What is MSIL/Agent.VY infection?

In this post you will certainly discover about the meaning of MSIL/Agent.VY as well as its adverse effect on your computer system. Such ransomware are a kind of malware that is specified by online scams to require paying the ransom by a victim.

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In the majority of the situations, MSIL/Agent.VY infection will certainly instruct its targets to launch funds transfer for the purpose of reducing the effects of the modifications that the Trojan infection has presented to the target’s gadget.

MSIL/Agent.VY Summary

These alterations can be as complies with:

  • 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.
  • Ciphering the files found on the sufferer’s hard disk drive — so the victim can no more make use of the information;
  • Preventing routine 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.


One of the most typical networks whereby MSIL/Agent.VY Ransomware are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a consequence of customer winding up on a resource that hosts a malicious software;

As quickly as the Trojan is effectively infused, it will either cipher the information on the victim’s PC or stop the tool from operating in an appropriate way – while additionally putting a ransom money note that states the need for the victims to effect the payment for the purpose of decrypting the papers or bring back the data system back to the first problem. In most circumstances, the ransom note will certainly turn up when the customer reboots the PC after the system has already been damaged.

MSIL/Agent.VY circulation networks.

In different edges of the globe, MSIL/Agent.VY grows by jumps and bounds. However, the ransom money notes and tricks of obtaining the ransom quantity might vary depending upon particular regional (local) settings. The ransom money notes as well as techniques of obtaining the ransom quantity might vary depending on certain local (regional) setups.

Ransomware injection

For instance:

    Faulty informs regarding unlicensed software.

    In specific areas, the Trojans frequently wrongfully report having actually detected some unlicensed applications allowed on the sufferer’s tool. The alert then demands the customer to pay the ransom money.

    Faulty declarations about illegal material.

    In countries where software application piracy is less preferred, this approach is not as reliable for the cyber fraudulences. Additionally, the MSIL/Agent.VY popup alert may incorrectly declare to be deriving from a police organization as well as will report having situated child pornography or various other unlawful information on the device.

    MSIL/Agent.VY popup alert may falsely claim to be deriving from a regulation enforcement establishment and will certainly report having located youngster pornography or various other illegal information on the device. The alert will likewise include a demand for the customer to pay the ransom.

Technical details

File Info:

crc32: 1434BEB3
md5: 5771cb6535d7e516e546fcbf70a8ea32
name: 5771CB6535D7E516E546FCBF70A8EA32.mlw
sha1: 8efe62627abe8f34ac385075c5abd9d8a89e8a8f
sha256: c77343f157b5afa9d3e90867aeea640cede8fd58b56ff7fce874387d0b01c1e8
sha512: 4d65b9d40495c6b71e148d267c488394e620d9b8c74dcea95aaf235bf9c2b1ab3130b15565ac96739e561804aa29a268bb60d377559c83740987bb02d5a81760
ssdeep: 384:e4DI0xOAZZyU7nBCymM0j/XfW3JH9O7ilp6NaUkBq0posm4GjvgiSazh:zDI0tyzM0zkfO6YiSbDJF
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
Assembly Version:
InternalName: Client.exe
FileDescription: Client
OriginalFilename: Client.exe

MSIL/Agent.VY also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0056d6841 )
Elastic malicious (high confidence)
DrWeb BackDoor.Bladabindi.1702
Cynet Malicious (score: 100)
ALYac Gen:Variant.MSILPerseus.124151
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
K7GW Trojan ( 0056d6841 )
Cybereason malicious.535d7e
Cyren W32/Trojan.SW.gen!Eldorado
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/Agent.VY
APEX Malicious
Avast MSIL:Downloader-LX [Trj]
Kaspersky HEUR:Trojan-Ransom.MSIL.Blocker.gen
BitDefender Gen:Variant.MSILPerseus.124151
MicroWorld-eScan Gen:Variant.MSILPerseus.124151
Ad-Aware Gen:Variant.MSILPerseus.124151
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZemsilF.34670.bm0@aCflVzl
TrendMicro Ransom_Blocker.R014C0WCH21
McAfee-GW-Edition BehavesLike.Win32.Trojan.nm
Emsisoft Gen:Variant.MSILPerseus.124151 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Trojan.MSIL.mxte
eGambit Unsafe.AI_Score_99%
Microsoft Trojan:Win32/Wacatac.B!ml
Arcabit Trojan.MSILPerseus.D1E4F7
ZoneAlarm HEUR:Trojan-Ransom.MSIL.Blocker.gen
GData Gen:Variant.MSILPerseus.124151
AhnLab-V3 Trojan/Win32.RL_Generic.C4213680
McAfee RDN/Ransom
MAX malware (ai score=83)
Malwarebytes Backdoor.Bot.MSIL
TrendMicro-HouseCall Ransom_Blocker.R014C0WCH21
Rising Worm.Agent!8.25 (TFE:C:WAdJHBmk0sV)
Ikarus Trojan.ILCrypt
Fortinet MSIL/Agent.YW!tr
AVG MSIL:Downloader-LX [Trj]
Qihoo-360 Win32/Ransom.Blocker.HwMAXnsA

How to remove MSIL/Agent.VY 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 MSIL/Agent.VY 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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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove MSIL/Agent.VY 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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