Trojan:Win32/Ymacco.AB1E

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is Trojan:Win32/Ymacco.AB1E infection?

In this short article you will locate concerning the definition of Trojan:Win32/Ymacco.AB1E and also its unfavorable impact on your computer system. Such ransomware are a form of malware that is specified by online frauds to demand paying the ransom by a target.

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In the majority of the cases, Trojan:Win32/Ymacco.AB1E infection will instruct its targets to initiate funds transfer for the function of reducing the effects of the changes that the Trojan infection has actually introduced to the sufferer’s device.

Trojan:Win32/Ymacco.AB1E Summary

These alterations can be as adheres to:

  • 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.
  • Unconventionial language used in binary resources: Russian;
  • 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 sufferer’s hard drive — so the target can no more utilize the information;
  • Preventing normal accessibility to the sufferer’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Trojan:Win32/Ymacco.AB1E

One of the most normal channels through which Trojan:Win32/Ymacco.AB1E Trojans are injected are:

  • By ways of phishing e-mails;
  • As a repercussion of individual ending up on a source that hosts a malicious software application;

As quickly as the Trojan is efficiently injected, it will either cipher the information on the victim’s computer or stop the gadget from working in an appropriate fashion – while additionally positioning a ransom note that states the requirement for the victims to effect the settlement for the objective of decrypting the documents or restoring the file system back to the first condition. In the majority of instances, the ransom money note will show up when the customer restarts the COMPUTER after the system has actually already been harmed.

Trojan:Win32/Ymacco.AB1E distribution channels.

In numerous corners of the world, Trojan:Win32/Ymacco.AB1E grows by leaps and bounds. However, the ransom notes and also techniques of obtaining the ransom quantity may vary depending on certain regional (regional) settings. The ransom money notes and tricks of extorting the ransom money amount might vary depending on certain local (local) setups.

Ransomware injection

For example:

    Faulty alerts regarding unlicensed software application.

    In certain locations, the Trojans typically wrongfully report having actually found some unlicensed applications made it possible for on the target’s gadget. The alert then demands the individual to pay the ransom.

    Faulty declarations concerning unlawful web content.

    In countries where software program piracy is much less prominent, this method is not as reliable for the cyber fraudulences. Additionally, the Trojan:Win32/Ymacco.AB1E popup alert might wrongly declare to be deriving from a police establishment and also will certainly report having situated kid porn or various other unlawful data on the device.

    Trojan:Win32/Ymacco.AB1E popup alert might wrongly declare to be deriving from a law enforcement institution and also will certainly report having located youngster pornography or other unlawful information on the gadget. The alert will similarly include a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: E28747F3
md5: e1e3dfa48a1c431aa2167a9bdf586f00
name: E1E3DFA48A1C431AA2167A9BDF586F00.mlw
sha1: 2b2477b99498f1ad41c8f9bef0f014a0042d0d05
sha256: 1e01c8e4b81c1aa345b12543f032eb64540bfc4f8f6109ef8f334c9c59e6f511
sha512: c3e3260bf371bb8f4070b42c20400814d2e204cf1474672cf83d98d0d8a3e1adc279b2597207f05730ea030101d63b90da087679cfa1e4b7ceb137bf4a907db2
ssdeep: 384:lUkP1kSf0S3yc2+DFfRI7xbiNb4A2lO26QbM34OC3L3PpQ0lcCgsQImnI/QAnIZ:lR1kRSCsfRlNM4Qw3U3Ly+cCgHIYAI
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright (C) 2011 Heaventools Software
InternalName: Gsn.exe
FileVersion: 3.0.79.4
CompanyName: BitDefender
ProductName: Gusno
ProductVersion: 3.0.79.4
FileDescription: Gan
OriginalFilename: Gusn.exe
Translation: 0x004b 0x04b0

Trojan:Win32/Ymacco.AB1E also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
Elasticmalicious (high confidence)
DrWebTrojan.Winlock.3445
MicroWorld-eScanGen:Variant.Ransom.10
FireEyeGeneric.mg.e1e3dfa48a1c431a
ALYacGen:Variant.Ransom.10
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforTrojan.Win32.Generic.ky
K7AntiVirusTrojan ( 00274f891 )
BitDefenderGen:Variant.Ransom.10
K7GWTrojan ( 00274f891 )
Cybereasonmalicious.48a1c4
BitDefenderThetaGen:NN.ZexaF.34590.bu0@aq21x0nc
CyrenW32/Ransom.O.gen!Eldorado
SymantecML.Attribute.HighConfidence
TrendMicro-HouseCallTROJ_KRYPTK.SM21
AvastWin32:Malware-gen
ClamAVWin.Trojan.Pornoasset-44
KasperskyHEUR:Trojan.Win32.Generic
AlibabaTrojan:Win32/Kryptik.f9bbf8bd
NANO-AntivirusTrojan.Win32.Winlock.eiavru
AegisLabTrojan.Win32.Generic.4!c
TencentMalware.Win32.Gencirc.114b5f6b
Ad-AwareGen:Variant.Ransom.10
EmsisoftGen:Variant.Ransom.10 (B)
ComodoMalware@#32035w7qcgpcg
F-SecureTrojan.TR/Crypt.XPACK.Gen
TrendMicroTROJ_KRYPTK.SM21
McAfee-GW-EditionBehavesLike.Win32.Dropper.mm
SophosMal/Generic-S
IkarusTrojan-Ransom.PornoAsset
WebrootW32.Rogue.Pornoasset.Gen
AviraTR/Crypt.XPACK.Gen
MAXmalware (ai score=83)
Antiy-AVLTrojan/Win32.AGeneric
MicrosoftTrojan:Win32/Ymacco.AB1E
ArcabitTrojan.Ransom.10
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataGen:Variant.Ransom.10
CynetMalicious (score: 100)
AhnLab-V3Trojan/Win32.PornoAsset.R20667
McAfeeArtemis!E1E3DFA48A1C
VBA32BScope.Trojan.Winlock
MalwarebytesSpyware.PasswordStealer.XGen
PandaGeneric Malware
APEXMalicious
ESET-NOD32a variant of Win32/Kryptik.ONM
RisingTrojan.Generic!8.C3 (CLOUD)
YandexTrojan.PornoAsset!K++GQUJgFXA
SentinelOneStatic AI – Malicious PE
FortinetW32/KRYPTK.SM21!tr
AVGWin32:Malware-gen
CrowdStrikewin/malicious_confidence_100% (D)
Qihoo-360Win32/Trojan.Generic.HwgARi8A

How to remove Trojan:Win32/Ymacco.AB1E ransomware?

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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There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

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.AB1E 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.AB1E 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/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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