Trojan.MSILZilla
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: | 39 |
| First Seen: | May 22, 2022 |
| Last Seen: | January 11, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.MSILZilla 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 system. It's crucial to approach this situation with a clear understanding of the risks and the necessary actions to mitigate them.
Table of Contents
What Is Trojan.MSILZilla?
Trojan.MSILZilla is identified as a Trojan-type threat, which means it is a type of malware that disguises itself as a legitimate software program but actually allows unauthorized access to the victim's system. Trojans can lead to a variety of malicious activities, including data theft, spyware installation, and exploitation of system vulnerabilities. The name itself does not directly link to a known malware family, suggesting it could be a variant or a newly discovered threat.
How Trojan.MSILZilla Operates
Trojan.MSILZilla, like other Trojans, operates by deceiving users into installing it on their systems. This can happen through various means such as downloading infected software, opening malicious email attachments, or clicking on compromised links. Once installed, it can create backdoors for remote access, allowing attackers to control the infected system, steal sensitive information, or use the system for malicious activities like spamming or distributing malware.
Symptoms of Infection
Symptoms of a Trojan infection can vary widely but may include unusual system behavior such as slowed performance, frequent crashes, or unfamiliar programs and icons appearing on the desktop. Users might also notice changes in their browser settings, unexpected pop-ups, or redirected web searches. In some cases, the infection might not display obvious symptoms, making it difficult for users to detect without running a thorough system scan.
How to Remove Trojan.MSILZilla
- Enter Safe Mode with Networking: Restart your computer and enter Safe Mode. This will help prevent the malware from loading and give you a cleaner environment to work in.
- Run a Full Scan with a Reputable Tool: Use an anti-malware tool like SpyHunter to perform a full scan of your system. Ensure the tool is updated with the latest definitions to increase the chances of detecting and removing the Trojan.
- Uninstall Suspicious Programs: Go through your installed programs and uninstall any that you do not recognize or that were installed around the time the symptoms started.
- Reset Your Browser: Reset your web browsers (Chrome, Firefox, Edge) to their default settings. This can help remove any malicious extensions or settings changes made by the Trojan.
- Reboot and Re-scan: After taking the above steps, reboot your computer and run another full scan with your anti-malware tool to ensure that the threat has been fully removed.
Conclusion
Removing Trojan.MSILZilla requires careful and immediate action to prevent further damage to your system and protect your personal data. By following the steps outlined in this report, you should be able to remove the threat. However, prevention is key; always be cautious when downloading software, avoid suspicious links and attachments, and keep your antivirus and operating system updated. Regular system scans and backups can also help in early detection and recovery from such threats. Remember, staying informed and vigilant is your best defense against malware and other cyber threats.
Analysis Report
General information
| Family Name: | Trojan.MSILZilla |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
614ea3a29cb2688760c7517c1ec0bdca
SHA1:
b5ec5c741eb33328eff868e86ddb7adcdcc6a006
SHA256:
C55B58E05AA419DBF3786D6522AC260594141A1F54CED97F6B5A6C48C8D9A864
File Size:
122.88 KB, 122880 bytes
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MD5:
aa98ce357dae9a8fea9d1ea301a2a510
SHA1:
9280b6d646da4fefb5ac8f48c9c3a08fe33a9117
SHA256:
FB9B15B7A19F15DA480190040F9C71FF32FD2400B8474FC9C0C4FCBCABC8CECF
File Size:
131.58 KB, 131584 bytes
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Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have security information
- File is .NET application
- File is 32-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
- File is either console or GUI application
- File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
- File is not packed
- 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 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 |
|---|---|
| Assembly Version | 1.0.0.0 |
| File Description |
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| File Version | 1.0.0.0 |
| Internal Name |
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| Legal Copyright |
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| Original Filename |
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| Product Name |
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| Product Version | 1.0.0.0 |
File Traits
- .NET
- ntdll
- VirtualQueryEx
- WriteProcessMemory
- 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: | 30 |
|---|---|
| Potentially Malicious Blocks: | 25 |
| Whitelisted Blocks: | 5 |
| 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.- KillMBR.W
- KillMBR.WA
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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| User Data Access |
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| Anti Debug |
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