Trojan.Downloader.EY

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

What is Trojan.Downloader.EY infection?

In this short article you will locate about the interpretation of Trojan.Downloader.EY as well as its unfavorable impact on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet scams to demand paying the ransom by a victim.

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In the majority of the cases, Trojan.Downloader.EY infection will certainly instruct its sufferers to start funds move for the purpose of reducing the effects of the amendments that the Trojan infection has introduced to the target’s device.

Trojan.Downloader.EY Summary

These modifications can be as follows:

  • Attempts to connect to a dead IP:Port (1 unique times);
  • A process attempted to delay the analysis task.;
  • Performs some HTTP requests;
  • Unconventionial binary language: Chinese (Simplified);
  • Unconventionial language used in binary resources: Chinese (Simplified);
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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
  • Attempts to modify proxy settings. This trick used for inject malware into connection between browser and server;
  • Ciphering the papers situated on the target’s hard drive — so the victim can no longer use the information;
  • Preventing normal access 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.
Similar behavior
Related domains
www.87du.vipRansom_Genasom.R01FC0DA620

Trojan.Downloader.EY

One of the most common channels where Trojan.Downloader.EY Ransomware are injected are:

  • By methods of phishing emails;
  • As an effect of user ending up on a source that holds a harmful software program;

As soon as the Trojan is successfully injected, it will either cipher the data on the target’s PC or avoid the gadget from working in a correct manner – while likewise positioning a ransom note that discusses the requirement for the sufferers to effect the payment for the function of decrypting the files or bring back the file system back to the preliminary problem. In the majority of circumstances, the ransom money note will turn up when the customer reboots the COMPUTER after the system has actually already been damaged.

Trojan.Downloader.EY distribution networks.

In various corners of the world, Trojan.Downloader.EY grows by leaps as well as bounds. However, the ransom money notes as well as methods of extorting the ransom money quantity may vary depending upon particular local (regional) settings. The ransom money notes as well as techniques of obtaining the ransom money amount may vary depending on particular local (regional) settings.

Ransomware injection

As an example:

    Faulty informs about unlicensed software application.

    In certain locations, the Trojans commonly wrongfully report having actually identified some unlicensed applications enabled on the sufferer’s tool. The alert then requires the user to pay the ransom.

    Faulty statements about prohibited material.

    In nations where software program piracy is less preferred, this method is not as efficient for the cyber frauds. Alternatively, the Trojan.Downloader.EY popup alert may falsely declare to be stemming from a law enforcement establishment as well as will report having located youngster pornography or other prohibited data on the device.

    Trojan.Downloader.EY popup alert may falsely declare to be acquiring from a legislation enforcement establishment and also will report having situated child pornography or other illegal data on the device. The alert will similarly contain a need for the customer to pay the ransom money.

Technical details

File Info:

crc32: AF8092ED
md5: 5850abb71b88984dcd99df5b223f7d29
name: svchast.exe
sha1: 62d44b37df880cb93c2c0f7d55ef066bd3cbfe5a
sha256: 66dba73f1e3b51b3750ad33f9774ec88cbd0cbe603357d41ec4d42f75f1bcecb
sha512: 229be459c54e7a8e6fa92d839e7ac4a6cf6d364303167c2d332352dba76a9b4c85fe23a8fda68060bcf5da63244c3fbeabaa81f8e9ff1cf17f5920b65289868f
ssdeep: 49152:bTrT3aENk4gdekluBd1IDj6j1dxRF5zTaKbYEoc+s8KuqGaX0ToIBAUZLYqu9FUH:PQ4gdw3ogRFZoPJBAUZLbEUH
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: x4f5cx8005x7248x6743x6240x6709 x8bf7x5c0ax91cdx5e76x4f7fx7528x6b63x7248
FileVersion: 1.0.0.0
Comments: x672cx7a0bx5e8fx4f7fx7528x6613x8bedx8a00x7f16x5199(http://www.eyuyan.com)
ProductName: Windows x670dx52a1x4e3bx8fdbx7a0b
ProductVersion: 1.0.0.0
FileDescription: Windows x670dx52a1x4e3bx8fdbx7a0b
Translation: 0x0804 0x04b0

Trojan.Downloader.EY also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware
DrWebTrojan.DownLoader32.44377
MicroWorld-eScanTrojan.GenericKD.32913754
FireEyeGeneric.mg.5850abb71b88984d
McAfeeFlyagent.d
CylanceUnsafe
SangforMalware
K7AntiVirusTrojan ( 00521b151 )
BitDefenderTrojan.GenericKD.32913754
K7GWTrojan ( 00521b151 )
CrowdStrikewin/malicious_confidence_100% (W)
TrendMicroRansom_Genasom.R01FC0DA620
BitDefenderThetaGen:NN.ZexaF.33558.Bs0@aiiqpPcb
F-ProtW32/S-ea8e18be!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Trojan-gen
ClamAVWin.Trojan.Agent-7497113-0
GDataWin32.Application.PUPStudio.A
KasperskyTrojan.Win32.Gotango.gkdz
AlibabaTrojan:Win32/Gotango.1ab5c677
NANO-AntivirusVirus.Win32.Agent.dvixmz
ViRobotTrojan.Win32.S.Infostealer.2551808
AegisLabTrojan.Win32.Gotango.4!c
RisingRansom.Genasom!8.293 (TFE:dGZlOgXS+ribyoMU+Q)
Ad-AwareTrojan.GenericKD.32913754
EmsisoftTrojan.GenericKD.32913754 (B)
ComodoTrojWare.Win32.Agent.OSCF@5rs7jr
F-SecureTrojan.TR/Genasom.emtoc
Invinceaheuristic
McAfee-GW-EditionBehavesLike.Win32.Generic.vc
Trapminemalicious.high.ml.score
SophosMal/Generic-S
CyrenW32/S-ea8e18be!Eldorado
WebrootW32.Trojan.Gen
AviraTR/Genasom.emtoc
Endgamemalicious (high confidence)
ArcabitTrojan.Generic.D1F6395A
SUPERAntiSpywareTrojan.Agent/Gen-OnlineGames
ZoneAlarmTrojan.Win32.Gotango.gkdz
MicrosoftRansom:Win32/Genasom.ID
TACHYONTrojan/W32.Gotango.2551808
Acronissuspicious
VBA32BScope.Trojan.BtcMine
ALYacTrojan.GenericKD.32913754
MAXmalware (ai score=87)
MalwarebytesTrojan.Downloader.EY
PandaTrj/Genetic.gen
ESET-NOD32a variant of Win32/FlyStudio.OPR
TrendMicro-HouseCallRansom_Genasom.R01FC0DA620
SentinelOneDFI – Malicious PE
eGambitUnsafe.AI_Score_94%
FortinetW32/Agent.SCLK!tr
AVGWin32:Trojan-gen
Cybereasonmalicious.7df880
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.f79

How to remove Trojan.Downloader.EY ransomware?

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 install-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.Downloader.EY 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.Downloader.EY 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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