MSIL/LockScreen.S

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

What is MSIL/LockScreen.S infection?

In this article you will locate regarding the interpretation of MSIL/LockScreen.S and also its unfavorable effect on your computer. Such ransomware are a type of malware that is elaborated by online fraudulences to require paying the ransom money by a victim.

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In the majority of the cases, MSIL/LockScreen.S ransomware will instruct its sufferers to start funds transfer for the purpose of neutralizing the modifications that the Trojan infection has actually presented to the sufferer’s tool.

MSIL/LockScreen.S Summary

These modifications can be as follows:

  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the records found on the sufferer’s hard drive — so the sufferer can no more use the information;
  • Preventing normal access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

MSIL/LockScreen.S

The most regular channels whereby MSIL/LockScreen.S Ransomware are infused are:

  • By ways of phishing emails;
  • As a repercussion of customer ending up on a source that organizes a destructive software;

As quickly as the Trojan is effectively injected, it will either cipher the information on the victim’s computer or stop the tool from functioning in a proper fashion – while additionally positioning a ransom note that mentions the need for the targets to effect the payment for the purpose of decrypting the files or recovering the file system back to the preliminary condition. In many circumstances, the ransom note will turn up when the customer reboots the PC after the system has already been damaged.

MSIL/LockScreen.S distribution channels.

In various edges of the world, MSIL/LockScreen.S grows by jumps and bounds. However, the ransom notes and also techniques of extorting the ransom money quantity may vary depending on particular local (local) settings. The ransom money notes and also techniques of obtaining the ransom amount might vary depending on particular regional (regional) setups.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software application.

    In particular locations, the Trojans often wrongfully report having detected some unlicensed applications allowed on the target’s gadget. The sharp then demands the individual to pay the ransom.

    Faulty statements about unlawful material.

    In nations where software piracy is less prominent, this technique is not as effective for the cyber scams. Alternatively, the MSIL/LockScreen.S popup alert may falsely assert to be stemming from a police institution and also will certainly report having located kid pornography or other unlawful data on the gadget.

    MSIL/LockScreen.S popup alert might falsely declare to be acquiring from a regulation enforcement institution as well as will certainly report having situated child porn or various other unlawful data on the device. The alert will in a similar way have a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: C1EB54CD
md5: 644756d109bdab718def7c5d400b30b3
name: 644756D109BDAB718DEF7C5D400B30B3.mlw
sha1: fc670b8b41259864d7971506793ff9e670e63e79
sha256: 8ab80c4b7f758d43a092e256e4dd964452a45812af93f977ba5d8f26d0a675e9
sha512: 2e43ab9bf845c456eaf6269864b2a2ea041330c3fbdc4480c03c88b742a8520fc3c0b098ef4ed1c10a95aad308dcaca314d132fe6b2e9f40a74a628d17f67c52
ssdeep: 384:OLJBlqKIbI9SE0lzolfCyRyKDLmLNCLfZ/tAfLhLj6Hh/z:1CqWPyN+HUVj6Hh/z
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 *x41fx438x442x435x440-Company* 2012
Assembly Version: 1.0.0.0
InternalName: WindowsFormsApplication13.exe
FileVersion: 1.0.0.0
CompanyName: *x41fx438x442x435x440-Company*
ProductName: WindowsFormsApplication13
ProductVersion: 1.0.0.0
FileDescription: WindowsFormsApplication13
OriginalFilename: WindowsFormsApplication13.exe

MSIL/LockScreen.S also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 00521bf71 )
DrWebTrojan.KillProc.16371
CynetMalicious (score: 85)
CylanceUnsafe
ZillyaTrojan.Blocker.Win32.1268
SangforTrojan.Win32.Save.a
AlibabaTrojan:MSIL/LockScreen.51617012
K7GWTrojan ( 00521bf71 )
SymantecTrojan.Gen.2
ESET-NOD32a variant of MSIL/LockScreen.S
APEXMalicious
AvastWin32:Malware-gen
KasperskyHEUR:Trojan.Win32.Generic
NANO-AntivirusTrojan.Win32.KillProc.ewngpp
TencentWin32.Trojan.Generic.Wmst
ComodoMalware@#erasnllxpr5
BitDefenderThetaGen:NN.ZemsilF.34608.am0@aKlrvjn
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionArtemis!Trojan
AviraTR/LockScreen.hglxx
MicrosoftTrojan:Win32/Tiggre!rfn
AegisLabTrojan.Win32.Generic.4!c
McAfeeArtemis!644756D109BD
MAXmalware (ai score=96)
RisingTrojan.Generic!8.C3 (CLOUD)
YandexTrojan.Agent!VNmxAi4oQq0
IkarusTrojan.MSIL.LockScreen
FortinetW32/Blocker.BA!tr
AVGWin32:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win32/Ransom.PornoBlocker.HgIASOUA

How to remove MSIL/LockScreen.S ransomware?

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 MSIL/LockScreen.S 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:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove MSIL/LockScreen.S 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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