Win64/Rozena.BY

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

What is Win64/Rozena.BY infection?

In this post you will certainly find concerning the definition of Win64/Rozena.BY and also its negative influence on your computer. Such ransomware are a type of malware that is specified by on-line scams to demand paying the ransom money by a target.

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In the majority of the instances, Win64/Rozena.BY ransomware will advise its sufferers to start funds transfer for the objective of counteracting the changes that the Trojan infection has actually presented to the victim’s tool.

Win64/Rozena.BY Summary

These adjustments can be as adheres to:

  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the papers situated on the target’s hard disk — so the sufferer can no longer make use of the data;
  • Preventing routine access to the victim’s workstation. This is the typical behavior of a virus called locker. It blocks access to the computer until the victim pays the ransom.

Win64/Rozena.BY

One of the most regular channels through which Win64/Rozena.BY Ransomware Trojans are infused are:

  • By means of phishing e-mails;
  • As a consequence of user winding up on a resource that holds a malicious software application;

As soon as the Trojan is effectively infused, it will certainly either cipher the data on the victim’s computer or stop the tool from functioning in a proper way – while additionally positioning a ransom note that mentions the requirement for the sufferers to impact the payment for the purpose of decrypting the papers or bring back the documents system back to the preliminary condition. In a lot of circumstances, the ransom note will turn up when the customer reboots the PC after the system has currently been harmed.

Win64/Rozena.BY distribution networks.

In different edges of the world, Win64/Rozena.BY grows by leaps and bounds. Nonetheless, the ransom notes as well as methods of obtaining the ransom money quantity might vary depending upon specific local (regional) settings. The ransom notes as well as techniques of obtaining the ransom amount might vary depending on certain regional (regional) setups.

Ransomware injection

For example:

    Faulty signals about unlicensed software application.

    In particular locations, the Trojans typically wrongfully report having actually spotted some unlicensed applications made it possible for on the target’s device. The alert then demands the user to pay the ransom.

    Faulty statements concerning unlawful web content.

    In countries where software application piracy is less prominent, this technique is not as effective for the cyber scams. Additionally, the Win64/Rozena.BY popup alert may incorrectly assert to be deriving from a police organization and will certainly report having situated kid porn or various other prohibited data on the tool.

    Win64/Rozena.BY popup alert may falsely declare to be deriving from a law enforcement institution as well as will report having located child pornography or various other unlawful data on the tool. The alert will similarly contain a requirement for the customer to pay the ransom.

Technical details

File Info:

crc32: 5960D368
md5: 096f14e4976f1f6d699042d07c682514
name: 096F14E4976F1F6D699042D07C682514.mlw
sha1: ac25f317946e917ce0ba08ccff0eb4cb7bc22512
sha256: 0d6c7f87a686d0daaaf5b3c3763137867e47fb2731191ed62d7e1f2efb55e257
sha512: 46ef1a1e1d2499f8a1437ca4563263c67983eca6c2d4b2256c5e8dce0f837693c9ddc5e10882d37f0899bfbbe622f6821cb4eaf38826f2ed17add66c3d16ca1e
ssdeep: 12288:dZONHyTgX7ZlRLwQQVwY8r8pBO6HxNgvJZm6jpiJPWr:dZuHmgXLRLwQQVGr8VNyJc6lME
type: PE32+ executable (GUI) x86-64, for MS Windows

Version Info:

LegalCopyright: Copyright xa9 1997-2016 Simon Tatham.
InternalName: PuTTY
FileVersion: Release 0.67 x64 Built by Tad DeVries http://splunk.net
CompanyName: Simon Tatham
ProductName: PuTTY suite
ProductVersion: Release 0.67 x64 Built by Tad DeVries http://splunk.net
FileDescription: SSH, Telnet and Rlogin client
OriginalFilename: PuTTY
Translation: 0x0809 0x04b0

Win64/Rozena.BY also known as:

GridinSoftTrojan.Ransom.Gen
K7AntiVirusTrojan ( 0051c4d21 )
ALYacTrojan.Generic.22061743
CylanceUnsafe
ZillyaTrojan.Shelma.Win64.3776
SangforTrojan.Win64.Meterpreter.E
AlibabaTrojan:Win64/Shelma.81047c8e
K7GWTrojan ( 0051c4d21 )
Cybereasonmalicious.4976f1
CyrenW64/Shelma.A
SymantecMeterpreter
ESET-NOD32a variant of Win64/Rozena.BY
APEXMalicious
AvastWin64:Malware-gen
KasperskyTrojan.Win64.Shelma.a
BitDefenderTrojan.Generic.22061743
MicroWorld-eScanTrojan.Generic.22061743
TencentWin64.Trojan.Shelma.Fsh
Ad-AwareTrojan.Generic.22061743
SophosMal/Generic-S + ATK/Meter-C
ComodoMalware@#12rhcene44fs4
VIPRETrojan.Win32.Generic!BT
TrendMicroTrojan.Win64.SHELMA.SMA
McAfee-GW-EditionArtemis!Trojan
FireEyeTrojan.Generic.22061743
EmsisoftTrojan.Generic.22061743 (B)
SentinelOneStatic AI – Suspicious PE
MicrosoftTrojan:Win64/Meterpreter.E
AegisLabTrojan.Win64.Shelma.4!c
ZoneAlarmHEUR:Trojan.Win32.Generic
GDataTrojan.Generic.22061743
AhnLab-V3Trojan/Win64.Shelma.C2313454
McAfeeArtemis!096F14E4976F
MAXmalware (ai score=89)
PandaTrj/CI.A
TrendMicro-HouseCallTrojan.Win64.SHELMA.SMA
RisingTrojan.Meterpreter!8.E532 (CLOUD)
YandexTrojan.GenAsa!1Qopm5fSG3o
IkarusTrojan.Win64.Meterpreter
FortinetW64/Shelma.A!tr
AVGWin64:Malware-gen
Paloaltogeneric.ml
Qihoo-360Win64/Ransom.DogHousePower.HgEASOoA

How to remove Win64/Rozena.BY 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 Win64/Rozena.BY 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 Win64/Rozena.BY 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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