Written by Robert Bailey

What is Ransom:Win32/LockedFile.G!MSR infection?

In this article you will locate regarding the definition of Ransom:Win32/LockedFile.G!MSR and also its unfavorable impact on your computer system. Such ransomware are a type of malware that is clarified by on the internet frauds to require paying the ransom 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 cases, Ransom:Win32/LockedFile.G!MSR infection will advise its targets to start funds transfer for the function of counteracting the modifications that the Trojan infection has presented to the sufferer’s device.

Ransom:Win32/LockedFile.G!MSR Summary

These alterations can be as complies with:

  • Possible date expiration check, exits too soon after checking local time;
  • A process attempted to delay the analysis task.;
  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • Executed a very long command line or script command which may be indicative of chained commands or obfuscation;
  • Uses Windows utilities for basic functionality;
  • Attempts to delete volume shadow copies;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Installs itself for autorun at Windows startup. There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup. Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Creates a copy of itself;
  • Uses suspicious command line tools or Windows utilities;
  • Ciphering the files found on the sufferer’s hard drive — so the victim can no longer utilize the data;
  • 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.


The most regular channels whereby Ransom:Win32/LockedFile.G!MSR Ransomware Trojans are injected are:

  • By means of phishing emails;
  • As a consequence of user winding up on a resource that hosts a destructive software program;

As quickly as the Trojan is successfully injected, it will either cipher the data on the target’s computer or avoid the device from functioning in an appropriate manner – while additionally positioning a ransom money note that discusses the need for the victims to effect the settlement for the objective of decrypting the records or recovering the file system back to the preliminary problem. In a lot of instances, the ransom money note will certainly turn up when the customer restarts the COMPUTER after the system has actually currently been damaged.

Ransom:Win32/LockedFile.G!MSR circulation channels.

In numerous corners of the globe, Ransom:Win32/LockedFile.G!MSR grows by jumps and bounds. Nevertheless, the ransom money notes as well as techniques of obtaining the ransom money amount might differ relying on specific regional (local) setups. The ransom money notes as well as methods of extorting the ransom money quantity might differ depending on specific regional (regional) setups.

Ransomware injection

For example:

    Faulty informs concerning unlicensed software program.

    In particular locations, the Trojans usually wrongfully report having actually discovered some unlicensed applications allowed on the target’s tool. The alert then requires the individual to pay the ransom.

    Faulty statements regarding illegal material.

    In countries where software program piracy is less popular, this approach is not as efficient for the cyber frauds. Conversely, the Ransom:Win32/LockedFile.G!MSR popup alert may falsely assert to be deriving from a police organization and will certainly report having situated youngster pornography or various other unlawful data on the gadget.

    Ransom:Win32/LockedFile.G!MSR popup alert might incorrectly claim to be deriving from a regulation enforcement institution and also will report having located youngster pornography or other unlawful information on the device. The alert will similarly have a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 6D2B6107
md5: 88c66ce45f812349387271e05235d656
name: 88C66CE45F812349387271E05235D656.mlw
sha1: b9f2139683d06fcf06db30686e617fcfacfa04d5
sha256: 690c50ba25d962f9a984c5e62418677890612bb947259cf83e042e0c1770c103
sha512: 437577b42b1ed20150dceb9ef209387b2beb37a1e815a59b3c235c4aa106c00d6b3c39ade36436f7a76ac559280a9152cd4a64c4bfb17b54bdb11414c8a73783
ssdeep: 12288:yVvSVgdwIIWRtc1Ef6jvsr+1GnovArJR5e3nR0cMPB2OqaqSmczO2:emyIWRtgUq1GCArJR5e3n6cMPBnqaBV
type: PE32 executable (console) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Ransom:Win32/LockedFile.G!MSR also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 00520f0e1 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.15084
Cynet Malicious (score: 100)
ALYac Trojan.Ransom.Matrix
Cylance Unsafe
Zillya Trojan.Generic.Win32.357647
Sangfor Ransom.Win32.LockedFile.G!MSR
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Ransom:Win32/LockedFile.6507948d
K7GW Trojan ( 00520f0e1 )
Cybereason malicious.45f812
Baidu Win32.Trojan.Ransom.d
Symantec Ransom.Matrix!g1
ESET-NOD32 a variant of Win32/Filecoder.LockedFile.D
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Ransomware.Matrix-6502602-0
Kaspersky HEUR:Trojan-Ransom.Win32.Generic
BitDefender Generic.Ransom.Matrix.B40AED06
NANO-Antivirus Trojan.Win32.Matrix.eyzien
ViRobot Trojan.Win32.Metrix.932864
MicroWorld-eScan Generic.Ransom.Matrix.B40AED06
Tencent Malware.Win32.Gencirc.11492862
Ad-Aware Generic.Ransom.Matrix.B40AED06
Sophos Mal/Generic-R + Troj/Matrix-I
Comodo Malware@#1308bro8aov82
BitDefenderTheta AI:Packer.D678EC7521
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_MATRIX.THEAEAH
McAfee-GW-Edition BehavesLike.Win32.Infected.dh
FireEye Generic.mg.88c66ce45f812349
Emsisoft Generic.Ransom.Matrix.B40AED06 (B)
Jiangmin Trojan.Generic.chave
Webroot W32.Trojan.Gen
Avira HEUR/AGEN.1115040
eGambit Unsafe.AI_Score_100%
Microsoft Ransom:Win32/LockedFile.G!MSR
Arcabit Generic.Ransom.Matrix.B40AED06
AegisLab Trojan.Win32.Generic.4!c
GData Win32.Trojan-Ransom.Matrix.A
AhnLab-V3 Trojan/Win32.Matrixran.R234829
McAfee Ransom-Matrix.a
MAX malware (ai score=98)
VBA32 TrojanRansom.Matrix
Malwarebytes Malware.AI.326768017
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_MATRIX.THEAEAH
Rising Ransom.Generic!8.E315 (CLOUD)
Yandex Trojan.GenAsa!ZMxpGOCUEoI
Ikarus Trojan-Ransom.Matrix
MaxSecure Trojan.Malware.10307848.susgen
Fortinet W32/Matrix.2FFD!tr.ransom
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/Trojan.Ransom.793

How to remove Ransom:Win32/LockedFile.G!MSR 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 Ransom:Win32/LockedFile.G!MSR 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 Ransom:Win32/LockedFile.G!MSR you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

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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