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

What is Trojan.Win32.Agentb.khss infection?

In this article you will find regarding the definition of Trojan.Win32.Agentb.khss and also its unfavorable influence on your computer system. Such ransomware are a form of malware that is clarified by on the internet scams to demand paying the ransom by a sufferer.

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Most of the instances, Trojan.Win32.Agentb.khss ransomware will certainly instruct its sufferers to launch funds transfer for the objective of reducing the effects of the changes that the Trojan infection has actually presented to the target’s tool.

Trojan.Win32.Agentb.khss Summary

These modifications can be as complies with:

  • 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;
  • Attempts to repeatedly call a single API many times in order to delay analysis time. This significantly complicates the work of the virus analyzer. Typical malware tactics!
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers located on the sufferer’s hard disk — so the sufferer can no longer utilize the data;
  • Preventing routine access to the sufferer’s workstation;


One of the most common channels through which Trojan.Win32.Agentb.khss are infused are:

  • By ways of phishing emails;
  • As a consequence of customer winding up on a source that hosts a destructive software;

As soon as the Trojan is effectively infused, it will certainly either cipher the data on the target’s computer or avoid the device from operating in a correct way – while likewise positioning a ransom note that mentions the requirement for the sufferers to effect the repayment for the purpose of decrypting the records or bring back the documents system back to the initial condition. In a lot of instances, the ransom money note will certainly turn up when the client restarts the COMPUTER after the system has actually currently been damaged.

Trojan.Win32.Agentb.khss circulation channels.

In different edges of the world, Trojan.Win32.Agentb.khss grows by leaps and also bounds. However, the ransom money notes and tricks of extorting the ransom money amount might vary relying on particular neighborhood (regional) setups. The ransom notes as well as techniques of extorting the ransom quantity may vary depending on specific regional (regional) settings.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software program.

    In certain locations, the Trojans commonly wrongfully report having actually spotted some unlicensed applications made it possible for on the target’s tool. The sharp then demands the individual to pay the ransom money.

    Faulty statements about illegal content.

    In countries where software application piracy is much less popular, this method is not as efficient for the cyber frauds. Additionally, the Trojan.Win32.Agentb.khss popup alert might incorrectly claim to be deriving from a police organization as well as will report having located child porn or other prohibited information on the gadget.

    Trojan.Win32.Agentb.khss popup alert may incorrectly claim to be acquiring from a law enforcement establishment and also will certainly report having located kid pornography or other unlawful data on the device. The alert will in a similar way have a need for the user to pay the ransom.

Technical details

File Info:

crc32: 34F32616
md5: 7fb67bd02b7d3a3be282fa1a7c296f44
name: 7FB67BD02B7D3A3BE282FA1A7C296F44.mlw
sha1: f16c5c995bfd7ed47713b90c8e7800cfad425e60
sha256: d4e0e140d497e81186d7a21099b4e9f2bc3fad7719bd5814c7143485f4f4d92f
sha512: 2bc7b56d67fcc9de4677af52741f96f8913cad24654a536229c2e7320942628d7cc1be8d726647f49e031b345570ff352264696b7911517df1c866d0b8264e8b
ssdeep: 6144:WlLMUG2gFWLDFO9vNa11y3NPcJufFFTXNZrjJTKc:W5MT4WNaHy9P1FjbrjlKc
type: PE32 executable (DLL) (console) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Trojan.Win32.Agentb.khss also known as:

GridinSoft Trojan.Ransom.Gen
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKDZ.72500
CAT-QuickHeal Trojan.Emotet.S18234474
McAfee Emotet-FSM!7FB67BD02B7D
Cylance Unsafe
Zillya Trojan.Agent.Win32.1674130
K7AntiVirus Riskware ( 0040eff71 )
Alibaba Trojan:Win32/Agentb.59d0f153
K7GW Riskware ( 0040eff71 )
CrowdStrike win/malicious_confidence_100% (D)
Arcabit Trojan.Generic.D11B34
Cyren W32/Emotet.BAK.gen!Eldorado
Symantec Packed.Generic.586
APEX Malicious
Avast Win32:CrypterX-gen [Trj]
ClamAV Win.Trojan.Emotet-9820770-0
Kaspersky Trojan.Win32.Agentb.khss
BitDefender Trojan.GenericKDZ.72500
Rising Trojan.Emotet!1.D149 (CLASSIC)
Ad-Aware Trojan.GenericKDZ.72500
TACHYON Trojan/W32.Emotet.280064
Sophos Mal/Generic-R + Troj/Emotet-CVT
F-Secure Trojan.TR/AD.MalwareCrypter.coekl
DrWeb Trojan.Emotet.1092
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R002C0DAE21
McAfee-GW-Edition Emotet-FSM!7FB67BD02B7D
Emsisoft Trojan.Emotet (A)
Ikarus Trojan-Banker.Emotet
Jiangmin Trojan.Agentb.iqg
Avira TR/AD.MalwareCrypter.coekl
Antiy-AVL Trojan/Win32.Kryptik
Gridinsoft Ransom.Win32.Wacatac.oa!s1
Microsoft Trojan:Win32/EmotetCrypt.PEF!MTB
ZoneAlarm Trojan.Win32.Agentb.khss
GData Trojan.GenericKDZ.72500
Cynet Malicious (score: 100)
AhnLab-V3 Malware/Win32.RL_Generic.R362963
BitDefenderTheta Gen:NN.ZedlaF.34780.ru4@a8wT3ici
ALYac Trojan.Agent.Emotet
MAX malware (ai score=83)
VBA32 Trojan.Emotet
Malwarebytes Trojan.Emotet
ESET-NOD32 a variant of Win32/Kryptik.HITP
TrendMicro-HouseCall TROJ_GEN.R002C0DAE21
Tencent Malware.Win32.Gencirc.10ce316a
Fortinet W32/Kryptik.HAHT!tr
AVG Win32:CrypterX-gen [Trj]
Panda Trj/Genetic.gen
Qihoo-360 Generic/HEUR/QVM40.1.98F7.Malware.Gen

How to remove Trojan.Win32.Agentb.khss 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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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.Agentb.khss 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.Agentb.khss you can always ask me in the comments for getting help.

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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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