Written by Robert Bailey

What is MSIL/Riskware.GameTool.F infection?

In this short article you will certainly locate concerning the meaning of MSIL/Riskware.GameTool.F and also its negative effect on your computer system. Such ransomware are a type of malware that is specified by online scams to demand paying the ransom by a sufferer.

GridinSoft Anti-Malware Review

It is better to prevent, than repair and repent!

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.
GridinSoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | GridinSoft

In the majority of the situations, MSIL/Riskware.GameTool.F ransomware will certainly instruct its sufferers to initiate funds transfer for the objective of counteracting the changes that the Trojan infection has introduced to the sufferer’s gadget.

MSIL/Riskware.GameTool.F Summary

These adjustments can be as adheres to:

  • Creates RWX memory. There is a security trick with memory regions that allows an attacker to fill a buffer with a shellcode and then execute it. Filling a buffer with shellcode isn’t a big deal, it’s just data. The problem arises when the attacker is able to control the instruction pointer (EIP), usually by corrupting a function’s stack frame using a stack-based buffer overflow, and then changing the flow of execution by assigning this pointer to the address of the shellcode.
  • 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.
  • 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
  • Ciphering the files situated on the target’s hard drive — so the victim can no more use the data;
  • Preventing normal accessibility to the victim’s workstation;


One of the most typical networks whereby MSIL/Riskware.GameTool.F Ransomware are injected are:

  • By means of phishing emails;
  • As a consequence of user ending up on a resource that organizes a harmful software application;

As soon as the Trojan is effectively infused, it will certainly either cipher the data on the sufferer’s computer or prevent the device from operating in a correct way – while likewise placing a ransom note that points out the demand for the victims to impact the settlement for the purpose of decrypting the documents or restoring the file system back to the initial problem. In the majority of circumstances, the ransom note will certainly turn up when the customer restarts the COMPUTER after the system has already been harmed.

MSIL/Riskware.GameTool.F circulation networks.

In various corners of the world, MSIL/Riskware.GameTool.F grows by jumps and bounds. Nonetheless, the ransom money notes as well as tricks of obtaining the ransom money quantity may differ depending on specific regional (local) settings. The ransom notes and also methods of extorting the ransom money quantity might vary depending on certain regional (regional) setups.

Ransomware injection

For instance:

    Faulty alerts concerning unlicensed software.

    In specific locations, the Trojans frequently wrongfully report having discovered some unlicensed applications allowed on the victim’s gadget. The alert after that demands the individual to pay the ransom money.

    Faulty statements concerning illegal web content.

    In countries where software piracy is less popular, this approach is not as effective for the cyber scams. Conversely, the MSIL/Riskware.GameTool.F popup alert may falsely assert to be stemming from a law enforcement organization as well as will report having located kid pornography or other unlawful information on the tool.

    MSIL/Riskware.GameTool.F popup alert might falsely assert to be obtaining from a legislation enforcement establishment as well as will report having located child porn or various other prohibited data on the gadget. The alert will in a similar way have a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: F8A330DD
md5: 37f7379af4426cfac3b06b65c9c58a13
name: 37F7379AF4426CFAC3B06B65C9C58A13.mlw
sha1: 7dd5cccd636d676b8245a6cdc370436d2edce531
sha256: e519a408b7cdd8d319671a6b3e9b515ffbebf45cb28ce272547516733d0333d0
sha512: afe686f9665daf23c07e1ceb488ce3c63b85fb256d33f74de79db321013fbdadf7a864b1fda0b904ec4b581dba5a2cc194ccc0ea6a1b691f7b6e62b769f1007a
ssdeep: 1536:K9UEtXr0hFBKexYTMUD9dRqTjG/0OxkkV1gx+7iBkO6ESmooNmIaSIt4h:K9/tbwFRY0w0iZV1O+7iBZpSmooNmIs
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 Microsoft 2014
Assembly Version:
InternalName: hl.exe
CompanyName: Microsoft
ProductName: hl
FileDescription: hl
OriginalFilename: hl.exe

MSIL/Riskware.GameTool.F also known as:

GridinSoft Trojan.Ransom.Gen
CAT-QuickHeal Trojan.AgentFC.S13562553
ALYac Gen:Variant.Ransom.294
Alibaba RiskWare:MSIL/Virut.bc53da00
Cybereason malicious.af4426
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of MSIL/Riskware.GameTool.F
APEX Malicious
Avast FileRepMetagen [Malware]
BitDefender Gen:Variant.Ransom.294
MicroWorld-eScan Gen:Variant.Ransom.294
Ad-Aware Gen:Variant.Ransom.294
BitDefenderTheta Gen:NN.ZemsilF.34690.gm0@ays@lEf
McAfee-GW-Edition Artemis!Virus
Emsisoft Gen:Variant.Ransom.294 (B)
SentinelOne Static AI – Malicious PE
Microsoft Backdoor:Win32/Bladabindi!ml
Arcabit Trojan.Ransom.294
AegisLab Trojan.Win32.Generic.4!c
GData Gen:Variant.Ransom.294
McAfee Artemis!37F7379AF442
MAX malware (ai score=88)
Rising Malware.Heuristic!ET#92% (CLOUD)
Ikarus Virus.Win32.Virut
AVG FileRepMetagen [Malware]

How to remove MSIL/Riskware.GameTool.F 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/Riskware.GameTool.F 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/Riskware.GameTool.F you can always ask me in the comments for getting help.

User Review
0 (0 votes)
Comments Rating 0 (0 reviews)


  1. GridinSoft Anti-Malware Review from HowToFix site:
  2. More information about GridinSoft products:

About the author

Robert Bailey

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

Leave a Reply


This site uses Akismet to reduce spam. Learn how your comment data is processed.