Written by Robert Bailey

What is Trojan:Win32/Ymacco.AA97 infection?

In this article you will certainly discover concerning the interpretation of Trojan:Win32/Ymacco.AA97 and also its unfavorable effect on your computer system. Such ransomware are a type of malware that is elaborated by online frauds to require paying the ransom money by a target.

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Most of the instances, Trojan:Win32/Ymacco.AA97 infection will instruct its victims to start funds transfer for the purpose of counteracting the changes that the Trojan infection has introduced to the target’s gadget.

Trojan:Win32/Ymacco.AA97 Summary

These adjustments can be as complies with:

  • 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 files found on the target’s disk drive — so the target can no longer utilize the information;
  • Preventing regular accessibility to the victim’s workstation;
Similar behavior
Related domains Ransom_Encoder.R002C0WFE20 Ransom_Encoder.R002C0WFE20


The most typical networks through which Trojan:Win32/Ymacco.AA97 Trojans are injected are:

  • By means of phishing emails;
  • As a consequence of user ending up on a source that holds a malicious software program;

As quickly as the Trojan is successfully injected, it will certainly either cipher the data on the victim’s PC or avoid the tool from functioning in an appropriate manner – while additionally placing a ransom money note that mentions the requirement for the targets to effect the repayment for the function of decrypting the papers or bring back the documents system back to the preliminary condition. In a lot of circumstances, the ransom note will certainly come up when the customer restarts the PC after the system has currently been damaged.

Trojan:Win32/Ymacco.AA97 distribution channels.

In different edges of the world, Trojan:Win32/Ymacco.AA97 grows by leaps and bounds. Nevertheless, the ransom notes and also techniques of extorting the ransom money amount may vary relying on particular neighborhood (regional) settings. The ransom money notes and also methods of obtaining the ransom quantity might differ depending on specific neighborhood (local) setups.

Ransomware injection

For instance:

    Faulty notifies about unlicensed software.

    In certain areas, the Trojans typically wrongfully report having actually detected some unlicensed applications enabled on the target’s gadget. The sharp after that requires the individual to pay the ransom.

    Faulty declarations concerning prohibited material.

    In nations where software program piracy is much less prominent, this technique is not as reliable for the cyber scams. Conversely, the Trojan:Win32/Ymacco.AA97 popup alert might incorrectly claim to be originating from a police institution and also will report having located child porn or various other prohibited data on the gadget.

    Trojan:Win32/Ymacco.AA97 popup alert may incorrectly assert to be acquiring from a legislation enforcement establishment and also will certainly report having situated child pornography or other prohibited data on the gadget. The alert will in a similar way contain a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 27148462
md5: 9f80145a1b9407b07701c22db28e4ea4
name: 9F80145A1B9407B07701C22DB28E4EA4.mlw
sha1: 4ee0ea25350fb5b87a95acc958392fff83526fba
sha256: 97c77dfaf112b6d8a831229de104cf2d4bbf27d5146cff888bb891aa8be955d0
sha512: a8412611efc4f6e19b75b22f57b7ff31bbb09446d6e1d84342869f8393b0a25e3e31fa54a7406254d3fe1340d79bda76a661db1a3970653350904eba20f5f1af
ssdeep: 384:/d7TFJHz4HHvyasP/vtVhEXM4Khs/QLbylPqAn7gr+mHzyOiABOE7AQKnPA/8vD:l/TIvavjhhK0wPqarmHfLunbDX
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
Assembly Version:
InternalName: github.exe
OriginalFilename: github.exe

Trojan:Win32/Ymacco.AA97 also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Gen:Heur.MSIL.Androm.9
McAfee RDN/Generic.dx
ALYac Gen:Heur.MSIL.Androm.9
Cylance Unsafe
AegisLab Trojan.MSIL.Encoder.j!c
Sangfor Malware
K7AntiVirus Trojan ( 00568ab61 )
BitDefender Gen:Heur.MSIL.Androm.9
K7GW Trojan ( 00568ab61 )
Cybereason malicious.a1b940
TrendMicro Ransom_Encoder.R002C0WFE20
BitDefenderTheta Gen:NN.ZemsilF.34128.bm0@aW259nm
Symantec ML.Attribute.HighConfidence
TrendMicro-HouseCall Ransom.MSIL.YMACCO.SMTH
Avast Win32:MalwareX-gen [Trj]
Kaspersky HEUR:Trojan-Ransom.MSIL.Encoder.gen
Alibaba Trojan:MSIL/Filecoder.6e778006
Rising Ransom.Encoder!8.FFD4 (CLOUD)
Endgame malicious (high confidence)
Comodo Malware@#3qufcxo1zyxnq
F-Secure Trojan.TR/Ransom.xosay
Invincea heuristic
Sophos Mal/Generic-S
SentinelOne DFI – Malicious PE
Avira TR/Ransom.xosay
Fortinet MSIL/Encoder.WH!tr.ransom
Antiy-AVL Trojan[Ransom]/MSIL.Encoder
Arcabit Trojan.MSIL.Androm.9
ZoneAlarm HEUR:Trojan-Ransom.MSIL.Encoder.gen
Microsoft Trojan:Win32/Ymacco.AA97
Cynet Malicious (score: 90)
MAX malware (ai score=84)
Ad-Aware Gen:Heur.MSIL.Androm.9
Malwarebytes Ransom.FileCryptor
Panda Trj/GdSda.A
APEX Malicious
ESET-NOD32 a variant of MSIL/Filecoder.WH
Yandex Trojan.Filecoder!JRVQYLRHFYM
Ikarus Trojan-Ransom.FileCrypter
MaxSecure Trojan.Malware.300983.susgen
GData Gen:Heur.MSIL.Androm.9
AVG Win32:MalwareX-gen [Trj]
CrowdStrike win/malicious_confidence_80% (W)
Qihoo-360 Generic/Trojan.Ransom.d23

How to remove Trojan:Win32/Ymacco.AA97 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.AA97 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.AA97 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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