What is Trojan:Win32/Ymacco.AA6A infection?

In this post you will certainly discover about the interpretation of Trojan:Win32/Ymacco.AA6A and also its unfavorable impact on your computer. Such ransomware are a kind of malware that is specified by online frauds to require paying the ransom by a sufferer.

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In the majority of the cases, Trojan:Win32/Ymacco.AA6A infection will certainly advise its victims to start funds transfer for the objective of reducing the effects of the amendments that the Trojan infection has introduced to the sufferer’s tool.

Trojan:Win32/Ymacco.AA6A 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.
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the sufferer’s hard disk drive — so the victim can no more use the information;
  • Preventing normal 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.


One of the most common channels whereby Trojan:Win32/Ymacco.AA6A Ransomware Trojans 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 an effect of customer ending up on a resource that holds a malicious software;

As quickly as the Trojan is effectively infused, it will either cipher the data on the target’s computer or protect against the device from functioning in a proper fashion – while additionally positioning a ransom money note that mentions the requirement for the victims to impact the repayment for the purpose of decrypting the records or bring back the data system back to the first condition. In many instances, the ransom money note will turn up when the client reboots the PC after the system has currently been damaged.

Trojan:Win32/Ymacco.AA6A distribution networks.

In various edges of the world, Trojan:Win32/Ymacco.AA6A grows by jumps as well as bounds. Nevertheless, the ransom money notes as well as techniques of extorting the ransom amount may vary relying on particular neighborhood (regional) setups. The ransom money notes and also techniques of extorting the ransom money amount might differ depending on particular regional (regional) settings.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software.

    In specific areas, the Trojans commonly wrongfully report having spotted some unlicensed applications enabled on the victim’s tool. The sharp then requires the customer to pay the ransom money.

    Faulty statements concerning unlawful material.

    In nations where software program piracy is less prominent, this method is not as reliable for the cyber fraudulences. Conversely, the Trojan:Win32/Ymacco.AA6A popup alert might incorrectly claim to be originating from a police organization as well as will certainly report having located kid pornography or various other prohibited information on the gadget.

    Trojan:Win32/Ymacco.AA6A popup alert might wrongly assert to be obtaining from a regulation enforcement organization and will certainly report having located kid porn or various other unlawful information on the gadget. The alert will likewise consist of a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: 16F989B6
md5: 685a38092179c2e5602c06faba7287e6
name: upload_file
sha1: 986f69a43e0bf174f73139785ec8f969acf5aa55
sha256: 6a441734b34cdee31a01164140b0c88966fbb4358dcb63a14ae6824f09e9476f
sha512: 1781d2e6dc467102f4df2d0c44ccffc40024482a50b2c9bc0b43ef58355d5baef431ab8011a21963ae9864676726f7a930e1f8cd4c21fd5ec4209586454c68ac
ssdeep: 12288:EPdF891nFoMWTbeuTDQg993x/f5NAgt2TBvU8iuLZCmcg1psp:EfntRbrae7mS
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Ymacco.AA6A also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
MicroWorld-eScan Gen:Variant.Mikey.115731
Qihoo-360 Win32/Trojan.1ce
McAfee GenericRXMK-DV!685A38092179
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
CrowdStrike win/malicious_confidence_70% (D)
BitDefender Gen:Variant.Mikey.115731
K7GW Trojan ( 00571ac01 )
K7AntiVirus Trojan ( 00571ac01 )
Arcabit Trojan.Mikey.D1C413
TrendMicro Ransom.Win32.SEKHMET.SMTH.hp
BitDefenderTheta Gen:NN.ZedlaF.34590.WC4@aeEceli
Symantec ML.Attribute.HighConfidence
Kaspersky HEUR:Trojan.Win32.Bsymem.gen
Alibaba Trojan:Win32/Kryptik.edadb925
ViRobot Trojan.Win32.Z.Mikey.786944.A
Rising Trojan.Kryptik!8.8 (TFE:5:Gn9Vn3cQ3xN)
Ad-Aware Gen:Variant.Mikey.115731
Emsisoft Gen:Variant.Mikey.115731 (B)
Comodo Malware@#2bdmti36vt9az
F-Secure Trojan.TR/Crypt.Agent.lzvwh
DrWeb Trojan.Siggen10.44296
Invincea Mal/Generic-S
McAfee-GW-Edition Artemis!Trojan
FireEye Gen:Variant.Mikey.115731
Sophos Mal/Generic-S
Avira TR/Crypt.Agent.lzvwh
MAX malware (ai score=80)
Antiy-AVL Trojan/Win32.Kryptik
Microsoft Trojan:Win32/Ymacco.AA6A
ZoneAlarm HEUR:Trojan.Win32.Bsymem.gen
GData Gen:Variant.Mikey.115731
ESET-NOD32 a variant of Win32/Kryptik.HGXV
VBA32 Trojan.Bsymem
ALYac Trojan.Ransom.Egregor
Malwarebytes Ransom.Sekhmet
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom.Win32.SEKHMET.SMTH.hp
Tencent Win32.Trojan.Bsymem.Woqc
Ikarus Trojan.Win32.Crypt
eGambit Unsafe.AI_Score_98%
Fortinet W32/Kryptik.HGHT!tr
AVG Win32:MalwareX-gen [Trj]
Avast Win32:MalwareX-gen [Trj]

How to remove Trojan:Win32/Ymacco.AA6A 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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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.AA6A 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:

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Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove Trojan:Win32/Ymacco.AA6A you can always ask me in the comments for getting help.

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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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