Trojan.Rozena.GDH
Threat Scorecard
EnigmaSoft Threat Scorecard
EnigmaSoft Threat Scorecards are assessment reports for different malware threats which have been collected and analyzed by our research team. EnigmaSoft Threat Scorecards evaluate and rank threats using several metrics including real-world and potential risk factors, trends, frequency, prevalence, and persistence. EnigmaSoft Threat Scorecards are updated regularly based on our research data and metrics and are useful for a wide range of computer users, from end users seeking solutions to remove malware from their systems to security experts analyzing threats.
EnigmaSoft Threat Scorecards display a variety of useful information, including:
Popularity Rank: The ranking of a particular threat in EnigmaSoft’s Threat Database.
Severity Level: The determined severity level of an object, represented numerically, based on our risk modeling process and research, as explained in our Threat Assessment Criteria.
Infected Computers: The number of confirmed and suspected cases of a particular threat detected on infected computers as reported by SpyHunter.
See also Threat Assessment Criteria.
| Popularity Rank: | 25,448 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 1 |
| First Seen: | May 28, 2025 |
| Last Seen: | April 22, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Rozena.GDH on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the security and integrity of your computer, and it's essential to understand its nature and take steps to remove it. In this report, we'll provide an overview of Trojan.Rozena.GDH, its operating methods, symptoms of infection, and a step-by-step guide on how to remove it from your system.
Table of Contents
What Is Trojan.Rozena.GDH?
Trojan.Rozena.GDH is a type of malicious software that can infiltrate your system without your knowledge or consent. The name "Trojan" refers to the fact that this malware disguises itself as a legitimate program or file, allowing it to bypass security measures and gain access to your system. Once inside, it can cause a range of problems, from stealing sensitive information to disrupting system performance.
How Trojan.Rozena.GDH Operates
Trojan.Rozena.GDH operates by exploiting vulnerabilities in your system's security, often through phishing emails, infected software downloads, or compromised websites. Once it gains access, it can establish a connection with its command and control server, allowing it to receive instructions and transmit stolen data. This malware can also modify system settings, create backdoors, and install additional malware, making it challenging to detect and remove.
Symptoms of Infection
Identifying the symptoms of a Trojan.Rozena.GDH infection can be challenging, as it often disguises itself as a legitimate program. However, some common signs of infection include slow system performance, unexpected pop-ups, and unfamiliar programs or icons on your desktop. You may also notice that your browser is redirecting to unfamiliar websites, or that your antivirus software is disabled. If you suspect that your system is infected, it's essential to take immediate action to prevent further damage.
How to Remove Trojan.Rozena.GDH
- Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for internet access. This will enable you to download and install removal tools.
- Download and install a reputable anti-malware tool, such as SpyHunter, and perform a full scan of your system to detect and remove Trojan.Rozena.GDH and any associated malware.
- Uninstall any suspicious programs or applications that you don't recognize or that were installed without your consent. Be cautious when uninstalling programs, as some may be legitimate.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons. This will help prevent the malware from re-infecting your system.
- Reboot your system and perform another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed.
Conclusion
Removing Trojan.Rozena.GDH from your system requires careful attention to detail and a thorough understanding of the malware's operating methods. By following the steps outlined in this report, you can effectively remove the malware and prevent future infections. It's essential to remain vigilant and take proactive measures to protect your system, including keeping your operating system and software up-to-date, using strong antivirus software, and being cautious when downloading files or clicking on links from unfamiliar sources. Remember, prevention is key to maintaining the security and integrity of your computer.
Analysis Report
General information
| Family Name: | Trojan.Rozena.GDH |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
4cd2f3db0fe2b9638a1a2686f2bc7db4
SHA1:
a7f1f27bf2167a9c36bbfba30919d3bbf5623906
SHA256:
3AA3EE24DE87DF7343BD47CC013262AFCA3F462555DD42C327107AF7D2995088
File Size:
776.19 KB, 776192 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have security information
- File is 32-bit executable
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
- File is Native application (NOT .NET application)
- File is not packed
- IMAGE_FILE_DLL is not set inside PE header (Executable)
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
File Icons
File Icons
This section displays icon resources found within family samples. Malware often replicates icons commonly associated with legitimate software to mislead users into believing the malware is safe.
Windows PE Version Information
Windows PE Version Information
This section displays values and attributes that have been set in the Windows file version information data structure for samples within this family. To mislead users, malware actors often add fake version information mimicking legitimate software.| Name | Value |
|---|---|
| Company Name | Microsoft Corporation |
| File Description | Windows Calculator |
| File Version | 6.1.7601.17514 (win7sp1_rtm.101119-1850) |
| Internal Name | CALC |
| Legal Copyright | © Microsoft Corporation. All rights reserved. |
| Original Filename | CALC.EXE |
| Product Name | Microsoft® Windows® Operating System |
| Product Version | 6.1.7601.17514 |
File Traits
- HighEntropy
- ntdll
- x86
Block Information
Block Information
During analysis, EnigmaSoft breaks file samples into logical blocks for classification and comparison with other samples. Blocks can be used to generate malware detection rules and to group file samples into families based on shared source code, functionality and other distinguishing attributes and characteristics. This section lists a summary of this block data, as well as its classification by EnigmaSoft. A visual representation of the block data is also displayed, where available.| Total Blocks: | 2,953 |
|---|---|
| Potentially Malicious Blocks: | 11 |
| Whitelisted Blocks: | 2,941 |
| Unknown Blocks: | 1 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
Similar Families
Similar Families
This section lists other families that share similarities with this family, based on EnigmaSoft’s analysis. Many malware families are created from the same malware toolkits and use the same packing and encryption techniques but uniquely extend functionality. Similar families may also share source code, attributes, icons, subcomponents, compromised and/or invalid digital signatures, and network characteristics. Researchers leverage these similarities to rapidly and effectively triage file samples and extend malware detection rules.- Elly.A
- Expiro.KA
- Rozena.GDH
