Win32/LockScreen.ACO

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

What is Win32/LockScreen.ACO infection?

In this article you will locate regarding the meaning of Win32/LockScreen.ACO and its adverse effect 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 cases, Win32/LockScreen.ACO infection will advise its targets to launch funds transfer for the objective of counteracting the modifications that the Trojan infection has presented to the victim’s gadget.

Win32/LockScreen.ACO Summary

These adjustments can be as complies with:

  • Unconventionial language used in binary resources: Russian;
  • Ciphering the files located on the victim’s hard disk — so the victim can no more use the data;
  • Preventing regular accessibility to the sufferer’s workstation;
Similar behavior
Related domains
z.whorecord.xyz W32/Ransom.F.gen!Eldorado
a.tomx.xyz W32/Ransom.F.gen!Eldorado

Win32/LockScreen.ACO

The most typical channels through which Win32/LockScreen.ACO are injected are:

  • By means of phishing e-mails;
  • As a repercussion of customer ending up on a source that hosts a malicious software program;

As quickly as the Trojan is efficiently infused, it will certainly either cipher the data on the sufferer’s computer or avoid the device from working in a correct way – while also placing a ransom note that states the demand for the sufferers to effect the repayment for the objective of decrypting the documents or recovering the data system back to the preliminary problem. In most instances, the ransom note will show up when the client reboots the PC after the system has actually already been harmed.

Win32/LockScreen.ACO distribution channels.

In numerous corners of the world, Win32/LockScreen.ACO expands by jumps as well as bounds. However, the ransom money notes and also techniques of extorting the ransom quantity may differ depending on certain regional (regional) setups. The ransom notes and also techniques of extorting the ransom money quantity might vary depending on specific regional (local) setups.

Ransomware injection

As an example:

    Faulty alerts about unlicensed software program.

    In certain areas, the Trojans typically wrongfully report having actually discovered some unlicensed applications allowed on the target’s device. The alert after that requires the individual to pay the ransom.

    Faulty statements regarding prohibited web content.

    In nations where software program piracy is much less popular, this technique is not as reliable for the cyber scams. Conversely, the Win32/LockScreen.ACO popup alert might falsely declare to be originating from a law enforcement organization as well as will report having situated youngster porn or other unlawful information on the tool.

    Win32/LockScreen.ACO popup alert may incorrectly claim to be deriving from a law enforcement organization and also will report having situated child porn or other prohibited data on the device. The alert will in a similar way include a demand for the user to pay the ransom money.

Technical details

File Info:

crc32: 7F9C8AC6
md5: 08a1c114de3773fb12a4dee797c34f4b
name: 08A1C114DE3773FB12A4DEE797C34F4B.mlw
sha1: 70592eb57e25ce3272dead4cecff2464bb592f9a
sha256: 94d8abd38a7c706c823547a7ee985b86d9908823e3db8ba261058bbb4fe13fba
sha512: 02c0a765af2d6b545c0b23dce2b74d5f7f35119a6bbb7bddfd94bc0b8ccfb6c20616fb69932601ceec17a970a63fdc406d9e5bee8ee0dbf001d89b191f098790
ssdeep: 768:ZEarlCIJQy90x4TirMa/mqKYhUzpKJBDN/3KnjEuhrR7TH9HhLMJPBk2YmiEDJS:ZEawIxM2yUzpKzDkd97zLw5kacbKx
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/LockScreen.ACO also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
DrWeb Trojan.Winlock.2956
Cynet Malicious (score: 100)
ALYac Gen:Variant.Graftor.23071
Cylance Unsafe
Zillya Trojan.HmBlocker.Win32.665
CrowdStrike win/malicious_confidence_80% (D)
Alibaba Trojan:Win32/LockScreen.87e6a9ac
Cybereason malicious.4de377
Cyren W32/Ransom.F.gen!Eldorado
Symantec Trojan.Ransomlock
ESET-NOD32 Win32/LockScreen.ACO
APEX Malicious
Avast Win32:LockScreen-DE [Trj]
Kaspersky HEUR:Trojan.Win32.Generic
BitDefender Gen:Variant.Graftor.23071
NANO-Antivirus Trojan.Win32.HmBlocker.cptvy
SUPERAntiSpyware Trojan.Agent/Gen-Ransom
MicroWorld-eScan Gen:Variant.Graftor.23071
Tencent Win32.Trojan.Lockscreen.Gvh
Ad-Aware Gen:Variant.Graftor.23071
Sophos Generic ML PUA (PUA)
Comodo TrojWare.Win32.Trojan.Ransom.~A@465pc3
BitDefenderTheta Gen:NN.ZexaF.34688.euW@aif3ijpk
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Generic.kh
FireEye Generic.mg.08a1c114de3773fb
Emsisoft Gen:Variant.Graftor.23071 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan/HmBlocker.se
Webroot W32.Malware.Gen
Avira TR/Fraud.Gen2
eGambit Unsafe.AI_Score_99%
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Bumat!rts
AegisLab Trojan.Win32.HmBlocker.lkxD
GData Gen:Variant.Graftor.23071
AhnLab-V3 Trojan/Win32.HmBlocker.R2657
McAfee Ransom-AB
MAX malware (ai score=100)
VBA32 SScope.Trojan.Winlock.14215
Panda Trj/Genetic.gen
Rising Trojan.Win32.Winlock.a (CLOUD)
Ikarus Trojan-Ransom.HmBlocker
Fortinet W32/Generic.AC.20ABF1!tr
AVG Win32:LockScreen-DE [Trj]

How to remove Win32/LockScreen.ACO 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.ACO 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.ACO 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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