Backdoor:Win32/Tofsee.KMG!MTB

Written by Robert Bailey

What is Backdoor:Win32/Tofsee.KMG!MTB infection?

In this short article you will find concerning the interpretation of Backdoor:Win32/Tofsee.KMG!MTB as well as its negative effect on your computer. Such ransomware are a type of malware that is elaborated by on the internet fraudulences to demand paying the ransom by a victim.

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In the majority of the situations, Backdoor:Win32/Tofsee.KMG!MTB ransomware will advise its victims to initiate funds move for the purpose of neutralizing the modifications that the Trojan infection has presented to the sufferer’s gadget.

Backdoor:Win32/Tofsee.KMG!MTB 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.
  • Unconventionial language used in binary resources: Latvian;
  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • 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.
  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents located on the sufferer’s hard disk drive — so the victim can no more make use of the information;
  • Preventing normal access 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.

Related domains:

z.whorecord.xyz Ransomeware.CRAB.gen
a.tomx.xyz Ransomeware.CRAB.gen

Backdoor:Win32/Tofsee.KMG!MTB

The most typical channels through which Backdoor:Win32/Tofsee.KMG!MTB Ransomware are infused are:

  • By means of phishing e-mails;
  • As a repercussion of individual ending up on a resource that organizes a harmful software program;

As quickly as the Trojan is efficiently infused, it will either cipher the data on the sufferer’s PC or stop the gadget from operating in an appropriate fashion – while also placing a ransom note that points out the requirement for the victims to effect the payment for the function of decrypting the papers or bring back the file system back to the preliminary problem. In a lot of circumstances, the ransom money note will show up when the client restarts the PC after the system has currently been damaged.

Backdoor:Win32/Tofsee.KMG!MTB circulation networks.

In numerous edges of the world, Backdoor:Win32/Tofsee.KMG!MTB grows by leaps and bounds. Nonetheless, the ransom notes and techniques of extorting the ransom quantity might differ depending on particular neighborhood (local) setups. The ransom notes and also methods of extorting the ransom quantity may vary depending on specific regional (local) setups.

Ransomware injection

As an example:

    Faulty informs regarding unlicensed software application.

    In specific areas, the Trojans often wrongfully report having identified some unlicensed applications made it possible for on the victim’s tool. The alert then demands the user to pay the ransom money.

    Faulty statements concerning prohibited material.

    In nations where software application piracy is less preferred, this technique is not as effective for the cyber fraudulences. Alternatively, the Backdoor:Win32/Tofsee.KMG!MTB popup alert might falsely assert to be stemming from a police organization as well as will certainly report having located youngster pornography or various other illegal data on the device.

    Backdoor:Win32/Tofsee.KMG!MTB popup alert may wrongly declare to be obtaining from a legislation enforcement organization and will certainly report having situated child porn or other unlawful information on the tool. The alert will likewise have a need for the user to pay the ransom.

Technical details

File Info:

crc32: D5842443
md5: cc0631f2ca59175c237e7fba06a7d533
name: CC0631F2CA59175C237E7FBA06A7D533.mlw
sha1: 0c93576aeee786b1ef8818a56653d4c0e41a67df
sha256: c1a1988e6f043d0e73c9555ccaad2adb3683c22b0569fc0f6be24c3e4f8c82ff
sha512: d33b7ecd31f69e230c33dd3a86cc337c62870630c95e679d504a22779e9c57715754b58587f53e758e2becd0eef4bcf26d41d9a5ac1e6f42b961c84cc92bc918
ssdeep: 3072:SPcPQfYjmvXTFC1cNkaw+VyUTg+7oJiHGLNHhqw5BSxZUSjR5/o+Qh3yQ:kcPQQj4RC1cNk3uZzwhjSxugTR
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Wse
InternalName: cananilimodumator.exe
FileVersion: 67.0.0.55
ProductVersion: 67.0.0.55
Translation: 0x0409 0x041c

Backdoor:Win32/Tofsee.KMG!MTB also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetectVM.malware1
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.36252736
ALYac Trojan.BuerLoader
Cylance Unsafe
Sangfor Malware
K7AntiVirus Trojan ( 0051a67e1 )
BitDefender Trojan.GenericKD.36252736
K7GW Trojan ( 0051a67e1 )
CrowdStrike win/malicious_confidence_80% (D)
Arcabit Trojan.Generic.D2292C40
BitDefenderTheta Gen:NN.ZexaF.34780.oq0@aSzc55mc
Cyren W32/Trojan.VKBK-4568
Symantec Packed.Generic.525
ESET-NOD32 a variant of Win32/Kryptik.HJBU
APEX Malicious
Kaspersky HEUR:Trojan.Win32.Zenpak.gen
Alibaba Trojan:Win32/Generic.4d859316
Ad-Aware Trojan.GenericKD.36252736
Sophos Mal/Generic-S
Comodo Malware@#1co07rgao675j
F-Secure Trojan.TR/Kryptik.fkyhi
DrWeb Trojan.BuerLoader.1
TrendMicro TrojanSpy.Win32.YMACCO.USMANAR21
McAfee-GW-Edition BehavesLike.Win32.Trojan.dh
FireEye Generic.mg.cc0631f2ca59175c
Emsisoft Trojan.GenericKD.36252736 (B)
Webroot W32.Trojan.Gen
Avira TR/Kryptik.fkyhi
Kingsoft Win32.Troj.Generic_a.a.(kcloud)
Microsoft Backdoor:Win32/Tofsee.KMG!MTB
AegisLab Trojan.Win32.Malicious.4!c
AhnLab-V3 Trojan/Win32.Glupteba.C4311779
ZoneAlarm HEUR:Trojan.Win32.Zenpak.gen
GData Trojan.GenericKD.36252736
Cynet Malicious (score: 100)
McAfee RDN/Generic.grp
MAX malware (ai score=82)
Malwarebytes Trojan.MalPack.GS
Panda Trj/GdSda.A
TrendMicro-HouseCall TrojanSpy.Win32.YMACCO.USMANAR21
Rising Trojan.Generic@ML.92 (RDMK:NOTn/MbqUJoSEGa6NtjLpA)
Ikarus Trojan.Win32.Krypt
MaxSecure Ransomeware.CRAB.gen
Fortinet W32/Kryptik.HJBN!tr
AVG Win32:PWSX-gen [Trj]
Cybereason malicious.aeee78
Avast Win32:PWSX-gen [Trj]
Qihoo-360 Win32/Trojan.Kryptik.HwoC4yoA

How to remove Backdoor:Win32/Tofsee.KMG!MTB 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.

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Press “Install” button.

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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 Backdoor:Win32/Tofsee.KMG!MTB 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 Backdoor:Win32/Tofsee.KMG!MTB 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/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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