Trojan.Rozena.HA
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: | 15,887 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 536 |
| First Seen: | April 29, 2021 |
| Last Seen: | July 24, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Rozena.HA on your system indicates a potential security threat that requires immediate attention. This type of threat is generally associated with malicious software designed to compromise the security and integrity of your computer. It is essential to understand the nature of this threat and take appropriate steps to remove it and prevent future infections.
Table of Contents
What Is Trojan.Rozena.HA?
Trojan.Rozena.HA is a type of malware that can infiltrate your system without your knowledge or consent. The term "Trojan" refers to a broad category of malware that disguises itself as legitimate software, allowing it to bypass security measures and gain unauthorized access to your computer. Once inside, it can cause a range of problems, from stealing sensitive information to disrupting system performance.
How Trojan.Rozena.HA Operates
Malware like Trojan.Rozena.HA typically operates by exploiting vulnerabilities in software or tricking users into installing it. Once installed, it can communicate with its creators, allowing them to control your computer remotely. This can lead to the installation of additional malware, theft of personal data, or even the use of your computer for malicious activities such as spreading spam or participating in botnets.
Symptoms of Infection
Identifying a Trojan.Rozena.HA infection can be challenging, as it often does not display obvious symptoms. However, you might notice that your computer is running slower than usual, or you may see unexpected pop-ups, changes in your browser settings, or unfamiliar programs installed on your system. In some cases, you might also experience frequent crashes or freezes, indicating that something is amiss.
How to Remove Trojan.Rozena.HA
- Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow you to download and install removal tools.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. This will help identify and remove all components of the Trojan.Rozena.HA malware.
- Uninstall any suspicious programs that you do not recognize or that were installed without your consent. Be cautious, as some legitimate programs might be masquerading as malware.
- Reset your web browsers (Chrome, Firefox, Edge) to their default settings to remove any changes made by the malware, such as altered home pages or the installation of malicious extensions.
- Reboot your computer and perform another scan with your anti-malware tool to ensure that all remnants of the malware have been removed.
Conclusion
Removing Trojan.Rozena.HA from your system requires a combination of the right tools and a methodical approach. By following the steps outlined above and maintaining good computer hygiene, such as keeping your operating system and software up to date, using strong antivirus protection, and being cautious when clicking on links or downloading software, you can significantly reduce the risk of future infections. Remember, vigilance and proactive security measures are key to protecting your digital assets and ensuring the integrity of your computer system.
Analysis Report
General information
| Family Name: | Trojan.Rozena.HA |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
8fe473fbd7509f14d207d5805af37e57
SHA1:
a2f5f4e1e82535d6f20a9431fd4525a19b2d0247
SHA256:
5AC184863208CEAFE6C78685C09A4DE97F00E1DBB2DF9A4A83D282DA259917BD
File Size:
678.63 KB, 678632 bytes
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MD5:
1161eb15472f87895b4a8324eb19fb44
SHA1:
bbdf1f1ff216e04945af495be57001f9810dc66f
SHA256:
C66434C479D6B6A5531FAC95ABB70C26EBE730D7B5CABAF04AF2006CBAEF5E68
File Size:
1.18 MB, 1180904 bytes
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MD5:
46d39c7423b5c48e1a3b38381af92c5b
SHA1:
144a39fd176499137cd06bd675d976a588e32a3c
SHA256:
E1DED383E5FAD9D35D25395DAC924B0926AA96995F627DD2F2CA941B71473B6F
File Size:
1.10 MB, 1096192 bytes
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MD5:
0b1470997d37ced6f63dac9d77c39eb4
SHA1:
427913afaf0443de10c8078b83e068f6507da51e
SHA256:
57355CE0D63C4B7ACE41916C7D393CD73A6D82A8E07C28840077034288626BDC
File Size:
1.66 MB, 1661440 bytes
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Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have debug information
- File doesn't have exports table
- File doesn't have relocations information
- File doesn't have security information
- File has been packed
- 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)
Show More
- 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 | Simon Tatham |
| File Description |
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| File Version |
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| Internal Name | PuTTY |
| Legal Copyright |
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| Original Filename | PuTTY |
| Product Name | PuTTY suite |
| Product Version |
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Digital Signatures
Digital Signatures
This section lists digital signatures that are attached to samples within this family. When analyzing and verifying digital signatures, it is important to confirm that the signature’s root authority is a well-known and trustworthy entity and that the status of the signature is good. Malware is often signed with non-trustworthy “Self Signed” digital signatures (which can be easily created by a malware author with no verification). Malware may also be signed by legitimate signatures that have an invalid status, and by signatures from questionable root authorities with fake or misleading “Signer” names.| Signer | Root | Status |
|---|---|---|
| Simon Tatham | COMODO RSA Certification Authority | Hash Mismatch |
File Traits
- 2+ executable sections
- HighEntropy
- imgui
- packed
- 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: | 1,746 |
|---|---|
| Potentially Malicious Blocks: | 242 |
| Whitelisted Blocks: | 1,500 |
| Unknown Blocks: | 4 |
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.- Rozena.HA
Windows API Usage
Windows API Usage
This section lists Windows API calls that are used by the samples in this family. Windows API usage analysis is a valuable tool that can help identify malicious activity, such as keylogging, security privilege escalation, data encryption, data exfiltration, interference with antivirus software, and network request manipulation.| Category | API |
|---|---|
| Network Winsock2 |
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| Anti Debug |
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| User Data Access |
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| Keyboard Access |
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