Trojan.Mentiger

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

What is Trojan.Mentiger infection?

In this short article you will discover concerning the interpretation of Trojan.Mentiger and also its adverse effect on your computer system. Such ransomware are a kind of malware that is elaborated by on the internet scams to require paying the ransom by a target.

GridinSoft Anti-Malware Review
It is better to prevent, than repair and repent!
When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
Gridinsoft Anti-Malware 6-day trial available.
EULA | Privacy Policy | 10% Off Coupon
Subscribe to our Telegram channel to be the first to know about news and our exclusive materials on information security.

In the majority of the situations, Trojan.Mentiger infection will instruct its sufferers to initiate funds move for the purpose of neutralizing the modifications that the Trojan infection has presented to the sufferer’s device.

Trojan.Mentiger Summary

These adjustments 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.
  • 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.

  • Unconventionial binary language: Russian;
  • Unconventionial language used in binary resources: Russian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Creates or sets a registry key to a long series of bytes, possibly to store a binary or malware config;
  • Mimics the file times of a Windows system file;
  • 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
  • Creates a hidden or system file. The malware adds the hidden attribute to every file and folder on your system, so it appears as if everything has been deleted from your hard drive.
  • Attempts to identify installed AV products by installation directory;
  • Creates a copy of itself;
  • Ciphering the files located on the target’s hard drive — so the victim can no more use the information;
  • Preventing normal accessibility to the target’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.Mentiger

One of the most normal channels where Trojan.Mentiger Ransomware are injected are:

  • By methods of phishing e-mails. Email phishing is a cyber attack that uses disguised email as a goal is to trick the recipient into believing that the message is something they want or need — a request from their bank, for instance, or a note from someone in their company — and to click a link for download a malware.
  • As a consequence of user winding up on a source that hosts a destructive software application;

As soon as the Trojan is successfully injected, it will either cipher the information on the target’s PC or protect against the gadget from operating in a proper manner – while additionally positioning a ransom note that states the need for the victims to impact the payment for the function of decrypting the files or bring back the data system back to the preliminary problem. In most circumstances, the ransom money note will certainly turn up when the client restarts the PC after the system has currently been damaged.

Trojan.Mentiger distribution channels.

In different corners of the globe, Trojan.Mentiger grows by leaps as well as bounds. Nonetheless, the ransom money notes and also methods of obtaining the ransom amount might differ depending upon specific regional (regional) setups. The ransom notes and also techniques of obtaining the ransom money amount may differ depending on particular regional (regional) settings.

Ransomware injection

As an example:

    Faulty notifies about unlicensed software application.

    In certain locations, the Trojans typically wrongfully report having spotted some unlicensed applications allowed on the target’s gadget. The sharp after that requires the customer to pay the ransom.

    Faulty statements concerning prohibited material.

    In nations where software application piracy is much less prominent, this method is not as effective for the cyber frauds. Conversely, the Trojan.Mentiger popup alert might falsely declare to be stemming from a police institution and will report having situated youngster pornography or other prohibited information on the tool.

    Trojan.Mentiger popup alert might falsely assert to be acquiring from a legislation enforcement establishment and also will report having situated child pornography or other unlawful data on the gadget. The alert will likewise contain a need for the customer to pay the ransom.

Technical details

File Info:

crc32: DC3CFC66
md5: be5bf5bab89106f2f24d894e1a91c13d
name: BE5BF5BAB89106F2F24D894E1A91C13D.mlw
sha1: cd8e62315c8bb629798233340a644246a257295d
sha256: c2a5caa1791179d75ba601e6fb7565082eb0911f8d868999a7aebe4141e3249e
sha512: a7612d9ab8d53d9d4773d1835d4e2e6aa0da8a128b9fd991d9ed8a6a657ed9780d035c0fc202d47211f84c45dcb26994a4193c27310f048a3bedf245453f7a26
ssdeep: 6144:LRUjMoj58kG8B0Ja2D7u1TJCQ0lO0DdDQbZ78BeYziRrulPkUmlcdV0:L4z+kG8B0Jv61NCQ0NDu97m8rWASdV0
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright 2008-2011 x41ex41ex41e x42fx43dx434x435x43ax441
InternalName: Punto Switcher Unloader
FileVersion: 3.2.3.51
CompanyName: x41ex41ex41e x42fx43dx434x435x43a x441
Comments: x412x44bx433x440x443x437x447x438x43a Punto Switcher
ProductName: Punto Switcher
ProductVersion: 3.2.3.51
FileDescription: x412x44bx433x440x443x437x447x438x43a Punto Switcher
Translation: 0x0419 0x04b0

Trojan.Mentiger also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
K7AntiVirus Trojan ( 0051d6d01 )
Elastic malicious (high confidence)
DrWeb Trojan.Encoder.4691
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.Mentiger
ALYac Trojan.Ransom.Cerber.1
Cylance Unsafe
Zillya Trojan.Cerber.Win32.47
Sangfor Ransom.Win32.Cerber_100.se
CrowdStrike win/malicious_confidence_100% (D)
Alibaba Ransom:Win32/Cerber.609d8810
K7GW Trojan ( 0051d6d01 )
Cybereason malicious.ab8910
Baidu Win32.Trojan.Kryptik.arx
Cyren W32/S-68b4cf76!Eldorado
Symantec Packed.Generic.459
ESET-NOD32 Win32/Filecoder.Cerber.B
APEX Malicious
Avast Win32:Trojan-gen
ClamAV Win.Ransomware.Cerber-9815537-0
Kaspersky HEUR:Packed.Win32.Mentiger.gen
BitDefender Trojan.Ransom.Cerber.1
NANO-Antivirus Trojan.Win32.Mentiger.eveufj
MicroWorld-eScan Trojan.Ransom.Cerber.1
Tencent Malware.Win32.Gencirc.10b558f5
Ad-Aware Trojan.Ransom.Cerber.1
Sophos ML/PE-A + Mal/Ransom-EJ
Comodo TrojWare.Win32.Kryptik.ERJ@6l0vie
BitDefenderTheta Gen:NN.ZexaF.34722.Jq1@a8jZRRlk
VIPRE Trojan.Win32.Generic!BT
TrendMicro Ransom_HPCERBER.SM30
McAfee-GW-Edition BehavesLike.Win32.Generic.hm
FireEye Generic.mg.be5bf5bab89106f2
Emsisoft Trojan.Ransom.Cerber.1 (B)
SentinelOne Static AI – Malicious PE
Jiangmin Downloader.LMN.dyr
Avira HEUR/AGEN.1129194
eGambit Unsafe.AI_Score_98%
Antiy-AVL Trojan/Generic.ASMalwS.1A283F7
Microsoft Ransom:Win32/Cerber.A
Arcabit Trojan.Ransom.Cerber.1
AegisLab Hacktool.Win32.Generic.x!c
GData Trojan.Ransom.Cerber.1
AhnLab-V3 Win-Trojan/Cerber.Gen
Acronis suspicious
McAfee GenericRXDH-PH!BE5BF5BAB891
MAX malware (ai score=100)
VBA32 BScope.Trojan.Menti
Malwarebytes Malware.AI.3142787199
Panda Trj/GdSda.A
TrendMicro-HouseCall Ransom_HPCERBER.SM30
Rising Trojan.Kryptik!1.AF0E (CLASSIC)
Yandex Trojan.GenAsa!HzcDJQt4zHM
Ikarus Trojan.Win32.Filecoder
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Kryptik.HEKH!tr
AVG Win32:Trojan-gen
Paloalto generic.ml

How to remove Trojan.Mentiger 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

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

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.Mentiger 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.Mentiger you can always ask me in the comments for getting help.

Sending
User Review
0 (0 votes)
Comments Rating 0 (0 reviews)

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.

Leave a Reply

Sending