Trojan:Win32/Ymacco.AA3B

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

What is Trojan:Win32/Ymacco.AA3B infection?

In this post you will find concerning the definition of Trojan:Win32/Ymacco.AA3B and its adverse influence on your computer. Such ransomware are a type of malware that is elaborated by on-line scams to require paying the ransom money by a target.

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In the majority of the situations, Trojan:Win32/Ymacco.AA3B infection will certainly advise its victims to start funds transfer for the function of neutralizing the changes that the Trojan infection has presented to the victim’s tool.

Trojan:Win32/Ymacco.AA3B Summary

These alterations can be as follows:

  • Presents an Authenticode digital signature;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Network activity detected but not expressed in API logs. Microsoft built an API solution right into its Windows operating system it reveals network activity for all apps and programs that ran on the computer in the past 30-days. This malware hides network activity.
  • Ciphering the documents found on the sufferer’s hard disk drive — so the target can no more utilize the information;
  • Preventing regular 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.

Trojan:Win32/Ymacco.AA3B

The most typical channels where Trojan:Win32/Ymacco.AA3B Ransomware are infused are:

  • By means of phishing emails;
  • As a consequence of customer winding up on a resource that organizes a malicious software;

As quickly as the Trojan is effectively injected, it will either cipher the data on the target’s computer or avoid the gadget from operating in an appropriate fashion – while likewise placing a ransom money note that points out the demand for the sufferers to effect the repayment for the purpose of decrypting the documents or restoring the file system back to the preliminary condition. In most instances, the ransom note will show up when the customer restarts the PC after the system has currently been damaged.

Trojan:Win32/Ymacco.AA3B distribution networks.

In various corners of the world, Trojan:Win32/Ymacco.AA3B expands by leaps and also bounds. Nevertheless, the ransom notes and tricks of obtaining the ransom amount may vary relying on certain local (regional) setups. The ransom notes and also methods of extorting the ransom quantity might vary depending on specific neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty notifies regarding unlicensed software.

    In certain locations, the Trojans commonly wrongfully report having actually discovered some unlicensed applications made it possible for on the sufferer’s device. The alert after that requires the individual to pay the ransom money.

    Faulty statements concerning unlawful content.

    In countries where software application piracy is less preferred, this approach is not as effective for the cyber scams. Conversely, the Trojan:Win32/Ymacco.AA3B popup alert may incorrectly declare to be deriving from a police institution as well as will certainly report having located child porn or various other unlawful data on the device.

    Trojan:Win32/Ymacco.AA3B popup alert may incorrectly declare to be acquiring from a law enforcement organization and also will report having situated kid pornography or other unlawful data on the gadget. The alert will similarly include a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: FAC35426
md5: 3c92d4e743bd7d72ea967445fee5cdf8
name: 3C92D4E743BD7D72EA967445FEE5CDF8.mlw
sha1: d00b20bfaf832d479cdfc23168de03c3e8209468
sha256: 3b1dc7e0c9154fe384c695f8eec5622ab2ba88bf59d990def6b2c11d8519cecf
sha512: 4349e789033c1c31858ab73865a341d12ed5e9c6542da620a889ca1af094ec92804587130936b50c8329335c3df649d758084ab96783a132a4d649918f4a1c20
ssdeep: 49152:4qhLbEUclfDSca3J6eVAs4d2CE41/1Gyon2UsrN8:4SmDS5J6L25M/1Gpn2dJ8
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: xa9 All rights reserved
Assembly Version: 2.0.3.0
InternalName: arovety-colective.exe
FileVersion: 2.0.3.0
CompanyName: Acer Incorporated
Comments: Care Center
ProductName: Care Center
ProductVersion: 2.0.3.0
FileDescription: Care Center
OriginalFilename: arovety-colective.exe

Trojan:Win32/Ymacco.AA3B also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.35330682
McAfeeArtemis!3C92D4E743BD
CylanceUnsafe
AegisLabTrojan.MSIL.Stealer.l!c
SangforMalware
CrowdStrikewin/malicious_confidence_100% (W)
BitDefenderTrojan.GenericKD.35330682
K7GWTrojan ( 0057363f1 )
ArcabitTrojan.Generic.D2A8396E
CyrenW32/Trojan.HLIQ-4844
SymantecRansom.Wannacry
ESET-NOD32a variant of MSIL/GenKryptik.EWTD
APEXMalicious
Paloaltogeneric.ml
KasperskyHEUR:Trojan-Spy.MSIL.Stealer.gen
AlibabaTrojanSpy:Win32/Stealer.3529a881
ViRobotTrojan.Win32.Z.Stealer.1683928
Ad-AwareTrojan.GenericKD.35330682
EmsisoftMalCert-S.DH (A)
F-SecureTrojan.TR/AD.Merkava.yxyca
DrWebTrojan.Packed2.42686
InvinceaMal/Generic-S
McAfee-GW-EditionArtemis!Trojan
FireEyeTrojan.GenericKD.35330682
SophosMal/Generic-S
AviraTR/AD.Merkava.yxyca
MAXmalware (ai score=84)
KingsoftWin32.Troj.Undef.(kcloud)
MicrosoftTrojan:Win32/Ymacco.AA3B
ZoneAlarmHEUR:Trojan-Spy.MSIL.Stealer.gen
GDataTrojan.GenericKD.35330682
CynetMalicious (score: 85)
ALYacTrojan.GenericKD.44579182
MalwarebytesTrojan.Crypt.MSIL.Generic
TrendMicro-HouseCallTROJ_GEN.R002H0CKK20
TencentMsil.Trojan-spy.Stealer.Lmus
IkarusTrojan.MSIL.Krypt
eGambitUnsafe.AI_Score_50%
FortinetMSIL/Kryptik.YRT!tr
AVGWin32:MalwareX-gen [Trj]
AvastWin32:MalwareX-gen [Trj]
Qihoo-360Generic/Trojan.Spy.67f

How to remove Trojan:Win32/Ymacco.AA3B 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 Trojan:Win32/Ymacco.AA3B 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 Trojan:Win32/Ymacco.AA3B 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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