Written by Robert Bailey

What is Win32/Rozena.SA infection?

In this short article you will certainly discover concerning the meaning of Win32/Rozena.SA and its adverse influence on your computer. Such ransomware are a form of malware that is elaborated by on the internet scams to require paying the ransom by a sufferer.

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It is better to prevent, than repair and repent!

When we talk about the intrusion of unfamiliar programs into your computer’s work, the proverb “Forewarned is forearmed” describes the situation as accurately as possible. Gridinsoft Anti-Malware is exactly the tool that is always useful to have in your armory: fast, efficient, up-to-date. It is appropriate to use it as an emergency help at the slightest suspicion of infection.
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Most of the instances, Win32/Rozena.SA virus will advise its targets to launch funds transfer for the objective of counteracting the modifications that the Trojan infection has actually introduced to the target’s tool.

Win32/Rozena.SA Summary

These adjustments can be as adheres to:

  • Executable code extraction;
  • Presents an Authenticode digital signature;
  • Creates RWX memory;
  • Network activity detected but not expressed in API logs;
  • Attempts to interact with an Alternate Data Stream (ADS);
  • Anomalous binary characteristics;
  • Ciphering the files situated on the victim’s hard disk drive — so the sufferer can no longer make use of the information;
  • Preventing routine accessibility to the sufferer’s workstation;


One of the most common networks whereby Win32/Rozena.SA Trojans are injected are:

  • By means of phishing emails;
  • As a consequence of user ending up on a source that organizes a harmful software program;

As quickly as the Trojan is effectively injected, it will certainly either cipher the information on the sufferer’s PC or prevent the device from functioning in a proper way – while likewise placing a ransom note that points out the demand for the victims to impact the payment for the purpose of decrypting the documents or recovering the data system back to the initial problem. In many instances, the ransom money note will turn up when the client restarts the PC after the system has actually already been damaged.

Win32/Rozena.SA distribution channels.

In different edges of the world, Win32/Rozena.SA grows by jumps and bounds. However, the ransom notes as well as techniques of extorting the ransom amount may differ relying on certain regional (regional) setups. The ransom money notes and also methods of obtaining the ransom quantity might vary depending on specific local (regional) setups.

Ransomware injection

For instance:

    Faulty signals regarding unlicensed software program.

    In specific locations, the Trojans frequently wrongfully report having actually spotted some unlicensed applications enabled on the target’s gadget. The sharp then demands the individual to pay the ransom.

    Faulty declarations regarding illegal material.

    In countries where software program piracy is much less preferred, this technique is not as reliable for the cyber frauds. Conversely, the Win32/Rozena.SA popup alert may falsely assert to be originating from a police institution and also will report having situated youngster pornography or other illegal data on the tool.

    Win32/Rozena.SA popup alert might incorrectly claim to be obtaining from a law enforcement establishment and also will certainly report having situated child porn or other illegal data on the gadget. The alert will likewise have a demand for the individual to pay the ransom money.

Technical details

File Info:

crc32: BBE46A21
md5: 703cfc2cf47562cfd9c1e73b355c68d7
name: 703CFC2CF47562CFD9C1E73B355C68D7.mlw
sha1: 6119386d6d5d12893aec081c5ff77da08a958259
sha256: d82a855f1c8676f46c996683ef53f13b1c4135c471725334ae4df36a0d5f8f0a
sha512: f2cb4afff03b74b0b2c6eaa2c93444ef690c73da87fdc67f3287a68e2e4fc97ea5dfcd27268f11d3651cc24015d2ff902cd6d2f6c57c904e718cfe7ba945c196
ssdeep: 3072:A0tiUlhodfBiOfcFKlv0BCm8acecNMiRlk:AbUlIJigcFdBb8aDchrk
type: MS-DOS executable, MZ for MS-DOS

Version Info:

0: [No Data]

Win32/Rozena.SA also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Gen:Variant.Bredo.21
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Cybereason malicious.cf4756
Symantec ML.Attribute.HighConfidence
ESET-NOD32 Win32/Rozena.SA
APEX Malicious
Avast Win32:Trojan-gen
BitDefender Gen:Variant.Bredo.21
MicroWorld-eScan Gen:Variant.Bredo.21
Ad-Aware Gen:Variant.Bredo.21
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34236.lWX@aiTam7ei
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition Artemis
Emsisoft Gen:Variant.Bredo.21 (B)
SentinelOne Static AI – Malicious PE
Avira TR/Rozena.illea
eGambit PE.Heur.InvalidSig
Microsoft Ransom:Win32/Sodinokibi.AD!MTB
GData Gen:Variant.Bredo.21
Acronis suspicious
McAfee Artemis!703CFC2CF475
MAX malware (ai score=80)
VBA32 Malware-Cryptor.2LA.gen
Panda Trj/GdSda.A
Rising Malware.Heuristic!ET#80% (RDMK:cmRtazoxFtbis50AFhIirt+z9t7b)
Yandex Trojan.Agent!MxAltOW1cTg
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Rozena.SA!tr
AVG Win32:Trojan-gen

How to remove Win32/Rozena.SA 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 Win32/Rozena.SA 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 Win32/Rozena.SA you can always ask me in the comments for getting help.

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  1. GridinSoft Anti-Malware Review from HowToFix site:
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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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