What is Trojan:Win32/Ymacco.AA56 infection?

In this short article you will find regarding the definition of Trojan:Win32/Ymacco.AA56 and its unfavorable effect on your computer system. Such ransomware are a kind of malware that is elaborated by online frauds to demand paying the ransom money by a sufferer.

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In the majority of the situations, Trojan:Win32/Ymacco.AA56 infection will certainly advise its victims to initiate funds transfer for the objective of reducing the effects of the amendments that the Trojan infection has introduced to the victim’s gadget.

Trojan:Win32/Ymacco.AA56 Summary

These alterations can be as follows:

  • 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.
  • Ciphering the files located on the sufferer’s hard drive — so the victim can no longer use the information;
  • Preventing routine access to the target’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.Win32.Wacatac.oa Ransom.Win32.Wacatac.oa


The most regular channels through which Trojan:Win32/Ymacco.AA56 are infused are:

  • By methods of phishing emails;
  • As an effect of individual winding up on a resource that organizes a destructive software;

As soon as the Trojan is successfully infused, it will certainly either cipher the information on the victim’s computer or avoid the tool from operating in an appropriate way – while also positioning a ransom money note that mentions the requirement for the sufferers to effect the repayment for the objective of decrypting the documents or bring back the file system back to the first condition. In most circumstances, the ransom note will come up when the client restarts the COMPUTER after the system has already been damaged.

Trojan:Win32/Ymacco.AA56 circulation channels.

In various corners of the world, Trojan:Win32/Ymacco.AA56 expands by leaps and bounds. However, the ransom money notes and tricks of extorting the ransom money amount might differ relying on specific regional (regional) setups. The ransom money notes and also methods of obtaining the ransom money amount might differ depending on particular neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty signals about unlicensed software application.

    In certain areas, the Trojans frequently wrongfully report having identified some unlicensed applications enabled on the sufferer’s device. The alert then demands the user to pay the ransom money.

    Faulty statements about illegal content.

    In countries where software piracy is much less popular, this approach is not as efficient for the cyber fraudulences. Additionally, the Trojan:Win32/Ymacco.AA56 popup alert might wrongly claim to be originating from a law enforcement institution and will certainly report having situated child porn or other illegal data on the gadget.

    Trojan:Win32/Ymacco.AA56 popup alert might wrongly assert to be obtaining from a regulation enforcement organization and will report having located kid pornography or other prohibited data on the device. The alert will in a similar way contain a requirement for the individual to pay the ransom money.

Technical details

File Info:

crc32: 3FBC6DCB
md5: 4606ecdd6dc02f2e2f3a699720d7031c
name: 4606ECDD6DC02F2E2F3A699720D7031C.mlw
sha1: b52357fb3f02b9d8d1e01057172541876a75b1ff
sha256: 56e6ed39784fcc4c9b1898a672c06c83b7a3b8ffbbdf90223e52e4865fa183bc
sha512: f84906ef981447002485786b563f4d7fb9034e1bd18561878da22066ba3d822efdf87726773f5ebc1e336971cfdf40b19ab72d100e30d10d712bb3e024615e85
ssdeep: 12288:5jpBOaFGyokkn7QljuI2hJdC3ZzoNSBr:5XOaFefgCIn
type: PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Ymacco.AA56 also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
MicroWorld-eScan Trojan.GenericKD.35280261
CAT-QuickHeal Trojan.Cridex
McAfee RDN/Hancitor
VIPRE Trojan.Win32.Generic!BT
K7AntiVirus Trojan ( 005737221 )
BitDefender Trojan.GenericKD.35280261
K7GW Trojan ( 005737221 )
CrowdStrike win/malicious_confidence_100% (W)
Arcabit Trojan.Generic.D21A5585
Cyren W32/Trojan.YDTW-8834
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Generik.MNVDHPN
APEX Malicious
Kaspersky Trojan-Banker.Win32.Cridex.abjw
Alibaba TrojanBanker:Win32/Cridex.8a4a5031
Ad-Aware Trojan.GenericKD.35280261
Emsisoft Trojan.GenericKD.35280261 (B)
F-Secure Trojan.TR/AD.ZDlder.lckrl
TrendMicro TROJ_GEN.R002C0PKL20
McAfee-GW-Edition RDN/Hancitor
FireEye Trojan.GenericKD.35280261
Sophos Mal/Generic-S
MaxSecure Trojan.Malware.109688869.susgen
Avira TR/AD.ZDlder.lckrl
Gridinsoft Ransom.Win32.Wacatac.oa
Microsoft Trojan:Win32/Ymacco.AA56
ZoneAlarm Trojan-Banker.Win32.Cridex.abjw
GData Trojan.GenericKD.35280261
Cynet Malicious (score: 85)
ALYac Trojan.Agent.Hancitor
Malwarebytes Trojan.MalPack.PD
Panda Trj/GdSda.A
TrendMicro-HouseCall TROJ_GEN.R002C0PKL20
Ikarus Trojan.SuspectCRC
eGambit Unsafe.AI_Score_75%
Fortinet W32/Generik.MNVDHPN!tr
Webroot W32.Trojan.Gen
AVG Win32:Trojan-gen
Avast Win32:Trojan-gen
Qihoo-360 Win32/Trojan.4bb

How to remove Trojan:Win32/Ymacco.AA56 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.AA56 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.AA56 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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