Ransom.Desu

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

What is Ransom.Desu infection?

In this post you will discover concerning the definition of Ransom.Desu and its unfavorable effect on your computer system. Such ransomware are a form of malware that is clarified by online scams to require paying the ransom money by a target.

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In the majority of the situations, Ransom.Desu virus will certainly instruct its sufferers to start funds move for the objective of counteracting the changes that the Trojan infection has introduced to the target’s device.

Ransom.Desu Summary

These alterations can be as adheres to:

  • Unconventionial language used in binary resources: Chinese (Hongkong);
  • 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 papers found on the victim’s hard drive — so the sufferer can no longer utilize the data;
  • 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.

Ransom.Desu

One of the most common channels whereby Ransom.Desu Ransomware are injected are:

  • By means of phishing e-mails;
  • As a repercussion of user ending up on a resource that holds a harmful software application;

As quickly as the Trojan is effectively injected, it will either cipher the information on the target’s PC or stop the device from working in a correct manner – while likewise placing a ransom money note that discusses the requirement for the victims to impact the payment for the function of decrypting the documents or bring back the documents system back to the first 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.

Ransom.Desu distribution networks.

In different corners of the world, Ransom.Desu grows by jumps and bounds. Nonetheless, the ransom notes as well as techniques of extorting the ransom money amount might differ depending upon certain neighborhood (local) settings. The ransom money notes and also tricks of extorting the ransom money quantity might vary depending on specific neighborhood (regional) setups.

Ransomware injection

For instance:

    Faulty informs about unlicensed software.

    In particular areas, the Trojans frequently wrongfully report having actually spotted some unlicensed applications made it possible for on the sufferer’s tool. The sharp after that demands the individual to pay the ransom money.

    Faulty statements about unlawful web content.

    In countries where software application piracy is much less prominent, this approach is not as efficient for the cyber scams. Additionally, the Ransom.Desu popup alert might falsely assert to be originating from a law enforcement institution and will certainly report having located child pornography or other prohibited data on the gadget.

    Ransom.Desu popup alert might falsely assert to be deriving from a legislation enforcement institution as well as will certainly report having located kid pornography or other unlawful information on the tool. The alert will likewise have a requirement for the user to pay the ransom.

Technical details

File Info:

crc32: 024809B5
md5: 7b1cbdf3b4b4be02344c1e947c2cebc1
name: 7B1CBDF3B4B4BE02344C1E947C2CEBC1.mlw
sha1: 6cc618f79b90214a35f96eebec2b185066d4a691
sha256: 7a9dc462e83b129cff0fd70aab330d66c5f5efa79232e2c5bd95e265d13ee6f9
sha512: 300bf79ce19153b88d802e61038dfd5b519555eeb1a979e02b9a8582c7c1536594fbc98b1afc77de992ff48673b391dfc2ca8923f911c0db5a1a26b81c6a7d2c
ssdeep: 49152:UFPQDcL5tj112jGLF2eoRdDyLI3QA8LaUAafWVsK:GHLjas
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: xa9 Doctor Web, 1992-2016
InternalName: drweb-1100-win-space
FileVersion: 11.0.3.12051
CompanyName: Doctor Web, Ltd.
ProductName: Dr.Web Security Space
ProductVersion: 11.0.3.12051
FileDescription: Dr.Web Security Space
OriginalFilename: drweb-1100-win-space.exe
Translation: 0x0000 0x04b0

Ransom.Desu also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0053b2771 )
CynetMalicious (score: 85)
ALYacTrojan.Ransom.Aurora
CylanceUnsafe
ZillyaTrojan.GenericKD.Win32.176803
AlibabaRansom:Win32/Aurora.181211
K7GWTrojan ( 0053b2771 )
Cybereasonmalicious.3b4b4b
SymantecTrojan Horse
APEXMalicious
AvastWin32:Trojan-gen
KasperskyTrojan-Dropper.Win32.Dorgam.xog
BitDefenderGeneric.Ransom.Animus.3EDF5285
NANO-AntivirusTrojan.Win32.Dorgam.fhnpgs
MicroWorld-eScanGeneric.Ransom.Animus.3EDF5285
TencentMalware.Win32.Gencirc.114d3a08
Ad-AwareGeneric.Ransom.Animus.3EDF5285
SophosMal/Generic-S
ComodoMalware@#1e951ed9h3avs
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionBehavesLike.Win32.Generic.tm
FireEyeGeneric.Ransom.Animus.3EDF5285
EmsisoftGeneric.Ransom.Animus.3EDF5285 (B)
AviraTR/SilentSpring.uodcf
MicrosoftTrojan:Win32/Occamy.C
AegisLabTrojan.Win32.Dorgam.b!c
GDataGeneric.Ransom.Animus.3EDF5285
AhnLab-V3Trojan/Win32.Dorgam.C2686241
McAfeeGenericRXNE-AS!7B1CBDF3B4B4
MAXmalware (ai score=100)
MalwarebytesRansom.Desu
PandaTrj/GdSda.A
RisingRansom.Genasom!8.293 (TFE:5:KGn67o10FyE)
YandexTrojan.GenAsa!RN4WTw0SHHg
FortinetW32/SilentSpring.A!tr
AVGWin32:Trojan-gen
Paloaltogeneric.ml
Qihoo-360Win32/TrojanDropper.Generic.HgIASOQA

How to remove Ransom.Desu 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 Ransom.Desu 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 Ransom.Desu 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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