Trojan.RansomKD.12639705

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

What is Trojan.RansomKD.12639705 infection?

In this short article you will certainly discover concerning the definition of Trojan.RansomKD.12639705 and also its unfavorable impact on your computer. Such ransomware are a form of malware that is specified by on-line frauds to demand paying the ransom money by a sufferer.

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In the majority of the instances, Trojan.RansomKD.12639705 infection will certainly instruct its sufferers to start funds move for the purpose of counteracting the modifications that the Trojan infection has introduced to the sufferer’s gadget.

Trojan.RansomKD.12639705 Summary

These alterations can be as follows:

  • 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.

  • A process created a hidden window;
  • 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 files located on the victim’s hard disk drive — so the target can no more utilize the information;
  • 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.
Similar behavior
Related domains
z.whorecord.xyz Trojan.RansomKD.12639705
a.tomx.xyz Trojan.RansomKD.12639705

Trojan.RansomKD.12639705

The most normal networks through which Trojan.RansomKD.12639705 Trojans are infused are:

  • By means of phishing emails;
  • As a repercussion of individual ending up on a resource that hosts a destructive software application;

As quickly as the Trojan is effectively infused, it will certainly either cipher the information on the sufferer’s computer or protect against the gadget from operating in a correct manner – while additionally placing a ransom note that points out the need for the sufferers to impact the settlement for the function of decrypting the files or recovering the file system back to the first problem. In many circumstances, the ransom money note will certainly come up when the client reboots the COMPUTER after the system has actually currently been harmed.

Trojan.RansomKD.12639705 circulation networks.

In various edges of the world, Trojan.RansomKD.12639705 grows by leaps as well as bounds. Nonetheless, the ransom notes and also methods of obtaining the ransom money quantity may vary relying on specific regional (regional) setups. The ransom notes as well as methods of obtaining the ransom quantity might differ depending on specific neighborhood (local) setups.

Ransomware injection

As an example:

    Faulty informs about unlicensed software program.

    In specific areas, the Trojans commonly wrongfully report having spotted some unlicensed applications allowed on the sufferer’s device. The alert after that demands the customer to pay the ransom money.

    Faulty statements regarding unlawful content.

    In nations where software piracy is much less prominent, this method is not as efficient for the cyber frauds. Alternatively, the Trojan.RansomKD.12639705 popup alert may wrongly declare to be deriving from a police establishment as well as will certainly report having situated youngster porn or various other illegal information on the gadget.

    Trojan.RansomKD.12639705 popup alert might falsely assert to be deriving from a regulation enforcement organization as well as will report having situated youngster pornography or various 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: DA90472D
md5: b99b4301ac62e532010057f0dc2db2b4
name: B99B4301AC62E532010057F0DC2DB2B4.mlw
sha1: c3991d60a268e72d793e915140a72bf342ab630f
sha256: f212f81531fc611b596837d42c60a4c808de8b431a155322ccc207333771c949
sha512: ad210e3a14027102c661d4b5edaa2e3dc9ac45c10a910fcc0ce6fd7387104230fc162c7c2b7eb6c11945735d543da11e0a983016d8bc56b04678ceb28ccb109d
ssdeep: 1536:9YHhhDWkSkWIGq4wjiKuCtzb88wtVWuAWdQ7s:9KWAj/hjiKuCtzbXwtVWEF
type: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive

Version Info:

InternalName: mutrysyx
ProductName: mutrysyx
FileVersion: 3.5.4.4
CompanyName: mutrysyx
Translation: 0x0409 0x04b0

Trojan.RansomKD.12639705 also known as:

GridinSoft Trojan.Ransom.Gen
MicroWorld-eScan Trojan.RansomKD.12639705
FireEye Trojan.RansomKD.12639705
McAfee Artemis!B99B4301AC62
Cylance Unsafe
VIPRE Trojan.Win32.Generic!BT
AegisLab Trojan.Win32.Purga.j!c
Sangfor Hacktool.Win32.ObfuscatorGd.decblob
K7AntiVirus Trojan ( 004f82be1 )
BitDefender Trojan.RansomKD.12639705
K7GW Trojan ( 004f82be1 )
Cybereason malicious.1ac62e
Symantec Backdoor.Trojan
ESET-NOD32 NSIS/Injector.EI
APEX Malicious
Avast NSIS:Injector-D [Trj]
Kaspersky Trojan-Ransom.Win32.Purga.p
Alibaba Ransom:Win32/Purga.8779491b
NANO-Antivirus Trojan.Dos.Code.egouws
Tencent Win32.Trojan.Inject.Auto
Ad-Aware Trojan.RansomKD.12639705
Emsisoft Trojan.RansomKD.12639705 (B)
F-Secure Heuristic.HEUR/AGEN.1118007
DrWeb Trojan.VbCrypt.150
TrendMicro Ransom_LOCKYENC.SMNS1
McAfee-GW-Edition BehavesLike.Win32.Browser.qh
Sophos Mal/Generic-S
SentinelOne Static AI – Suspicious PE
Avira HEUR/AGEN.1118007
Microsoft Trojan:Win32/Skeeyah.A!rfn
Arcabit Trojan.RansomKD.DC0DDD9
ZoneAlarm Trojan-Ransom.Win32.Purga.p
GData Trojan.RansomKD.12639705
Cynet Malicious (score: 85)
VBA32 Trojan-Ransom.Purga
ALYac Trojan.RansomKD.12639705
MAX malware (ai score=99)
Malwarebytes Generic.Malware/Suspicious
Panda Trj/CI.A
TrendMicro-HouseCall Ransom_LOCKYENC.SMNS1
Fortinet W32/Injector.EK!tr
AVG NSIS:Injector-D [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Trojan.f2f

How to remove Trojan.RansomKD.12639705 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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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.RansomKD.12639705 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

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If the guide doesn’t help you to remove Trojan.RansomKD.12639705 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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