Win32/Rozena.WI

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

What is Win32/Rozena.WI infection?

In this article you will certainly discover regarding the interpretation of Win32/Rozena.WI and also its negative influence on your computer. Such ransomware are a type of malware that is specified by online fraudulences to demand paying the ransom money by a victim.

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In the majority of the situations, Win32/Rozena.WI ransomware will certainly advise its sufferers to launch funds transfer for the purpose of reducing the effects of the changes that the Trojan infection has actually presented to the sufferer’s tool.

Win32/Rozena.WI Summary

These modifications can be as adheres to:

  • 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: Japanese;
  • Ciphering the documents located on the target’s hard disk drive — so the victim can no more utilize the data;
  • Preventing routine access to the sufferer’s workstation;

Win32/Rozena.WI

One of the most common channels through which Win32/Rozena.WI Ransomware are injected are:

  • By means of phishing emails;
  • As a repercussion of user ending up on a resource that hosts a malicious software;

As soon as the Trojan is efficiently infused, it will certainly either cipher the data on the victim’s computer or stop the tool from working in a proper manner – while additionally putting a ransom note that discusses the need for the targets to effect the repayment for the purpose of decrypting the papers or recovering the documents system back to the first condition. In the majority of circumstances, the ransom money note will certainly turn up when the client reboots the COMPUTER after the system has currently been harmed.

Win32/Rozena.WI circulation networks.

In different edges of the globe, Win32/Rozena.WI grows by leaps and bounds. However, the ransom money notes and also tricks of extorting the ransom money quantity might vary depending upon certain local (local) settings. The ransom notes and tricks of obtaining the ransom amount might differ depending on particular neighborhood (regional) setups.

Ransomware injection

As an example:

    Faulty alerts concerning unlicensed software application.

    In certain areas, the Trojans frequently wrongfully report having actually discovered some unlicensed applications enabled on the victim’s device. The sharp then requires the individual to pay the ransom money.

    Faulty statements regarding illegal web content.

    In nations where software program piracy is much less popular, this approach is not as effective for the cyber scams. Conversely, the Win32/Rozena.WI popup alert might falsely claim to be originating from a police organization as well as will certainly report having located child pornography or various other unlawful information on the device.

    Win32/Rozena.WI popup alert might falsely claim to be obtaining from a legislation enforcement organization as well as will certainly report having located kid pornography or various other illegal information on the gadget. The alert will likewise include a demand for the individual to pay the ransom.

Technical details

File Info:

crc32: 07330323
md5: c36a63b753205970e802a8395d1fbffc
name: C36A63B753205970E802A8395D1FBFFC.mlw
sha1: 565685530e26571228e385426a15b9591ccbb8f2
sha256: 7b9d8c8c066f870f1c2207f7acb23916e23a4dd4bc0b6370a31dd56f5dc1ad21
sha512: ea9aef23ed272098b6e834990f2f8e3a65d0b4eda43fdfb58a1cf0e53c83c37383ba5d4aa51f1748f80363878672b78f65acd26b3e96f757565b3f7d4e9b72d5
ssdeep: 49152:1qUVlpoqS5kTA7YkOBu3+25MQ6b/VYFxuV2W3:31oDaTA7YkOBul596ZYF8x
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: Copyright(C) 2009-2012 Yamaha Corporation.
InternalName: ysusb_cp.exe
FileVersion: 1.7.2
CompanyName: Yamaha Corporation
ProductName: Yamaha Steinberg USB Driver
ProductVersion: 1.7.2
FileDescription: Yamaha Steinberg USB Driver Control Panel
OriginalFilename: ysusb_cp.exe
Translation: 0x0409 0x04e4

Win32/Rozena.WI also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0051642b1 )
ALYacTrojan.Patched.SAP.Gen.2
CylanceUnsafe
CrowdStrikewin/malicious_confidence_60% (W)
K7GWTrojan ( 0051642b1 )
Cybereasonmalicious.753205
SymantecML.Attribute.HighConfidence
ESET-NOD32a variant of Win32/Rozena.WI
APEXMalicious
AvastFileRepMalware
KasperskyTrojan.Win32.Shelma.aadz
BitDefenderTrojan.Patched.SAP.Gen.2
MicroWorld-eScanTrojan.Patched.SAP.Gen.2
TencentWin32.Trojan.Shelma.Swuk
Ad-AwareTrojan.Patched.SAP.Gen.2
SophosMal/Generic-S
VIPRETrojan.Win32.Generic!BT
McAfee-GW-EditionRansomware-FKM!C36A63B75320
FireEyeTrojan.Patched.SAP.Gen.2
EmsisoftTrojan.Patched.SAP.Gen.2 (B)
MicrosoftTrojan:Win32/Meterpreter.gen!C
GDataTrojan.Patched.SAP.Gen.2
McAfeeRansomware-FKM!C36A63B75320
MAXmalware (ai score=88)
PandaTrj/CI.A
RisingTrojan.Meterpreter!8.E532 (CLOUD)
YandexTrojan.GenAsa!g5HObQh2QJ0
IkarusTrojan.Win32.Patched
FortinetW32/Patched.IV!tr
AVGFileRepMalware
Paloaltogeneric.ml

How to remove Win32/Rozena.WI 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 Win32/Rozena.WI 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 Win32/Rozena.WI 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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