Trojan.Agent.EYHC (B)

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

What is Trojan.Agent.EYHC (B) infection?

In this post you will certainly discover about the definition of Trojan.Agent.EYHC (B) as well as its negative impact on your computer system. Such ransomware are a kind of malware that is clarified by on the internet scams to demand paying the ransom money by a sufferer.

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In the majority of the instances, Trojan.Agent.EYHC (B) infection will certainly advise its sufferers to initiate funds move for the function of neutralizing the changes that the Trojan infection has actually presented to the sufferer’s gadget.

Trojan.Agent.EYHC (B) 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.
  • Mimics the system’s user agent string for its own requests;
  • Expresses interest in specific running processes;
  • HTTP traffic contains suspicious features which may be indicative of malware related traffic;
  • Performs some HTTP requests;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the files found on the victim’s hard disk — so the sufferer can no longer make use of the data;
  • 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.Agent.EYHC (B)

The most regular networks through which Trojan.Agent.EYHC (B) Ransomware are infused are:

  • By ways of phishing emails;
  • As an effect of customer ending up on a resource that holds a destructive software program;

As quickly as the Trojan is efficiently infused, it will either cipher the information on the victim’s PC or avoid the tool from working in a correct manner – while also putting a ransom note that points out the need for the victims to effect the repayment for the function of decrypting the records or bring back the documents system back to the preliminary problem. In many circumstances, the ransom note will certainly come up when the client restarts the PC after the system has already been harmed.

Trojan.Agent.EYHC (B) distribution networks.

In numerous edges of the globe, Trojan.Agent.EYHC (B) grows by leaps and bounds. Nevertheless, the ransom notes and techniques of obtaining the ransom amount might differ relying on specific neighborhood (regional) setups. The ransom money notes and tricks of extorting the ransom amount might differ depending on certain regional (regional) setups.

Ransomware injection

For instance:

    Faulty notifies regarding unlicensed software program.

    In specific locations, the Trojans often wrongfully report having actually identified some unlicensed applications allowed on the victim’s gadget. The sharp then requires the customer to pay the ransom.

    Faulty declarations concerning illegal material.

    In nations where software application piracy is less preferred, this technique is not as efficient for the cyber frauds. Alternatively, the Trojan.Agent.EYHC (B) popup alert may falsely assert to be deriving from a police organization and will report having located kid porn or various other illegal data on the device.

    Trojan.Agent.EYHC (B) popup alert might wrongly claim to be acquiring from a legislation enforcement establishment and will report having located kid pornography or other illegal data on the gadget. The alert will in a similar way have a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 8585E832
md5: 4495629b9ef88657d673cf00d5734258
name: 1dWsY6DXM4hHO.exe
sha1: 565f4812478c79cb2d70543b24d320c09ada59de
sha256: f99cb0b16a631debbd6e9547fc1c298479a9c2e5713867df99f06093b1751a3a
sha512: 544ef049b869f4fa917b8f06fdc224bd2750743d19e616348dab626b0b439d019db3278d62818c35a53e8f0c520ce31017aa557eefd26f849cbe89714df550af
ssdeep: 6144:Zc/DFK7LQRhpA1AuScJ2dGuK+COooFiSRbrMG+iApQUfX4QZLvpt6cTA:ZqFK822urJ2hKNOooDRkGL6Hrpt
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Agent.EYHC (B) also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetectVM.malware2
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.Agent.EYHC
Qihoo-360Generic/HEUR/QVM08.0.E5BB.Malware.Gen
McAfeeRDN/Emotet
CylanceUnsafe
CrowdStrikewin/malicious_confidence_70% (W)
BitDefenderTrojan.Agent.EYHC
K7GWTrojan ( 00571ef71 )
K7AntiVirusTrojan ( 00571ef71 )
CyrenW32/Kryptik.CIF.gen!Eldorado
SymantecML.Attribute.HighConfidence
APEXMalicious
AvastWin32:Trojan-gen
ClamAVWin.Trojan.Generic-9784952-0
KasperskyHEUR:Trojan-Banker.Win32.Emotet.gen
AegisLabTrojan.Win32.Generic.4!c
RisingTrojan.Generic@ML.85 (RDMK:YbEhqj2shQ4z5C72n7dE/g)
Ad-AwareTrojan.Agent.EYHC
EmsisoftTrojan.Agent.EYHC (B)
F-SecureTrojan.TR/AD.Emotet.foi
DrWebTrojan.Emotet.1047
InvinceaGeneric ML PUA (PUA)
McAfee-GW-EditionBehavesLike.Win32.Emotet.fc
FireEyeGeneric.mg.4495629b9ef88657
IkarusTrojan-Banker.Emotet
AviraTR/AD.Emotet.foi
MAXmalware (ai score=86)
MicrosoftTrojan:Win32/EmotetCrypt.ARK!MTB
GridinsoftRansom.Win32.Wacatac.oa!s1
ArcabitTrojan.Agent.EYHC
ZoneAlarmHEUR:Trojan-Banker.Win32.Emotet.gen
GDataTrojan.Agent.EYHC
CynetMalicious (score: 100)
AhnLab-V3Malware/Win32.Generic.C4215257
BitDefenderThetaGen:NN.ZexaF.34590.yqW@a8ifB2he
ALYacTrojan.Agent.Emotet
MalwarebytesTrojan.Emotet
ESET-NOD32Win32/Emotet.CM
TencentWin32.Trojan-banker.Emotet.Pcsr
FortinetW32/Emotet.AMH!tr
AVGWin32:Trojan-gen
Cybereasonmalicious.2478c7
Paloaltogeneric.ml

How to remove Trojan.Agent.EYHC (B) 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 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.Agent.EYHC (B) 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.Agent.EYHC (B) 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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