Win32/LockScreen.ACX

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

What is Win32/LockScreen.ACX infection?

In this post you will discover concerning the meaning of Win32/LockScreen.ACX and also its unfavorable effect on your computer. Such ransomware are a type of malware that is clarified by on-line scams to demand paying the ransom by a victim.

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In the majority of the instances, Win32/LockScreen.ACX virus will instruct its targets to start funds move for the objective of reducing the effects of the modifications that the Trojan infection has actually presented to the sufferer’s device.

Win32/LockScreen.ACX Summary

These modifications can be as follows:

  • Creates RWX memory;
  • Unconventionial language used in binary resources: Russian;
  • Sniffs keystrokes;
  • Installs itself for autorun at Windows startup;
  • Network activity detected but not expressed in API logs;
  • Creates a copy of itself;
  • Anomalous binary characteristics;
  • Ciphering the files located on the sufferer’s hard disk — so the victim can no longer utilize the data;
  • Preventing normal access to the target’s workstation;

Win32/LockScreen.ACX

The most common networks where Win32/LockScreen.ACX are injected are:

  • By means of phishing e-mails;
  • As an effect of user winding up on a resource that holds a malicious software program;

As quickly as the Trojan is successfully injected, it will either cipher the information on the sufferer’s PC or protect against the gadget from working in an appropriate way – while also positioning a ransom note that points out the demand for the sufferers to impact the settlement for the function of decrypting the records or bring back the documents system back to the first condition. In many circumstances, the ransom note will turn up when the customer reboots the PC after the system has actually already been harmed.

Win32/LockScreen.ACX distribution channels.

In different edges of the globe, Win32/LockScreen.ACX expands by leaps and bounds. Nevertheless, the ransom notes and methods of extorting the ransom quantity may differ depending on certain neighborhood (regional) settings. The ransom notes as well as tricks of obtaining the ransom money amount might differ depending on certain neighborhood (local) settings.

Ransomware injection

For instance:

    Faulty signals about unlicensed software application.

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

    Faulty statements about unlawful content.

    In countries where software program piracy is much less popular, this technique is not as effective for the cyber scams. Conversely, the Win32/LockScreen.ACX popup alert may wrongly assert to be stemming from a police institution and will report having located youngster porn or other unlawful information on the tool.

    Win32/LockScreen.ACX popup alert might wrongly declare to be acquiring from a law enforcement organization and also will report having situated child porn or various other prohibited data on the gadget. The alert will likewise contain a need for the user to pay the ransom.

Technical details

File Info:

crc32: 53F2CBA8
md5: 99818ba9389d29e78b75d8a35ab08383
name: 99818BA9389D29E78B75D8A35AB08383.mlw
sha1: ee7900cf24ad005ee5148895e5ac95c33131871d
sha256: 3696289ecf031906db182fde244d6f1004ad765eb7fb3606f088ab3c5a9c7a69
sha512: 96feae8884d72cf144ff0326c153b5e07cea7f9fbabb5c68f126e04d145f3ea3deaa3192e939eb0cc7880ac8c2897ab612e05324af69276221ed836f12747637
ssdeep: 12288:3Tkl/8BFfg2ffSkr0duHJCFBO2ZZOZvyX:j0/8HVfatyJFa0
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/LockScreen.ACX also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware2
K7AntiVirusTrojan ( 7000000f1 )
LionicTrojan.Win32.PornoAsset.lr4z
CynetMalicious (score: 100)
ALYacGen:Variant.Jacard.147823
CylanceUnsafe
ZillyaTrojan.LockScreen.Win32.8439
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaRansom:Win32/LockScreen.a949188b
K7GWTrojan ( 7000000f1 )
Cybereasonmalicious.9389d2
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/LockScreen.ACX
APEXMalicious
AvastWin32:LockScreen-DD [Trj]
KasperskyUDS:Trojan.Win32.Generic
BitDefenderGen:Variant.Jacard.147823
NANO-AntivirusTrojan.Win32.Gimemo.ditjj
MicroWorld-eScanGen:Variant.Jacard.147823
TencentWin32.Trojan.Lockscreen.Huyz
Ad-AwareGen:Variant.Jacard.147823
SophosMal/Generic-S
ComodoMalware@#1zby5lyav2ej3
BitDefenderThetaAI:Packer.20162D3B19
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionGenericR-HMT!99818BA9389D
FireEyeGeneric.mg.99818ba9389d29e7
EmsisoftGen:Variant.Jacard.147823 (B)
JiangminTrojan/Gimemo.h
eGambitGeneric.Malware
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftRansom:Win32/LockScreen.BW
GDataGen:Variant.Jacard.147823
McAfeeGenericR-HMT!99818BA9389D
MAXmalware (ai score=100)
VBA32BScope.TrojanRansom.Gimemo
PandaTrj/CI.A
RisingTrojan.Generic@ML.99 (RDMK:NWYSJHJOvUnYzcfHk+67kg)
YandexTrojan.LockScreen!urZ8IjMJ2d8
IkarusTrojan-Ransom.Agent
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/Banker.TOA!tr
AVGWin32:LockScreen-DD [Trj]
Paloaltogeneric.ml

How to remove Win32/LockScreen.ACX ransomware?

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.ACX 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.ACX 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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