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

What is Trojan:Win32/Ymacco.AA15 infection?

In this post you will discover concerning the interpretation of Trojan:Win32/Ymacco.AA15 and its negative impact on your computer system. Such ransomware are a form of malware that is specified by online fraudulences to require paying the ransom by a target.

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In the majority of the situations, Trojan:Win32/Ymacco.AA15 virus will instruct its sufferers to start funds transfer for the function of counteracting the amendments that the Trojan infection has actually presented to the victim’s gadget.

Trojan:Win32/Ymacco.AA15 Summary

These modifications can be as complies with:

  • Injection (inter-process);
  • Uses Windows utilities for basic functionality;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • A potential decoy document was displayed to the user;
  • 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 records located on the target’s hard disk drive — so the victim can no more make use of the information;
  • Preventing normal accessibility to the sufferer’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 Ransom.Wannacry Ransom.Wannacry


The most common networks through which Trojan:Win32/Ymacco.AA15 are infused are:

  • By means of phishing emails;
  • As an effect of individual ending up on a resource that hosts a malicious software application;

As quickly as the Trojan is effectively injected, it will either cipher the data on the sufferer’s PC or avoid the gadget from operating in a correct fashion – while likewise positioning a ransom note that discusses the need for the victims to impact the payment for the objective of decrypting the documents or restoring the data system back to the first problem. In most circumstances, the ransom money note will certainly turn up when the customer restarts the COMPUTER after the system has already been damaged.

Trojan:Win32/Ymacco.AA15 circulation channels.

In numerous corners of the globe, Trojan:Win32/Ymacco.AA15 expands by jumps as well as bounds. Nonetheless, the ransom money notes as well as methods of obtaining the ransom money quantity may vary relying on specific neighborhood (regional) settings. The ransom money notes and techniques of extorting the ransom money amount might differ depending on certain local (local) setups.

Ransomware injection

For example:

    Faulty alerts about unlicensed software program.

    In certain areas, the Trojans frequently wrongfully report having actually spotted some unlicensed applications allowed on the sufferer’s device. The sharp after that demands the user to pay the ransom money.

    Faulty statements about illegal web content.

    In nations where software program piracy is less popular, this technique is not as effective for the cyber frauds. Additionally, the Trojan:Win32/Ymacco.AA15 popup alert may wrongly assert to be originating from a police institution and also will report having located kid pornography or other unlawful information on the device.

    Trojan:Win32/Ymacco.AA15 popup alert may incorrectly claim to be acquiring from a regulation enforcement establishment and will report having located kid pornography or other unlawful information on the gadget. The alert will likewise have a need for the customer to pay the ransom.

Technical details

File Info:

crc32: 9863499C
md5: 886339ca82b6b487bcb01e5e1a72ddad
name: upload_file
sha1: 0fc63a98b8ec687e33526cfff9ea627508ee048d
sha256: 15d7fc7b57e158063f7a3c122e45bdb367f67d93660acf6134cf4ac8d47c19dd
sha512: d451ed0913da4147a05bbeea58caa7075b2e9be65efb9df664771d8f7460d49ca9941b247ea3a13297f26aa70764f8f429d2c08df439ff694880d90b48e544c8
ssdeep: 6144:jbgKBqkXN9qusfsqUyty5JTLhsJRYZEo/rFp89LW0EAmg+:dB3kOey5JTLjZ7TFp89LW0EAmD
type: # ISO 9660 CD-ROM filesystem data 'MC20200603_PAYMENT COPY'

Version Info:

0: [No Data]

Trojan:Win32/Ymacco.AA15 also known as:

GridinSoft Trojan.Ransom.Gen
FireEye Trojan.GenericKD.44346868
McAfee RDN/Generic PWS.y
Sangfor Malware
TrendMicro Mal_GENISO-4
BitDefenderTheta Gen:NN.ZemsilF.34590.um0@a4VYiQn
Cyren W32/Trojan.DNGI-2672
Symantec Ransom.Wannacry
ESET-NOD32 a variant of MSIL/Kryptik.YMK
TrendMicro-HouseCall Mal_GENISO-4
Avast Win32:MalwareX-gen [Trj]
Kaspersky HEUR:Trojan-PSW.MSIL.Agensla.gen
BitDefender Trojan.GenericKD.44346868
AegisLab Trojan.MSIL.Agensla.i!c
F-Secure Trojan.TR/AD.AgentTesla.bthrx
DrWeb Trojan.PWS.Siggen2.58536
Invincea Mal/Generic-S
McAfee-GW-Edition RDN/Generic PWS.y
Emsisoft Trojan.GenericKD.44346868 (B)
Avira TR/AD.AgentTesla.bthrx
Microsoft Trojan:Win32/Ymacco.AA15
Gridinsoft Trojan.U.Kryptik.oa
Arcabit Trojan.Generic.D2A4ADF4
ZoneAlarm HEUR:Trojan-PSW.MSIL.Agensla.gen
GData Trojan.GenericKD.44346868
Cynet Malicious (score: 85)
MAX malware (ai score=99)
Zoner Trojan.Win32.97180
Tencent Msil.Trojan-qqpass.Qqrob.Eawx
Fortinet Malicious_Behavior.SB
AVG Win32:MalwareX-gen [Trj]

How to remove Trojan:Win32/Ymacco.AA15 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.AA15 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.AA15 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

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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