Trojan.Agent.Disbuk

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

What is Trojan.Agent.Disbuk infection?

In this post you will locate about the interpretation of Trojan.Agent.Disbuk as well as its unfavorable effect on your computer. Such ransomware are a kind of malware that is clarified by on the internet scams to demand paying the ransom by a sufferer.

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In the majority of the instances, Trojan.Agent.Disbuk ransomware will advise its sufferers to launch funds move for the function of neutralizing the amendments that the Trojan infection has introduced to the target’s tool.

Trojan.Agent.Disbuk 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.
  • 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.

  • Drops a binary and executes it. Trojan-Downloader installs itself to the system and waits until an Internet connection becomes available to connect to a remote server or website in order to download additional malware onto the infected computer.
  • 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.
  • Ciphering the records found on the target’s disk drive — so the sufferer can no more 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.Disbuk

One of the most regular channels where Trojan.Agent.Disbuk Ransomware are infused are:

  • By ways of phishing emails;
  • As a consequence of customer ending up on a source that organizes a destructive software application;

As quickly as the Trojan is successfully infused, it will either cipher the information on the target’s computer or prevent the gadget from working in a proper way – while also positioning a ransom note that points out the demand for the sufferers to effect the payment for the objective of decrypting the documents or restoring the data system back to the first problem. In a lot of instances, the ransom money note will come up when the customer reboots the PC after the system has actually already been harmed.

Trojan.Agent.Disbuk distribution networks.

In different edges of the world, Trojan.Agent.Disbuk grows by leaps and bounds. Nonetheless, the ransom money notes and techniques of obtaining the ransom quantity might differ depending on certain regional (local) setups. The ransom money notes and also methods of obtaining the ransom money quantity may differ depending on particular neighborhood (local) setups.

Ransomware injection

For example:

    Faulty alerts about unlicensed software application.

    In particular areas, the Trojans typically wrongfully report having actually identified some unlicensed applications made it possible for on the target’s device. The alert after that demands the user to pay the ransom.

    Faulty statements regarding prohibited material.

    In nations where software piracy is much less prominent, this technique is not as efficient for the cyber frauds. Conversely, the Trojan.Agent.Disbuk popup alert may falsely assert to be stemming from a police organization as well as will report having situated kid porn or various other illegal information on the device.

    Trojan.Agent.Disbuk popup alert may incorrectly declare to be acquiring from a law enforcement establishment as well as will report having situated kid porn or other prohibited data on the device. The alert will similarly contain a need for the user to pay the ransom.

Technical details

File Info:

crc32: C4ADC20D
md5: 6490c6b3c846e2195abc07cc124df3b1
name: ytbticket.exe
sha1: 91ffde21e116a0d7f0b522632268e102f0a6a847
sha256: fbfaf6b255e1e0aecffd51a1f98827b04adf979fc02a1fcefb823bb655028ae1
sha512: e4b5f07a4b947cc6aeaa73473e290a959a7c81f5b3e6945d72492be9d22a58d5940bb33e893ecf51b057233af99293e3652c3c37d35504044b3aa80f74006cd0
ssdeep: 49152:ecW4fituJPwGFZ9X+ez1/Dee+Sj+0nB2VQ:eX4ats5DdVh7N+Sj+G
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright:
FileVersion:
CompanyName:
Comments: This installation was built with Inno Setup.
ProductName: pdfreader2019
ProductVersion: 20.01
FileDescription: pdfreader2019 Setup
OriginalFileName:
Translation: 0x0000 0x04b0

Trojan.Agent.Disbuk also known as:

GridinSoft Trojan.Ransom.Gen
DrWeb Trojan.PWS.Stealer.27842
MicroWorld-eScan Trojan.GenericKD.33191745
FireEye Trojan.GenericKD.33191745
CAT-QuickHeal Trojanpws.Disbuk
ALYac Trojan.Agent.Disbuk
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
Sangfor Malware
K7AntiVirus Spyware ( 0054853f1 )
BitDefender Trojan.GenericKD.33191745
K7GW Spyware ( 0054853f1 )
TrendMicro Trojan.Win32.MALREP.THBBFBO
BitDefenderTheta Gen:NN.ZexaF.34090.Dm1@aK!FtUbj
APEX Malicious
GData Trojan.GenericKD.33191745
Kaspersky HEUR:Trojan-PSW.Win32.Disbuk.gen
Alibaba TrojanSpy:Win32/Vigorf.e75e499c
NANO-Antivirus Trojan.Win32.Stealer.guvczd
ViRobot Trojan.Win32.Z.Socelars.1892036
AegisLab Trojan.Win32.Disbuk.i!c
Tencent Win32.Trojan-qqpass.Qqrob.Wops
Ad-Aware Trojan.GenericKD.33191745
Sophos Mal/Generic-S
F-Secure Heuristic.HEUR/AGEN.1045826
McAfee-GW-Edition BehavesLike.Win32.Ransomware.tc
Emsisoft Trojan-Spy.Socelars (A)
Ikarus Trojan-Spy.Agent
Cyren W32/Trojan.WMMB-8331
MaxSecure Trojan.Malware.1728101.susgen
Avira HEUR/AGEN.1045826
Endgame malicious (high confidence)
Arcabit Trojan.Generic.D1FA7741
ZoneAlarm HEUR:Trojan-PSW.Win32.Disbuk.gen
Microsoft Trojan:Win32/Vigorf.A
AhnLab-V3 Trojan/Win32.Disbuk.R302815
McAfee Dropper-FWS!6490C6B3C846
MAX malware (ai score=100)
VBA32 TrojanPSW.Disbuk
Malwarebytes Spyware.Socelars
Panda Trj/CI.A
ESET-NOD32 a variant of Win32/Spy.Socelars.S
TrendMicro-HouseCall Trojan.Win32.MALREP.THBBFBO
Rising Spyware.Socelars!8.EBE4 (CLOUD)
Fortinet W32/Disbuk.S!tr
Webroot W32.Malware.gen
AVG Win32:PWSX-gen [Trj]
Avast Win32:PWSX-gen [Trj]
Qihoo-360 Win32/Trojan.PSW.3d5

How to remove Trojan.Agent.Disbuk 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.

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.Disbuk 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.Agent.Disbuk 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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