Trojan.Symmi.Y
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.
| Threat Level: | 80 % (High) |
| Infected Computers: | 13 |
| First Seen: | September 6, 2021 |
| Last Seen: | December 12, 2025 |
| OS(es) Affected: | Windows |
The detection of Trojan.Symmi.Y on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive understanding of the threat, its operational mechanisms, symptoms of infection, and most importantly, steps to remove it from your computer.
Table of Contents
What Is Trojan.Symmi.Y?
Trojan.Symmi.Y is identified as a Trojan-type threat. Trojans are malicious programs that disguise themselves as legitimate software but are designed to allow unauthorized access to a computer system. They can be used to steal sensitive information, install additional malware, or disrupt system operation. The name Trojan.Symmi.Y itself does not directly imply a specific malware family, but its classification as a Trojan indicates its potential to cause significant harm.
How Trojan.Symmi.Y Operates
Trojan.Symmi.Y, like other Trojans, operates by deceiving users into installing it on their systems. This can happen through various means, including downloading and running infected software, opening malicious email attachments, or visiting compromised websites. Once installed, it can create backdoors, allowing remote access to the attacker. It may also download and install additional malware, leading to further system compromise. The exact mechanisms of Trojan.Symmi.Y may vary, but its primary goal is to exploit the infected system for malicious purposes.
Symptoms of Infection
Symptoms of a Trojan infection can be subtle and may not always be immediately apparent. Common signs include unusual system behavior, such as slow performance, frequent crashes, or unfamiliar programs and icons appearing on the desktop. You might also notice increased network activity without any apparent reason, or your antivirus software may detect and alert you to the presence of malware. In some cases, Trojans can operate silently, making them difficult to detect without proper scanning tools.
How to Remove Trojan.Symmi.Y
- Boot into Safe Mode with Networking: This will help prevent Trojan.Symmi.Y from loading and make it easier to remove. To do this, restart your computer and press the key to access your boot menu (this key varies by manufacturer but is often F8, F12, or Del). Select Safe Mode with Networking and let the computer boot up.
- Perform a Full Scan with a Reputable Tool: Use a reputable antivirus or anti-malware tool, such as SpyHunter, to perform a full scan of your system. This will help identify and remove Trojan.Symmi.Y and any other malware that may be present.
- Uninstall Suspicious Programs: Go through your installed programs and uninstall anything that looks suspicious or unfamiliar. Be cautious, as some legitimate programs might be mistaken for malware.
- Reset Your Browser: If your web browser (such as Chrome, Firefox, or Edge) has been affected, reset it to its default settings. This can help remove any malicious extensions or settings that Trojan.Symmi.Y might have installed.
- Reboot and Re-scan: After completing the above steps, reboot your computer and perform another full scan with your antivirus or anti-malware tool to ensure that Trojan.Symmi.Y and all associated malware have been removed.
Conclusion
Removing Trojan.Symmi.Y from your system requires careful and thorough action. By understanding the nature of the threat, recognizing the symptoms of infection, and following the steps outlined for removal, you can protect your system and data from potential harm. It's also crucial to maintain good cybersecurity practices, such as regularly updating your operating system and software, using strong antivirus protection, and being cautious when downloading and installing new programs or opening email attachments from unknown sources.
Analysis Report
General information
| Family Name: | Trojan.Symmi.Y |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
ddd98f16f3011d5d44199817a178a856
SHA1:
a53b1e2e65507441948ee841807ec916f157508e
SHA256:
93A92A46A6D9D9E5882496C8742F2C6608660BA79B0C8404098D0FB120FD924C
File Size:
1.61 MB, 1608474 bytes
|
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MD5:
114b7500c48882a438b3841fa11b262f
SHA1:
37adea71d37a5a3b489951a1012495cf716c13f3
SHA256:
0CBB4DA6295A6FBC818B2B000A4DD833F9895BDA2792F62A5CB766932215EDE7
File Size:
1.61 MB, 1607843 bytes
|
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 security information
- File has TLS 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
Show More
- 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 | h.com networkers |
| File Description | Hoya Common Installer |
| File Version | 2.2.0.199 |
| Legal Copyright | (c) 2008-2011 h.com networkers |
| Original Filename | setup.exe |
| Product Name | Hoya Common Installer |
| Product Version | 2.0 |
File Traits
- 2+ executable sections
- big overlay
- Installer Version
- VirtualQueryEx
- 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: | 5,590 |
|---|---|
| Potentially Malicious Blocks: | 311 |
| Whitelisted Blocks: | 5,279 |
| Unknown Blocks: | 0 |
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.- Banload.XB
- Banload.XM
- MediaFinder.A
- Netfilter.A
- Rugmi.FI
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 |
|---|---|
| User Data Access |
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