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

What is Program:Win32/Ymacco.AA7C infection?

In this post you will certainly discover regarding the definition of Program:Win32/Ymacco.AA7C as well as its adverse effect on your computer. Such ransomware are a form of malware that is elaborated by on the internet fraudulences to demand paying the ransom by a sufferer.

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In the majority of the cases, Program:Win32/Ymacco.AA7C virus will advise its victims to initiate funds move for the purpose of counteracting the changes that the Trojan infection has presented to the target’s tool.

Program:Win32/Ymacco.AA7C Summary

These alterations can be as follows:

  • 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: Chinese (Simplified);
  • 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 papers found on the sufferer’s hard disk — so the sufferer can no more make use of the data;
  • Preventing regular accessibility to the victim’s workstation;


The most regular networks where Program:Win32/Ymacco.AA7C are infused 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 individual winding up on a source that hosts a harmful software program;

As soon as the Trojan is efficiently injected, it will certainly either cipher the data on the sufferer’s PC or stop the gadget from functioning in a correct fashion – while likewise placing a ransom money note that states the demand for the sufferers to impact the settlement for the purpose of decrypting the papers or bring back the file system back to the first condition. In the majority of instances, the ransom note will show up when the customer restarts the COMPUTER after the system has already been harmed.

Program:Win32/Ymacco.AA7C distribution networks.

In various corners of the globe, Program:Win32/Ymacco.AA7C grows by jumps and also bounds. Nonetheless, the ransom money notes as well as tricks of extorting the ransom money amount may differ depending on specific regional (regional) settings. The ransom money notes and techniques of obtaining the ransom money amount may vary depending on specific regional (regional) settings.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software.

    In specific areas, the Trojans usually wrongfully report having discovered some unlicensed applications allowed on the victim’s gadget. The alert after that requires the user to pay the ransom.

    Faulty statements concerning illegal content.

    In countries where software application piracy is less popular, this approach is not as reliable for the cyber fraudulences. Additionally, the Program:Win32/Ymacco.AA7C popup alert may falsely declare to be deriving from a police organization and will report having located youngster pornography or various other illegal data on the device.

    Program:Win32/Ymacco.AA7C popup alert may wrongly assert to be deriving from a legislation enforcement organization and also will certainly report having situated child pornography or various other illegal data on the tool. The alert will similarly consist of a demand for the customer to pay the ransom money.

Technical details

File Info:

crc32: F5B19F8F
md5: 255093f22b1f705a1f22db32b2a030b0
name: 255093F22B1F705A1F22DB32B2A030B0.mlw
sha1: 62706fc896a54de5273aeecbadbe70e36fe53433
sha256: 7c7ac93c8f033c3fd81f24f3283671b8debffc669011e6bf254890d4db8e83f5
sha512: bb53f89f23b49f291586927b755a7f2529f585685c6539336e81046bc78f5d545f05a2977bb41ad4133e55c327c9fcc90fbf3dbfc29432308b2bb43f29adf10e
ssdeep: 6144:lKg2wV4oLvPh+WdpZglg0TgihDSWULqduT+tvt2nnJ:n2ghLvPhXpe3PlaT+tknnJ
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Program:Win32/Ymacco.AA7C also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
ALYac Trojan.GenericKD.34422245
Cylance Unsafe
CrowdStrike win/malicious_confidence_60% (W)
Cybereason malicious.22b1f7
Symantec Trojan.Gen.2
APEX Malicious
Avast FileRepMalware
BitDefender Trojan.GenericKD.34422245
MicroWorld-eScan Trojan.GenericKD.34422245
Ad-Aware Trojan.GenericKD.34422245
Sophos Generic PUA GC (PUA)
TrendMicro Trojan.Win32.MALXMR.BK
McAfee-GW-Edition BehavesLike.Win32.Backdoor.dh
FireEye Trojan.GenericKD.34422245
Emsisoft Trojan.GenericKD.34422245 (B)
Microsoft Program:Win32/Ymacco.AA7C
Gridinsoft Ransom.Win32.Filecoder.ko!s5
AegisLab Trojan.Win32.Generic.4!c
GData Trojan.GenericKD.34422245
McAfee Artemis!255093F22B1F
MAX malware (ai score=83)
TrendMicro-HouseCall Trojan.Win32.MALXMR.BK
Fortinet W32/Trojan_Win32_MALXMR.BK
AVG FileRepMalware

How to remove Program:Win32/Ymacco.AA7C virus?

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 Program:Win32/Ymacco.AA7C 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 Program:Win32/Ymacco.AA7C 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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