Written by Robert Bailey

What is Win32/Rozena.AJA infection?

In this article you will certainly locate regarding the interpretation of Win32/Rozena.AJA as well as its negative effect on your computer. Such ransomware are a kind of malware that is elaborated by on the internet scams to require paying the ransom by a victim.

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In the majority of the instances, Win32/Rozena.AJA ransomware will certainly advise its sufferers to initiate funds move for the purpose of reducing the effects of the changes that the Trojan infection has actually introduced to the victim’s gadget.

Win32/Rozena.AJA Summary

These alterations can be as follows:

  • The binary likely contains encrypted or compressed data. In this case, encryption is a way of hiding virus’ code from antiviruses and virus’ analysts.
  • The executable is compressed using UPX;
  • Ciphering the documents situated on the victim’s disk drive — so the sufferer can no longer use the data;
  • Preventing routine accessibility 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.


The most typical channels through which Win32/Rozena.AJA Trojans are injected are:

  • By means of phishing emails;
  • As a repercussion of user winding up on a source that organizes a malicious software application;

As soon as the Trojan is effectively injected, it will either cipher the information on the victim’s PC or stop the device from functioning in a correct manner – while likewise positioning a ransom money note that states the need for the victims to impact the settlement for the objective of decrypting the papers or recovering the file system back to the first problem. In the majority of instances, the ransom money note will come up when the client reboots the COMPUTER after the system has actually already been damaged.

Win32/Rozena.AJA circulation channels.

In different corners of the globe, Win32/Rozena.AJA grows by jumps as well as bounds. Nonetheless, the ransom notes as well as tricks of obtaining the ransom quantity may vary depending on particular local (regional) setups. The ransom money notes as well as tricks of extorting the ransom money amount might vary depending on specific regional (local) settings.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software application.

    In particular locations, the Trojans typically wrongfully report having identified some unlicensed applications made it possible for on the victim’s device. The alert after that requires the user to pay the ransom.

    Faulty statements concerning illegal content.

    In countries where software application piracy is much less prominent, this technique is not as efficient for the cyber fraudulences. Conversely, the Win32/Rozena.AJA popup alert may wrongly claim to be originating from a police establishment and also will certainly report having situated kid pornography or various other illegal information on the tool.

    Win32/Rozena.AJA popup alert might wrongly declare to be deriving from a regulation enforcement organization and will report having located kid porn or various other unlawful data on the gadget. The alert will similarly consist of a requirement for the individual to pay the ransom.

Technical details

File Info:

crc32: 38098928
md5: 14261fa9c9a8f7ae64f39f4ceb968943
name: 14261FA9C9A8F7AE64F39F4CEB968943.mlw
sha1: 3d0e0d9e722f2176b270a0a3c020b1f91286f04b
sha256: 52262c820fa2db10f19b656be260bb20a551f3b270d934af455efcba496ccbf4
sha512: d45de4a44baf51327c1b02671bc02405231d84e2db40223522f2bf98fcdbb35375a37d18fed032aed5ffc179a678577851cb6a66b7ed9133dd299650ac0d9c3b
ssdeep: 6144:K5sY2OH4E7hLUxhasx6oUvTDGqirOfDc/1rW7URZpi1s6Y3YmyzBAhpBoSjvotD+:Kt9Gx4PoUHGqfSKIss6YImkAZoSTo1gD
type: PE32 executable (console) Intel 80386, for MS Windows, UPX compressed

Version Info:

0: [No Data]

Win32/Rozena.AJA also known as:

GridinSoft Trojan.Ransom.Gen
Bkav W32.AIDetect.malware1
Cynet Malicious (score: 85)
ALYac Trojan.GenericKD.40427775
Cylance Unsafe
Sangfor Trojan.Win32.Save.a
Alibaba Trojan:Win32/Shelma.8d24f505
Cybereason malicious.9c9a8f
Symantec Trojan.PowStage
ESET-NOD32 a variant of Win32/Rozena.AJA
APEX Malicious
Avast Win32:Malware-gen
Kaspersky Trojan.Win32.Shelma.acrv
BitDefender Trojan.GenericKD.40427775
NANO-Antivirus Trojan.Win32.Mlw.fhbmgb
MicroWorld-eScan Trojan.GenericKD.40427775
Tencent Win32.Trojan.Shelma.Dvfy
Ad-Aware Trojan.GenericKD.40427775
BitDefenderTheta Gen:NN.ZexaF.34628.xmJfaC27e5o
McAfee-GW-Edition BehavesLike.Win32.Trojan.fc
FireEye Trojan.GenericKD.40427775
Emsisoft Trojan.GenericKD.40427775 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Generic.cozxl
Avira HEUR/AGEN.1111463
Microsoft Trojan:Win32/Occamy.C
Arcabit Trojan.Generic.D268E0FF
AegisLab Trojan.Win32.Shelma.4!c
GData Trojan.GenericKD.40427775
McAfee Artemis!14261FA9C9A8
VBA32 Trojan.Shelma
Malwarebytes Malware.Heuristic.1003
Rising Trojan.Generic!8.C3 (CLOUD)
Yandex Trojan.Shelma!PByFN4PP23o
Ikarus Trojan.Win32.Powerless
Fortinet W32/Rozena.AQW!tr
AVG Win32:Malware-gen
Qihoo-360 Win32/Ransom.DogHousePower.HgAASRAA

How to remove Win32/Rozena.AJA 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.AJA 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.AJA 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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