Written by Robert Bailey

What is Trojan:Win32/Ymacco.AAFF infection?

In this article you will certainly discover regarding the meaning of Trojan:Win32/Ymacco.AAFF as well as its unfavorable influence on your computer. Such ransomware are a kind of malware that is clarified by on the internet frauds to demand paying the ransom by a victim.

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When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
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Most of the situations, Trojan:Win32/Ymacco.AAFF virus will instruct its sufferers to initiate funds move for the purpose of reducing the effects of the modifications that the Trojan infection has presented to the sufferer’s device.

Trojan:Win32/Ymacco.AAFF Summary

These modifications can be as adheres to:

  • Presents an Authenticode digital signature;
  • Ciphering the documents found on the victim’s hard drive — so the victim can no longer utilize the data;
  • Preventing routine access to the sufferer’s workstation;


The most typical networks through which Trojan:Win32/Ymacco.AAFF Ransomware Trojans are injected are:

  • By methods of phishing emails;
  • As a repercussion of customer ending up on a resource that hosts a harmful software program;

As quickly as the Trojan is effectively infused, it will either cipher the data on the victim’s computer or protect against the device from working in an appropriate manner – while additionally placing a ransom note that states the demand for the victims to effect the settlement for the purpose of decrypting the records or recovering the data system back to the initial problem. In many instances, the ransom note will turn up when the client reboots the PC after the system has actually already been harmed.

Trojan:Win32/Ymacco.AAFF distribution networks.

In various corners of the globe, Trojan:Win32/Ymacco.AAFF expands by jumps as well as bounds. However, the ransom notes and methods of obtaining the ransom quantity might differ relying on particular regional (local) setups. The ransom notes as well as techniques of obtaining the ransom money quantity may differ depending on specific neighborhood (local) setups.

Ransomware injection

For example:

    Faulty alerts concerning unlicensed software.

    In certain areas, the Trojans commonly wrongfully report having actually detected some unlicensed applications made it possible for on the victim’s gadget. The alert then requires the individual to pay the ransom money.

    Faulty statements regarding illegal web content.

    In nations where software piracy is much less prominent, this approach is not as reliable for the cyber frauds. Additionally, the Trojan:Win32/Ymacco.AAFF popup alert may wrongly declare to be originating from a law enforcement establishment and also will report having located child pornography or various other illegal data on the tool.

    Trojan:Win32/Ymacco.AAFF popup alert may wrongly assert to be acquiring from a regulation enforcement institution and also will certainly report having situated kid pornography or other illegal data on the gadget. The alert will similarly consist of a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: 7723686A
md5: 6aee58b63843a0d73a98a2922092de8a
name: upload_file
sha1: abc6ac9a98360aa065f32e15d0a9293f8aa26e32
sha256: fff929c4f44411e0f8da272f8d1db4593b23acd3c52cf8958792aef9548b4623
sha512: ab93f97b94953edc7d051ffa48cf444d4f09af479746ad88b86907e50d8984919fa1fdef473b2cb73adcb23378c03a81a06eece1cf7b1d12a469c0eec943d20c
ssdeep: 6144:XkX7Ahus9knpaHe51x/ZD6KJ02lclcB6BQVnhLbm6BN6BILsWwrdsWhc:0Ehus+5rZDjJ025oQVhX3UjdrdsWy
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 2006 Microsoft Corporation. All rights reserved.
InternalName: OIS
FileVersion: 12.0.6606.1000
CompanyName: Microsoft Corporation
LegalTrademarks1: Microsoftxae is a registered trademark of Microsoft Corporation.
LegalTrademarks2: Windowsxae is a registered trademark of Microsoft Corporation.
ProductName: Microsoft Office Picture Manager
ProductVersion: 12.0.6606.1000
FileDescription: Microsoft Office Picture Manager
OriginalFilename: OIS.exe
Translation: 0x0000 0x04e4

Trojan:Win32/Ymacco.AAFF also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
MicroWorld-eScan Trojan.GenericKD.34621534
McAfee GenericRXAA-AA!6AEE58B63843
VIPRE Trojan.Win32.Generic!BT
AegisLab Hacktool.Win32.Krap.lKMc
Sangfor Malware
BitDefender Trojan.GenericKD.34621534
Arcabit Trojan.Generic.D210485E
TrendMicro TROJ_GEN.R023C0RJ220
Symantec ML.Attribute.HighConfidence
Kaspersky Trojan-Downloader.Win32.Zload.sf
Alibaba TrojanDownloader:Win32/Zload.6be6c7bc
Ad-Aware Trojan.GenericKD.34621534
Emsisoft Trojan.GenericKD.34621534 (B)
Comodo .UnclassifiedMalware@0
F-Secure Trojan.TR/Crypt.Agent.fhhuf
Zillya Downloader.Zload.Win32.75
Invincea Mal/Generic-R + Mal/EncPk-APV
McAfee-GW-Edition Artemis!Trojan
FireEye Trojan.GenericKD.34621534
Sophos Mal/EncPk-APV
Ikarus Trojan.Win32.Crypt
Avira TR/Crypt.Agent.fhhuf
MAX malware (ai score=82)
Antiy-AVL GrayWare/Win32.Kryptik.ehls
Microsoft Trojan:Win32/Ymacco.AAFF
ZoneAlarm Trojan-Downloader.Win32.Zload.sf
GData Trojan.GenericKD.34621534
Cynet Malicious (score: 85)
BitDefenderTheta Gen:NN.ZedlaF.34282.0G9@a0fFuhii
ALYac Trojan.GenericKD.34621534
VBA32 BScope.TrojanRansom.Shade
Malwarebytes Trojan.Downloader
Panda Trj/GdSda.A
ESET-NOD32 a variant of Win32/Kryptik.HGKY
TrendMicro-HouseCall TROJ_GEN.R023C0RJ220
Rising Downloader.Zload!8.118E0 (TFE:5:McPxiMcpAnB)
Fortinet W32/Kryptik.HGKY!tr
AVG Win32:DangerousSig [Trj]
Avast Win32:DangerousSig [Trj]
Qihoo-360 Win32/Trojan.Downloader.15b

How to remove Trojan:Win32/Ymacco.AAFF 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

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.AAFF 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.AAFF 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

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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