Trojan.Zegost.PDA
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: | 1 |
| First Seen: | November 13, 2025 |
| Last Seen: | March 31, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Zegost.PDA on your system indicates a potential security threat that requires immediate attention. This report provides an overview of the threat, its operating methods, symptoms of infection, and steps to remove it from your system. It is essential to address this issue promptly to prevent further damage and protect your personal data.
Table of Contents
What Is Trojan.Zegost.PDA?
Trojan.Zegost.PDA is a type of malware that can compromise the security of your computer system. The term "Trojan" refers to a broad category of malicious software that disguises itself as legitimate programs, allowing it to infiltrate systems without being detected by traditional security measures. Once inside, it can perform a variety of harmful actions, depending on its design and the intentions of its creators.
How Trojan.Zegost.PDA Operates
Malware like Trojan.Zegost.PDA typically operates by exploiting vulnerabilities in software or tricking users into installing it. Once installed, it can communicate with its command and control servers to receive instructions, which might include stealing sensitive information, installing additional malware, or using the infected computer as part of a botnet for malicious activities. The specific operations of Trojan.Zegost.PDA can vary, but its primary goal is to compromise the security and integrity of the infected system.
Symptoms of Infection
Symptoms of a Trojan.Zegost.PDA infection can be subtle and may not always be immediately apparent. Common signs include unexpected changes in system performance, such as slower operation, frequent crashes, or unusual network activity. You might also notice new, unfamiliar programs or toolbars in your browser, or find that your browser's homepage has changed without your consent. In some cases, the malware may attempt to disguise its activity, making it difficult to detect without proper scanning tools.
How to Remove Trojan.Zegost.PDA
- Enter Safe Mode with Networking to prevent the malware from loaded and to allow for a clean environment to perform removal steps.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system. This can help identify and remove all components of the Trojan.Zegost.PDA malware.
- Uninstall any suspicious programs that you do not recognize or that were installed around the time the malware was detected. Be cautious and ensure you are not removing essential system components.
- Reset your web browsers (Chrome, Firefox, Edge) to their default settings to remove any malicious extensions or settings changes made by the malware.
- After completing the above steps, 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.Zegost.PDA requires careful and systematic steps to ensure that all components of the malware are eliminated from your system. It is crucial to stay vigilant and regularly scan your system for malware to prevent future infections. Keeping your operating system, software, and security tools up to date can also help protect against vulnerabilities that malware often exploits. By following the removal steps outlined and maintaining good security practices, you can help safeguard your system and personal data from threats like Trojan.Zegost.PDA.
Analysis Report
General information
| Family Name: | Trojan.Zegost.PDA |
|---|---|
| Packers: | UPX |
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
a81ddb3172346dd2f7ab8573df77941d
SHA1:
01cd6abf86fc411d6facec425d4038c0315f4cf7
SHA256:
5C81CECAC77CA8544820956B7BEE54F7E418BBFA28AA700C1E716F4488124987
File Size:
187.32 KB, 187322 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 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)
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- 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 |
|---|---|
| File Version | 2, 0, 0, 21 |
| Product Name | German Trains - Extreme Edition - Aufgaben Rollbahn Installat |
| Programmersion | 2, 0, 0, 21 |
File Traits
- big overlay
- HighEntropy
- Installer Manifest
- Installer Version
- 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: | 315 |
|---|---|
| Potentially Malicious Blocks: | 71 |
| Whitelisted Blocks: | 244 |
| 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.- Zegost.PDA
Files Modified
Files Modified
This section lists files that were created, modified, moved and/or deleted by samples in this family. File system activity can provide valuable insight into how malware functions on the operating system.| File | Attributes |
|---|---|
| \device\namedpipe\gmdasllogger | Generic Write,Read Attributes |
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 |
|---|---|
| Anti Debug |
|
| User Data Access |
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