Trojan:Win32/Killmbr

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

What is Trojan:Win32/Killmbr infection?

In this short article you will certainly locate regarding the definition of Trojan:Win32/Killmbr as well as its adverse impact on your computer. Such ransomware are a type of malware that is elaborated by online fraudulences to require paying the ransom by a victim.

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In the majority of the cases, Trojan:Win32/Killmbr ransomware will instruct its victims to initiate funds transfer for the purpose of neutralizing the amendments that the Trojan infection has actually presented to the victim’s device.

Trojan:Win32/Killmbr Summary

These alterations can be as follows:

  • Detected script timer window indicative of sleep style evasion;
  • Expresses interest in specific running processes;
  • 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;
  • A scripting utility was executed;
  • Uses Windows utilities for basic functionality;
  • A process was set to shut the system down when terminated;
  • 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
  • Writes a potential ransom message to disk;
  • Ciphering the documents situated on the victim’s hard disk — so the victim can no more make use of the information;
  • Preventing routine 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:Win32/Killmbr

One of the most normal networks where Trojan:Win32/Killmbr are injected are:

  • By ways of phishing emails;
  • As an effect of customer ending up on a resource that holds a destructive software application;

As quickly as the Trojan is successfully infused, it will either cipher the information on the sufferer’s computer or prevent the device from working in an appropriate fashion – while likewise putting a ransom money note that mentions the requirement for the victims to impact the settlement for the purpose of decrypting the records or bring back the file system back to the preliminary problem. In the majority of instances, the ransom note will come up when the customer reboots the COMPUTER after the system has currently been harmed.

Trojan:Win32/Killmbr distribution channels.

In various corners of the globe, Trojan:Win32/Killmbr expands by leaps and bounds. Nonetheless, the ransom notes and also tricks of obtaining the ransom quantity may differ depending upon particular regional (regional) settings. The ransom money notes as well as techniques of extorting the ransom quantity may differ depending on certain local (local) setups.

Ransomware injection

For instance:

    Faulty signals concerning unlicensed software.

    In specific areas, the Trojans frequently wrongfully report having discovered some unlicensed applications enabled on the sufferer’s gadget. The alert then demands the user to pay the ransom.

    Faulty declarations concerning illegal content.

    In countries where software piracy is much less prominent, this technique is not as efficient for the cyber fraudulences. Alternatively, the Trojan:Win32/Killmbr popup alert might falsely claim to be deriving from a law enforcement organization as well as will report having located kid pornography or various other prohibited data on the device.

    Trojan:Win32/Killmbr popup alert might wrongly claim to be deriving from a law enforcement institution as well as will certainly report having situated youngster porn or various other illegal information on the gadget. The alert will similarly have a need for the individual to pay the ransom.

Technical details

File Info:

crc32: 39D0F00B
md5: 208e10e83c1bfc23a5e168e08eff43cf
name: 208E10E83C1BFC23A5E168E08EFF43CF.mlw
sha1: 9e5b87db5ded1b003f67a6b1e1c1bf65884b234d
sha256: 8845fbc5ee53428df871c07814306e4216731f64b11e96890039e58942626514
sha512: b84272ef5c2b033a26317ce9542f3aa347d66e848709cf59467464155ea868e57d08c5de55e87b84e8f4e539c93cb5cf7cc1b3cc49bdfe2e7204dec6ab2dabbc
ssdeep: 3072:mVZ/VGS7rN+StkSeUePOhi7LlY7EWShm1USuKCNZouti1:mV28oikS9ePO07RoEYr7KZoSi1
type: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: 2021
InternalName: covid-21
CompanyName: Team OS
FileDescription: Windows Loader Pro
Translation: 0x0000 0x04e4

Trojan:Win32/Killmbr also known as:

GridinSoftTrojan.Ransom.Gen
BkavW32.AIDetect.malware1
K7AntiVirusTrojan ( 0051918e1 )
Elasticmalicious (high confidence)
DrWebTrojan.KillMBR.24858
CynetMalicious (score: 100)
ALYacTrojan.GenericKD.36470058
CylanceUnsafe
SangforTrojan.Win32.Save.a
CrowdStrikewin/malicious_confidence_100% (W)
AlibabaTrojan:Win32/DiskWriter.0806337d
K7GWTrojan ( 0051918e1 )
CyrenW32/Trojan.KGLM-6842
ESET-NOD32a variant of Win32/KillMBR.NDS
APEXMalicious
AvastFileRepMalware
KasperskyTrojan.Win32.DiskWriter.ebe
BitDefenderTrojan.GenericKD.36470058
MicroWorld-eScanTrojan.GenericKD.36470058
TencentWin32.Trojan.Diskwriter.Hoyo
Ad-AwareTrojan.GenericKD.36470058
SophosMal/Generic-R
VIPRETrojan.Win32.Generic!BT
TrendMicroTROJ_GEN.R002C0DC821
McAfee-GW-EditionBehavesLike.Win32.Generic.cc
FireEyeGeneric.mg.208e10e83c1bfc23
EmsisoftTrojan.GenericKD.36470058 (B)
WebrootW32.Malware.Gen
AviraTR/AD.Qqrob.iscks
eGambitUnsafe.AI_Score_98%
Kingsoftwin32.unknown.virusname.(kcloud)
MicrosoftTrojan:Win32/Killmbr
ArcabitTrojan.Generic.D22C7D2A
GDataTrojan.GenericKD.36470058
McAfeeRDN/Generic.grp
MAXmalware (ai score=85)
MalwarebytesRansom.KillMBR
TrendMicro-HouseCallTROJ_GEN.R002C0DC821
RisingTrojan.KillMBR!8.F58 (CLOUD)
IkarusTrojan.Win32.KillMBR
MaxSecureTrojan.Malware.300983.susgen
FortinetW32/DiskWriter.EBE!tr.ransom
AVGFileRepMalware
Paloaltogeneric.ml
Qihoo-360Win32/Trojan.KillMBR.HxIBxDYA

How to remove Trojan:Win32/Killmbr virus?

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:Win32/Killmbr 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:Win32/Killmbr 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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