Trojan.Blouiroet.A
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: | 21,880 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 634 |
| First Seen: | October 26, 2017 |
| Last Seen: | July 16, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Blouiroet.A 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 how to remove it effectively.
Table of Contents
What Is Trojan.Blouiroet.A?
Trojan.Blouiroet.A is a type of Trojan horse malware, which is a broad category of malicious software that disguises itself as legitimate programs. Unlike viruses, Trojans do not replicate themselves but can cause significant harm by allowing unauthorized access to your system, stealing sensitive information, or disrupting system operations. The name "Trojan" comes from the legend of the Trojan Horse, where a seemingly harmless gift turned out to be a vessel for enemy soldiers, highlighting the deceptive nature of this malware type.
How Trojan.Blouiroet.A Operates
Trojan.Blouiroet.A, like other Trojans, operates by deceiving users into installing it on their systems. This can happen through various means, such as downloading and running infected software, opening malicious email attachments, or clicking on links to compromised websites. Once installed, it can create backdoors for remote access, allowing attackers to control the infected computer, steal personal data, or use the computer as a bot in larger malicious operations. Trojans can also install additional malware, making the situation even more severe.
Symptoms of Infection
Identifying a Trojan infection can be challenging because it often does not display obvious symptoms. However, some signs may indicate its presence, such as unusual system behavior, slow performance, unexpected pop-ups, or changes in system settings without your intervention. Additionally, you might notice that your antivirus software is disabled or that certain programs do not function correctly. Since Trojans can hide their activities, it's crucial to rely on regular scans with up-to-date antivirus software to detect them.
How to Remove Trojan.Blouiroet.A
- Boot your computer in Safe Mode with Networking. This will help prevent the malware from loading and give you a cleaner environment to work in.
- Download and run a full scan with a reputable anti-malware tool, such as SpyHunter. Ensure the tool is updated to the latest version to increase the chances of detecting and removing the Trojan.
- Uninstall any suspicious programs that you do not recognize or that were installed around the time the malware was detected. Be cautious and only remove programs you are sure are not essential to your system's operation.
- Reset your web browsers (Chrome, Firefox, Edge) to their default settings. This can help remove any malicious extensions or settings that the Trojan might have altered.
- After completing the above steps, reboot your computer and perform another full scan with your anti-malware tool to ensure that the Trojan and any associated malware are completely removed.
Conclusion
The removal of Trojan.Blouiroet.A requires careful and thorough action to ensure that your system is completely clean and secure. It's essential to stay vigilant and take preventive measures to avoid future infections, such as keeping your operating system and software up to date, using strong, unique passwords, and being cautious with emails and downloads from unknown sources. Regular backups of important data can also protect you against data loss in case of a severe malware attack. By understanding the nature of Trojans and taking proactive steps, you can significantly reduce the risk of infection and maintain a secure computing environment.
Analysis Report
General information
| Family Name: | Trojan.Blouiroet.A |
|---|---|
| Packers: | PECompact v2.20 |
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
8b0b0cc69cecb8327ab16b2927f3704c
SHA1:
67c82a8b2a361d96bd6926562642ba5129dc31df
SHA256:
8299AB5E8C12E24B41AD51868E754FFFDDF8AFD12C5A0FF2F2C0E989C566F79F
File Size:
113.99 KB, 113986 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 security information
- File has been packed
- File has exports table
- 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)
- IMAGE_FILE_DLL is not set inside PE header (Executable)
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- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
File Traits
- 2+ executable sections
- dll
- HighEntropy
- packed
- PEC2
- PECompact v2.20
- 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: | 1,123 |
|---|---|
| Potentially Malicious Blocks: | 40 |
| Whitelisted Blocks: | 1,069 |
| Unknown Blocks: | 14 |
Visual Map
? - Unknown Block
x - Potentially Malicious Block
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 |
|---|---|
| Syscall Use |
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| Process Manipulation Evasion |
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| Process Shell Execute |
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| Anti Debug |
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Shell Command Execution
Shell Command Execution
This section lists Windows shell commands that are run by the samples in this family. Windows Shell commands are often leveraged by malware for nefarious purposes and can be used to elevate security privileges, download and launch other malware, exploit vulnerabilities, collect and exfiltrate data, and hide malicious activity.
C:\WINDOWS\SysWOW64\rundll32.exe "C:\WINDOWS\SysWOW64\rundll32.exe" "C:\WINDOWS\SysWOW64\shell32.dll",#44 "c:\users\user\downloads\67c82a8b2a361d96bd6926562642ba5129dc31df_0000113986."
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