Trojan:Win32/Ymacco.AAEC

Written by Robert Bailey

What is Trojan:Win32/Ymacco.AAEC infection?

In this article you will discover regarding the interpretation of Trojan:Win32/Ymacco.AAEC and its adverse effect on your computer. Such ransomware are a type of malware that is elaborated by on the internet scams to demand paying the ransom money by a target.

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Most of the cases, Trojan:Win32/Ymacco.AAEC ransomware will certainly instruct its targets to initiate funds move for the function of counteracting the changes that the Trojan infection has introduced to the sufferer’s tool.

Trojan:Win32/Ymacco.AAEC Summary

These adjustments 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.
  • Detected script timer window indicative of sleep style evasion;
  • 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.

  • A scripting utility was executed;
  • Checks for the presence of known windows from debuggers and forensic tools;
  • Installs itself for autorun at Windows startup.

    There is simple tactic using the Windows startup folder located at:
    C:\Users\[user-name]\AppData\Roaming\Microsoft\Windows\StartMenu\Programs\Startup Shortcut links (.lnk extension) placed in this folder will cause Windows to launch the application each time [user-name] logs into Windows.

    The registry run keys perform the same action, and can be located in different locations:

    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
    • HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
    • HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • A wscript.exe process commonly used in script or document file downloaders initiated network activity;
  • Detects VirtualBox through the presence of a registry key;
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Creates a copy of itself;
  • Ciphering the files found on the sufferer’s hard disk — so the target can no more use the information;
  • Preventing regular accessibility to the target’s workstation;

Related domains:

z.whorecord.xyz BScope.TrojanRansom.Gen
a.tomx.xyz BScope.TrojanRansom.Gen
www.blackievirus.com BScope.TrojanRansom.Gen

Trojan:Win32/Ymacco.AAEC

One of the most common networks where Trojan:Win32/Ymacco.AAEC are injected are:

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

As quickly as the Trojan is successfully injected, it will either cipher the information on the target’s PC or prevent the device from functioning in a correct manner – while additionally placing a ransom note that states the requirement for the targets to effect the payment for the purpose of decrypting the papers or restoring the data system back to the preliminary problem. In most circumstances, the ransom money note will show up when the customer restarts the COMPUTER after the system has actually already been damaged.

Trojan:Win32/Ymacco.AAEC circulation channels.

In different edges of the world, Trojan:Win32/Ymacco.AAEC expands by leaps and bounds. Nevertheless, the ransom money notes and techniques of extorting the ransom quantity may differ depending upon particular regional (regional) settings. The ransom notes as well as methods of extorting the ransom money amount may vary depending on specific regional (local) settings.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software program.

    In specific areas, the Trojans typically wrongfully report having found some unlicensed applications allowed on the target’s device. The sharp after that requires the customer to pay the ransom money.

    Faulty statements regarding prohibited web content.

    In countries where software program piracy is less popular, this approach is not as effective for the cyber scams. Alternatively, the Trojan:Win32/Ymacco.AAEC popup alert might wrongly assert to be deriving from a police organization and will certainly report having located kid pornography or other prohibited information on the device.

    Trojan:Win32/Ymacco.AAEC popup alert might incorrectly assert to be obtaining from a regulation enforcement organization as well as will report having situated child pornography or other prohibited data on the gadget. The alert will similarly include a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 23344961
md5: 6508193a5639609c74dd96c8a64972b9
name: 6508193A5639609C74DD96C8A64972B9.mlw
sha1: dbeaf719a43b0e1fee76dfd98bb2468bfb952385
sha256: 588fc15648c81715650d8cfca1024dad9f96e610f1e2788be088efd33686a3a4
sha512: 2d70feda6dd8e889a30d35c99ed6c8b9146b3782f696edb7be2152eacfc8d6d38203dc647b6cd2d6ab0d5cac968f1da8b5162df23530d54be03d3b62c9d2ad83
ssdeep: 24576:rKDcC18D8StzLWvWL0vbR59FF96X0JxQnJTk8:recC8DxziA0vbXCxR
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan:Win32/Ymacco.AAEC also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware2
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.45660074
FireEye Generic.mg.6508193a5639609c
CAT-QuickHeal Trojan.Temr
McAfee GenericRXAA-AA!6508193A5639
Cylance Unsafe
Sangfor Malware
K7AntiVirus Riskware ( 0040eff71 )
BitDefender Trojan.GenericKD.45660074
K7GW Riskware ( 0040eff71 )
Cybereason malicious.a56396
Cyren W32/A-dfcd4cc8!Eldorado
Symantec ML.Attribute.HighConfidence
TotalDefense Win32/Tnega.AKEITS
APEX Malicious
Avast Win32:Dropper-gen [Drp]
ClamAV Win.Trojan.Agent-1115797
Kaspersky HEUR:Trojan.Win32.Temr.gen
NANO-Antivirus Trojan.Win32.Temr.cwgoin
Ad-Aware Trojan.GenericKD.45660074
Emsisoft Trojan.GenericKD.45660074 (B)
Comodo TrojWare.Win32.Meredrop.WSDY@59vy3r
F-Secure Trojan.TR/Meredrop.wsdy
DrWeb Trojan.DownLoader11.4249
Zillya Trojan.Temr.Win32.30
TrendMicro TROJ_GEN.R03BC0DAV21
McAfee-GW-Edition BehavesLike.Win32.Pykse.wm
Sophos ML/PE-A + Troj/Agent-AGVW
Ikarus Trojan-Downloader.Win32.Tiny
Jiangmin Trojan.Generic.guwy
Avira TR/Meredrop.wsdy
Antiy-AVL Trojan/Win32.Temr
Microsoft Trojan:Win32/Ymacco.AAEC
Arcabit Trojan.Generic.D2B8B7AA
ZoneAlarm HEUR:Trojan.Win32.Temr.gen
GData Win32.Trojan.Agent.WP
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win32.Exploit.R105896
Acronis suspicious
BitDefenderTheta Gen:NN.ZexaF.34804.ipZ@aulnvGn
ALYac Trojan.GenericKD.45660074
MAX malware (ai score=80)
VBA32 BScope.TrojanRansom.Gen
Malwarebytes Malware.AI.3900326826
Panda Trj/Genetic.gen
ESET-NOD32 Win32/Plyromt.A
TrendMicro-HouseCall TROJ_GEN.R03BC0DAV21
Rising Trojan.Injector!1.A1C3 (CLASSIC)
Yandex Trojan.Temr!EMNCE67R25E
SentinelOne Static AI – Malicious PE
eGambit Unsafe.AI_Score_80%
Fortinet W32/GenKryptik.ESFJ!tr
AVG Win32:Dropper-gen [Drp]
CrowdStrike win/malicious_confidence_100% (D)
Qihoo-360 HEUR/QVM07.1.057B.Malware.Gen

How to remove Trojan:Win32/Ymacco.AAEC 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.

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Press “Install” button.

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Once installed, Anti-Malware will automatically run.

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Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for Trojan:Win32/Ymacco.AAEC 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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If the guide doesn’t help you to remove Trojan:Win32/Ymacco.AAEC you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/products/

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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