Trojan:Win32/Turkojan.B

Written by Robert Bailey

What is Trojan:Win32/Turkojan.B infection?

In this post you will locate regarding the definition of Trojan:Win32/Turkojan.B and its unfavorable impact on your computer. Such ransomware are a kind of malware that is elaborated by on the internet fraudulences to demand paying the ransom money by a target.

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In the majority of the cases, Trojan:Win32/Turkojan.B infection will advise its targets to start funds move for the purpose of neutralizing the amendments that the Trojan infection has actually presented to the target’s tool.

Trojan:Win32/Turkojan.B Summary

These alterations 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.
  • Attempts to connect to a dead IP:Port (1 unique times);
  • 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.

  • A process created a hidden window;
  • 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.
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Sniffs keystrokes;
  • 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 disable UAC.

    User Account Control or just UAC is a part of the Windows security system which prevents apps from making unwanted changes on PC.

    UAC includes several technologies 1:

    • File and egistry Virtualization;
    • Same-desktop Elevation;
    • Filtered Token;
    • User Interface Privilege Isolation;
    • Protected Mode Internet Explorer;
    • Installer Detection;
  • Ciphering the papers located on the target’s disk drive — so the target can no longer utilize the information;
  • Preventing regular accessibility to the victim’s workstation;
Similar behavior
Related domains
z.whorecord.xyz Ransom:Win32/Generic.97e4f97e
a.tomx.xyz Ransom:Win32/Generic.97e4f97e
claudioabreu.no-ip.org Ransom:Win32/Generic.97e4f97e

Trojan:Win32/Turkojan.B

The most common networks through which Trojan:Win32/Turkojan.B are injected are:

  • By ways of phishing e-mails;
  • As an effect of customer winding up on a source that hosts a harmful software application;

As soon as the Trojan is efficiently injected, it will either cipher the data on the sufferer’s computer or avoid the gadget from operating in a proper manner – while additionally placing a ransom note that points out the requirement for the sufferers to impact the repayment for the function of decrypting the papers or bring back the file system back to the first problem. In the majority of circumstances, the ransom money note will come up when the client restarts the COMPUTER after the system has actually currently been damaged.

Trojan:Win32/Turkojan.B distribution channels.

In various corners of the world, Trojan:Win32/Turkojan.B grows by leaps as well as bounds. However, the ransom notes as well as tricks of obtaining the ransom quantity may vary depending on certain local (regional) settings. The ransom notes as well as tricks of obtaining the ransom money amount may vary depending on certain local (regional) setups.

Ransomware injection

For instance:

    Faulty informs regarding unlicensed software program.

    In specific areas, the Trojans usually wrongfully report having actually identified some unlicensed applications made it possible for on the sufferer’s tool. The alert after that requires the user to pay the ransom money.

    Faulty statements about unlawful material.

    In countries where software program piracy is less popular, this method is not as effective for the cyber scams. Conversely, the Trojan:Win32/Turkojan.B popup alert may wrongly claim to be stemming from a police establishment and will certainly report having located child pornography or other unlawful information on the gadget.

    Trojan:Win32/Turkojan.B popup alert may falsely assert to be acquiring from a legislation enforcement establishment and will certainly report having situated kid pornography or other illegal data on the tool. The alert will likewise include a need for the user to pay the ransom money.

Technical details

File Info:

crc32: 2F74B5B9
md5: 361f7dd14185a29964bc34e380a089bf
name: 361F7DD14185A29964BC34E380A089BF.mlw
sha1: 9915a4a26b53b1e6fb171473514513d0acace8d6
sha256: 688ab805ff541cfe1c73380ee3ce355b109406e52f820ecfc0e658f17a974c50
sha512: ba67434ec8c728d423452118ef2f465fb541d3103c5732c94bdb399eadd93333469ef15e74d09df18a483cabda1e448d93c575a1b5f6134b28d115e5d2770271
ssdeep: 12288:jjkArEN249AyE/rbaMct4bO2/VVglMcKMDDXD:oFE//Tct4bOs0zKuDT
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

CompiledScript: AutoIt v3 Script: 3, 3, 6, 1
FileVersion: 3, 3, 6, 1
FileDescription:
Translation: 0x0809 0x04b0

Trojan:Win32/Turkojan.B also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware2
DrWeb Trojan.KeyLogger.19745
Cynet Malicious (score: 99)
ALYac Trojan.Generic.10005845
Cylance Unsafe
Zillya Backdoor.Turkojan.Win32.22297
Sangfor Trojan.Win32.AGEN.1012969
Alibaba Ransom:Win32/Generic.97e4f97e
Cybereason malicious.14185a
Baidu Win32.Trojan-Dropper.Autoit.v
Symantec Trojan.Gen.2
ESET-NOD32 Win32/TrojanDropper.Autoit.CL
APEX Malicious
Avast AutoIt:Dropper-K [Trj]
ClamAV Win.Trojan.Krap-1920
Kaspersky Trojan-Ransom.Win32.AutoIt.vhz
BitDefender Trojan.Generic.10005845
NANO-Antivirus Trojan.Win32.Jorik.bxbojb
MicroWorld-eScan Trojan.Generic.10005845
Tencent Win32.Trojan.Autoit.Lhnj
Ad-Aware Trojan.Generic.10005845
Sophos Mal/Generic-S
Comodo Malware@#1i277dqnv6vbc
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Injector.gc
FireEye Trojan.Generic.10005845
Emsisoft Trojan.Generic.10005845 (B)
Jiangmin Trojan.Generic.kizh
Avira HEUR/AGEN.1115128
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Trojan:Win32/Turkojan.B
AegisLab Trojan.Win32.Autoit.lwUx
GData Trojan.Generic.10005845
McAfee Artemis!361F7DD14185
MAX malware (ai score=86)
VBA32 TrojanRansom.AutoIt
Malwarebytes Trojan.Script.AI
Panda Trj/Autoit.gen
Rising Trojan.Win32.Fednu.cru (CLASSIC)
Ikarus Trojan-Dropper.Win32.Autoit
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Autoit.CL!tr
AVG AutoIt:Dropper-K [Trj]
Paloalto generic.ml

How to remove Trojan:Win32/Turkojan.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 GridinSoft2

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft3.

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/Turkojan.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:Win32/Turkojan.B you can always ask me in the comments for getting help.

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References

  1. Microsoft Ignite: How to disable User Account Control (UAC) on Windows Server
  2. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  3. More information about GridinSoft products: https://gridinsoft.com/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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