MSIL/Agent.RVQ

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

What is MSIL/Agent.RVQ infection?

In this post you will certainly find concerning the interpretation of MSIL/Agent.RVQ as well as its adverse influence on your computer system. Such ransomware are a kind of malware that is elaborated by on-line frauds to require paying the ransom by a target.

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In the majority of the cases, MSIL/Agent.RVQ infection will instruct its targets to initiate funds move for the objective of neutralizing the amendments that the Trojan infection has actually presented to the target’s gadget.

MSIL/Agent.RVQ Summary

These modifications can be as follows:

  • Executable code extraction. Cybercriminals often use binary packers to hinder the malicious code from reverse-engineered by malware analysts. A packer is a tool that compresses, encrypts, and modifies a malicious file’s format. Sometimes packers can be used for legitimate ends, for example, to protect a program against cracking or copying.
  • 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.
  • Reads data out of its own binary image. The trick that allows the malware to read data out of your computer’s memory.

    Everything you run, type, or click on your computer goes through the memory. This includes passwords, bank account numbers, emails, and other confidential information. With this vulnerability, there is the potential for a malicious program to read that data.

  • Unconventionial language used in binary resources: Russian;
  • Uses Windows utilities for basic functionality;
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers found on the sufferer’s hard disk drive — so the victim can no longer use 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.
Similar behavior
Related domains
z.whorecord.xyz Trojan-Ransom.Win32.Crypmod.zfq
a.tomx.xyz Trojan-Ransom.Win32.Crypmod.zfq
www.bing.com Trojan-Ransom.Win32.Crypmod.zfq

MSIL/Agent.RVQ

The most common networks through which MSIL/Agent.RVQ are injected are:

  • By ways of phishing emails;
  • As an effect of user ending up on a source that holds a malicious software application;

As soon as the Trojan is efficiently injected, it will either cipher the data on the sufferer’s computer or prevent the gadget from operating in a correct fashion – while likewise putting a ransom money note that discusses the need for the targets to impact the settlement for the purpose of decrypting the papers or restoring the documents system back to the preliminary problem. In most circumstances, the ransom money note will certainly show up when the customer reboots the COMPUTER after the system has already been harmed.

MSIL/Agent.RVQ distribution channels.

In numerous edges of the globe, MSIL/Agent.RVQ grows by jumps and also bounds. However, the ransom money notes as well as tricks of extorting the ransom amount may vary depending upon specific neighborhood (local) setups. The ransom notes and also techniques of obtaining the ransom amount may vary depending on particular local (regional) setups.

Ransomware injection

For instance:

    Faulty alerts about unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having found some unlicensed applications enabled on the sufferer’s gadget. The sharp then demands the user to pay the ransom money.

    Faulty statements about prohibited web content.

    In nations where software application piracy is much less preferred, this technique is not as reliable for the cyber scams. Conversely, the MSIL/Agent.RVQ popup alert might falsely assert to be deriving from a law enforcement organization and also will report having situated youngster pornography or various other unlawful data on the tool.

    MSIL/Agent.RVQ popup alert might wrongly claim to be obtaining from a regulation enforcement establishment and will report having situated kid pornography or other prohibited data on the gadget. The alert will similarly include a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 94881E7E
md5: 07f21e85dca97127a857d04485c490a5
name: tvint1_1_setup.exe
sha1: fd5f0f8cd5756fa348a43984b11e2b1be1b42e92
sha256: dea9e0a230af7b50ca21e4ec8c16618a6b572c07387ab1916e75f9bdf860de0d
sha512: a328b334749a7383582c7b9b846e45ead90aa6e3f99a37c98ad37d48740b0cad5e5df2b5e84b6e06459d13797af939894f23870ab3fa9e103567c6db628d656b
ssdeep: 393216:ZyPqrZtnV056Beb5xTU1JEycDR1VY31TUG1GO:ntnumJEbdYFTUa7
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 IntroZorn
FileDescription: turbo-VINT 1.1 Installation
FileVersion: 1.1
Comments:
CompanyName: xa9 IntroZorn
Translation: 0x0409 0x04e4

MSIL/Agent.RVQ also known as:

GridinSoft Trojan.Ransom.Gen
Sangfor Malware
Invincea heuristic
Alibaba Trojan:MSIL/Generic.22047f64
Ikarus Trojan.MSIL.Agent
eGambit Unsafe.AI_Score_95%
ESET-NOD32 a variant of MSIL/Agent.RVQ
SentinelOne DFI – Suspicious PE
MaxSecure Trojan-Ransom.Win32.Crypmod.zfq
CrowdStrike win/malicious_confidence_60% (W)

How to remove MSIL/Agent.RVQ 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

The is an excellent way to deal with recognizing and removing threats – using Gridinsoft Anti-Malware. This program will scan your PC, find and neutralize all suspicious processes.2.

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.RVQ 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/Agent.RVQ 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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