MSIL/TrojanDownloader.Agent.AVV

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

What is MSIL/TrojanDownloader.Agent.AVV infection?

In this post you will locate regarding the interpretation of MSIL/TrojanDownloader.Agent.AVV as well as its negative impact on your computer system. Such ransomware are a type of malware that is clarified by on the internet frauds to demand paying the ransom money by a victim.

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In the majority of the situations, MSIL/TrojanDownloader.Agent.AVV infection will certainly advise its victims to initiate funds move for the objective of counteracting the changes that the Trojan infection has actually introduced to the target’s tool.

MSIL/TrojanDownloader.Agent.AVV Summary

These alterations can be as complies with:

  • 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.
  • A process attempted to delay the analysis task.;
  • Starts servers listening on 127.0.0.1:0;
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the victim’s hard disk drive — so the target can no more utilize the information;
  • Preventing regular access to the target’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

MSIL/TrojanDownloader.Agent.AVV

One of the most common networks whereby MSIL/TrojanDownloader.Agent.AVV Ransomware are injected are:

  • By means of phishing emails;
  • As a repercussion of customer winding up on a source that organizes a harmful software program;

As quickly as the Trojan is efficiently injected, it will either cipher the information on the victim’s PC or stop the tool from functioning in a correct manner – while likewise placing a ransom note that discusses the requirement for the targets to effect the payment for the function of decrypting the papers or restoring the data system back to the initial problem. In the majority of circumstances, the ransom note will come up when the customer reboots the COMPUTER after the system has actually already been harmed.

MSIL/TrojanDownloader.Agent.AVV circulation channels.

In various edges of the globe, MSIL/TrojanDownloader.Agent.AVV expands by jumps and bounds. However, the ransom notes as well as methods of obtaining the ransom money quantity may vary depending on specific local (local) settings. The ransom notes and methods of extorting the ransom money amount may vary depending on specific regional (local) settings.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software.

    In certain locations, the Trojans frequently wrongfully report having discovered some unlicensed applications made it possible for on the sufferer’s device. The sharp after that demands the user to pay the ransom money.

    Faulty statements concerning unlawful web content.

    In countries where software piracy is much less preferred, this technique is not as efficient for the cyber scams. Additionally, the MSIL/TrojanDownloader.Agent.AVV popup alert might wrongly declare to be stemming from a police organization as well as will report having located child pornography or various other unlawful data on the gadget.

    MSIL/TrojanDownloader.Agent.AVV popup alert might falsely claim to be acquiring from a legislation enforcement establishment and also will report having located child porn or other unlawful data on the gadget. The alert will in a similar way contain a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: B07AAC1F
md5: 075498f75e9bf8ab3833ca220ea97a3c
name: 075498F75E9BF8AB3833CA220EA97A3C.mlw
sha1: 0de05a7cc7493f56689b7b5e6f2f1de8d79ca883
sha256: 883406a91f91f4b4af89f548209a128e8cb5c0d71c0ae78040d33c8898b6d72d
sha512: 9ef1f1abeae134258dbddad2e85c01743e8ef5ed1d545efd86dbdce59792f744ca7baf2df6c0e9551b5c3f4c15006a2659014a925d153f9bc708704e50737736
ssdeep: 384:ONNAcZCixmhfO7DlAHa9QLf451R8eQfQVVXjsdWOScXaOO:ONNTjmhaDcpKngnO
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2016
Assembly Version: 1.0.0.0
InternalName: NOVO_PUXADOR_16_06_PARANORMAL02.exe
FileVersion: 1.0.0.0
LegalTrademarks: WindowsApplication8
ProductName: WindowsApplication8
ProductVersion: 1.0.0.0
FileDescription: WindowsApplication8
OriginalFilename: NOVO_PUXADOR_16_06_PARANORMAL02.exe

MSIL/TrojanDownloader.Agent.AVV also known as:

GridinSoftTrojan.Ransom.Gen
DrWebTrojan.Siggen6.62161
CynetMalicious (score: 85)
ALYacGen:Variant.Johnnie.105928
CylanceUnsafe
ZillyaTrojan.Blocker.Win32.39938
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_90% (W)
AlibabaRansom:Win32/Blocker.cdf701a3
K7GWTrojan-Downloader ( 0055e3e21 )
K7AntiVirusTrojan-Downloader ( 0055e3e21 )
SymantecInfostealer.Limitail
ESET-NOD32a variant of MSIL/TrojanDownloader.Agent.AVV
APEXMalicious
AvastWin32:Malware-gen
KasperskyTrojan-Ransom.Win32.Blocker.jeyx
BitDefenderGen:Variant.Johnnie.105928
NANO-AntivirusTrojan.Win32.TrjGen.edtdsj
MicroWorld-eScanGen:Variant.Johnnie.105928
TencentWin32.Trojan.Blocker.Eoi
Ad-AwareGen:Variant.Johnnie.105928
SophosMal/Generic-S
ComodoMalware@#30tp3dgy9ngbp
F-SecureHeuristic.HEUR/AGEN.1101148
BitDefenderThetaGen:NN.ZemsilF.34608.bq0@aehFTki
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBackDoor-FDIB!075498F75E9B
FireEyeGeneric.mg.075498f75e9bf8ab
EmsisoftGen:Variant.Johnnie.105928 (B)
JiangminTrojan.Blocker.dsv
AviraHEUR/AGEN.1101148
eGambitUnsafe.AI_Score_99%
MicrosoftBackdoor:Win32/Bladabindi!ml
ArcabitTrojan.Johnnie.D19DC8
AegisLabTrojan.Win32.Blocker.j!c
ZoneAlarmTrojan-Ransom.Win32.Blocker.jeyx
GDataGen:Variant.Johnnie.105928
McAfeeBackDoor-FDIB!075498F75E9B
MAXmalware (ai score=100)
VBA32Trojan-Ransom.Blocker
MalwarebytesGeneric.Malware/Suspicious
PandaTrj/GdSda.A
RisingRansom.Blocker!8.12A (CLOUD)
YandexTrojan.Blocker!lkwbAT/ngNI
IkarusTrojan-Downloader.MSIL.Agent
FortinetMSIL/Agent.AVV!tr.dldr
AVGWin32:Malware-gen
Qihoo-360HEUR/QVM03.0.0000.Malware.Gen

How to remove MSIL/TrojanDownloader.Agent.AVV 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/TrojanDownloader.Agent.AVV 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/TrojanDownloader.Agent.AVV 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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