trj]
ClamAV Win.Ransomware.Gimemo-9847430-0
Kaspersky Trojan-Ransom.Win32.Gimemo.bcdt
BitDefender Gen:Variant.Ulise.142903
NANO-Antivirus Trojan.Win32.Gimemo.cqlzku
MicroWorld-eScan Gen:Variant.Ulise.142903
Tencent Malware.Win32.Gencirc.10b44de8
Ad-Aware Gen:Variant.Ulise.142903
Sophos Generic ML PUA (PUA)
TrendMicro Mal_LockScreen
McAfee-GW-Edition BehavesLike.Win32.Generic.th
FireEye Generic.mg.d21d8ea87829362c
Emsisoft Gen:Variant.Ulise.142903 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/Gimemo.gfa
eGambit Unsafe.AI_Score_100%
Antiy-AVL Trojan/Generic.ASMalwS.1CEAE2
Microsoft Ransom:Win32/Somhoveran.A
Arcabit Trojan.Ulise.D22E37
GData Gen:Variant.Ulise.142903
TACHYON Ransom/W32.DP-Gimemo.1544704
AhnLab-V3 Trojan/Win32.Gimemo.C670656
McAfee GenericRXEW-GE!D21D8EA87829
MAX malware (ai score=81)
VBA32 Hoax.Gimemo
Malwarebytes Trojan.Agent.RNS
TrendMicro-HouseCall Mal_LockScreen
Rising Trojan.Agent!1.9EDF (CLASSIC)
Fortinet W32/LockScreen.ATZ!tr
AVG Win32:LockScreen-AJA [Trj]

How to remove Win32/LockScreen.ATZ 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.ATZ 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.ATZ 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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