Written by Robert Bailey

What is MSIL/LockScreen.GY infection?

In this short article you will certainly discover regarding the definition of MSIL/LockScreen.GY as well as its negative influence on your computer system. Such ransomware are a form of malware that is specified by on-line fraudulences to require paying the ransom money by a target.

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When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
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Most of the instances, MSIL/LockScreen.GY infection will certainly instruct its targets to start funds transfer for the function of reducing the effects of the amendments that the Trojan infection has actually introduced to the sufferer’s gadget.

MSIL/LockScreen.GY Summary

These modifications can be as follows:

  • The binary likely contains encrypted or compressed data.;
  • Network activity detected but not expressed in API logs;
  • Ciphering the documents located on the target’s disk drive — so the victim can no more use the data;
  • Preventing routine access to the target’s workstation;


One of the most normal channels where MSIL/LockScreen.GY Trojans are infused are:

  • By ways of phishing emails;
  • As an effect of individual ending up on a resource that hosts a destructive software program;

As quickly as the Trojan is efficiently injected, it will certainly either cipher the information on the target’s computer or prevent the gadget from functioning in a proper manner – while also placing a ransom money note that states the requirement for the victims to impact the repayment for the objective of decrypting the records or recovering the file system back to the initial condition. In the majority of circumstances, the ransom note will certainly turn up when the customer reboots the PC after the system has already been damaged.

MSIL/LockScreen.GY circulation networks.

In different edges of the globe, MSIL/LockScreen.GY grows by leaps and also bounds. However, the ransom money notes and tricks of obtaining the ransom money quantity might vary relying on specific local (local) setups. The ransom notes as well as methods of extorting the ransom amount might vary depending on particular regional (local) settings.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In specific areas, the Trojans commonly wrongfully report having actually identified some unlicensed applications allowed on the sufferer’s device. The sharp after that demands the customer to pay the ransom.

    Faulty declarations concerning prohibited content.

    In countries where software program piracy is less prominent, this method is not as efficient for the cyber fraudulences. Additionally, the MSIL/LockScreen.GY popup alert may incorrectly declare to be deriving from a law enforcement institution as well as will report having located youngster pornography or other unlawful data on the gadget.

    MSIL/LockScreen.GY popup alert may incorrectly assert to be obtaining from a regulation enforcement establishment and also will certainly report having located kid pornography or other unlawful information on the gadget. The alert will in a similar way consist of a requirement for the user to pay the ransom money.

Technical details

File Info:

crc32: CA16FDC2
md5: 6ff0e269f4c5cb54aa1f6e5b79fd528b
name: 6FF0E269F4C5CB54AA1F6E5B79FD528B.mlw
sha1: ba87bea09ef7c7cf391efd426f88c8aa727f2687
sha256: b745497e768809384763aa25f1d4ccd5c72bf8ad5155324cce247192092e7458
sha512: 9959931a6994c221d8403675ce107045b562e944226ea3d74ef9c30aee77dca08e95800ec2dc168995816788c69e1f805378cea9d987a28f2a3e7f97330abbb9
ssdeep: 24576:T5logUrkf5EvTdSbDmqoqNp4hwP04F5b:TXorhmmQOuPtF5b
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2013
Assembly Version:
InternalName: Cheat.exe
ProductName: Cheat
FileDescription: Cheat
OriginalFilename: Cheat.exe

MSIL/LockScreen.GY also known as:

GridinSoft Trojan.Ransom.Gen
Lionic Trojan.Win32.Blocker.j!c
DrWeb Trojan.KillProc.29149
Cynet Malicious (score: 99)
ALYac Gen:Variant.MSILPerseus.217415
Cylance Unsafe
Cybereason malicious.9f4c5c
Symantec Trojan.FakeAV
ESET-NOD32 a variant of MSIL/LockScreen.GY
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan-Ransom.Win32.Blocker.cjoo
BitDefender Gen:Variant.MSILPerseus.217415
NANO-Antivirus Trojan.Win32.Blocker.cvmade
MicroWorld-eScan Gen:Variant.MSILPerseus.217415
Ad-Aware Gen:Variant.MSILPerseus.217415
Sophos Mal/Generic-S
Comodo Malware@#287p4eqn76ib1
BitDefenderTheta Gen:NN.ZemsilF.34790.3m0@amn2yWl
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition GenericRXOL-NR!6FF0E269F4C5
FireEye Gen:Variant.MSILPerseus.217415
Emsisoft Gen:Variant.MSILPerseus.217415 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan/Blocker.gow
Webroot W32.Malware.Heur
Avira HEUR/AGEN.1130174
Antiy-AVL Trojan/Generic.ASMalwS.4BB1F5
Kingsoft Win32.Troj.Undef.(kcloud)
Microsoft Trojan:Win32/Wacatac.B!ml
GData Gen:Variant.MSILPerseus.217415
McAfee GenericRXOL-NR!6FF0E269F4C5
MAX malware (ai score=88)
VBA32 Hoax.Blocker
Panda Trj/CI.A
Yandex Trojan.Blocker!oTstx3e+LFs
Ikarus Trojan.MSIL.LockScreen
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Blocker.CJOO!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.Blocker.HgAASR0A

How to remove MSIL/LockScreen.GY virus?

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.GY 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.GY you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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