MSIL/Rozena.CB

Written by Robert Bailey

What is MSIL/Rozena.CB infection?

In this post you will discover regarding the meaning of MSIL/Rozena.CB and its unfavorable influence on your computer system. Such ransomware are a form of malware that is clarified by online frauds to demand paying the ransom money by a victim.

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In the majority of the instances, MSIL/Rozena.CB virus will advise its victims to initiate funds transfer for the purpose of neutralizing the amendments that the Trojan infection has actually introduced to the sufferer’s tool.

MSIL/Rozena.CB Summary

These adjustments can be as complies with:

  • Anomalous binary characteristics. This is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • Ciphering the documents situated on the target’s disk drive — so the target can no longer utilize the information;
  • Preventing regular 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.

MSIL/Rozena.CB

The most regular channels where MSIL/Rozena.CB Trojans are injected are:

  • By means of phishing emails;
  • As an effect of individual winding up on a source that holds a destructive software application;

As quickly as the Trojan is efficiently infused, it will either cipher the information on the victim’s PC or prevent the device from operating in a correct fashion – while likewise placing a ransom note that points out the demand for the targets to impact the settlement for the purpose of decrypting the documents or restoring the documents system back to the first condition. In many circumstances, the ransom note will show up when the client restarts the PC after the system has actually currently been damaged.

MSIL/Rozena.CB distribution channels.

In different edges of the globe, MSIL/Rozena.CB expands by leaps and also bounds. Nonetheless, the ransom notes as well as tricks of extorting the ransom quantity might differ depending upon certain neighborhood (regional) setups. The ransom money notes as well as techniques of extorting the ransom quantity might vary depending on specific local (local) settings.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software application.

    In certain areas, the Trojans typically wrongfully report having actually discovered some unlicensed applications made it possible for on the victim’s device. The sharp after that requires the customer to pay the ransom money.

    Faulty declarations regarding unlawful web content.

    In countries where software application piracy is much less preferred, this approach is not as effective for the cyber fraudulences. Additionally, the MSIL/Rozena.CB popup alert might falsely declare to be stemming from a law enforcement establishment and also will report having situated child pornography or other unlawful information on the tool.

    MSIL/Rozena.CB popup alert may incorrectly claim to be deriving from a law enforcement organization as well as will report having situated youngster pornography or various other illegal information on the gadget. The alert will in a similar way consist of a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 828E5F28
md5: 67b01279097d19bf29596b4944bc50a8
name: 67B01279097D19BF29596B4944BC50A8.mlw
sha1: 1821d0103a9f41d2dcfe5f19dffbc6b655b30eb7
sha256: 8013e3e19c780d35a2a44eaaeea10ab419e51025b217db1541d085a68bcb9968
sha512: 267a189f4db7f189b512e2ce16954918bc102c86416286efacefd6540502da99f8667757b880a37042b7a805db82bd2d477d3890bf3e9c66f2c517513a6a980a
ssdeep: 96:2hfg0BD/njrGSODSQgbOmXNEEmderjH6/dzNt:CXvGXgbOmdhmdgWX
type: PE32+ executable (console) x86-64 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2021
Assembly Version: 1.0.0.0
InternalName: Just_Encoded.exe
FileVersion: 1.0.0.0
CompanyName:
LegalTrademarks:
Comments:
ProductName: Just_Encoded
ProductVersion: 1.0.0.0
FileDescription: Just_Encoded
OriginalFilename: Just_Encoded.exe

MSIL/Rozena.CB also known as:

GridinSoftTrojan.Ransom.Gen
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.GenericKD.45808559
McAfeeArtemis!67B01279097D
CylanceUnsafe
VIPRETrojan.Win32.Generic!BT
SangforTrojan.Win32.Wacatac.B
K7AntiVirusTrojan ( 005752cf1 )
BitDefenderTrojan.GenericKD.45808559
K7GWTrojan ( 005752cf1 )
CyrenW64/Trojan.AKWO-9159
SymantecTrojan.Gen.MBT
ESET-NOD32a variant of MSIL/Rozena.CB
AvastWin64:Trojan-gen
KasperskyTrojan.Win32.Shelma.bfhq
AlibabaTrojan:MSIL/Rozena.ac24d18f
Ad-AwareTrojan.GenericKD.45808559
F-SecureHeuristic.HEUR/AGEN.1141009
McAfee-GW-EditionArtemis
FireEyeTrojan.GenericKD.45808559
EmsisoftTrojan.GenericKD.45808559 (B)
AviraHEUR/AGEN.1141009
MicrosoftTrojan:Win32/Wacatac.B!ml
ArcabitTrojan.Generic.D2BAFBAF
ZoneAlarmTrojan.Win32.Shelma.bfhq
GDataTrojan.GenericKD.45808559
CynetMalicious (score: 90)
ALYacTrojan.GenericKD.45808559
MAXmalware (ai score=83)
MalwarebytesGeneric.Malware/Suspicious
APEXMalicious
TencentWin32.Trojan.Shelma.Wqmy
IkarusTrojan.Win64.Meterpreter
FortinetMSIL/Rozena.N!tr
WebrootW32.Trojan.Gen
AVGWin64:Trojan-gen
Paloaltogeneric.ml
CrowdStrikewin/malicious_confidence_60% (W)
Qihoo-360Win32/Ransom.DogHousePower.HgEASP4A

How to remove MSIL/Rozena.CB ransomware?

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 MSIL/Rozena.CB 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 MSIL/Rozena.CB 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/products/

About the author

Robert Bailey

Security Engineer. Interested in malware, reverse engineering, white ethical hacking. I like coding, travelling and bikes.

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