Trojan.Coinminer.GCF
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: | 9,454 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 3,522 |
| First Seen: | September 14, 2021 |
| Last Seen: | June 30, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Coinminer.GCF on your system indicates a potential security threat that requires immediate attention. This detection name suggests a type of malicious software designed to compromise your computer's resources, possibly for cryptocurrency mining or other nefarious activities. Understanding the nature of this threat and taking prompt action to remove it is crucial to safeguard your personal data and maintain your computer's performance and security.
Table of Contents
What Is Trojan.Coinminer.GCF?
Trojan.Coinminer.GCF is identified as a Trojan-type threat, which means it is a malicious program that can disguise itself as legitimate software. Trojans are known for their ability to grant unauthorized access to a computer, allowing hackers to steal sensitive information, install additional malware, or use the infected computer's resources for illegal activities such as cryptocurrency mining. The term "Coinminer" in the detection name implies that this particular Trojan might be involved in unauthorized cryptocurrency mining, which can significantly slow down your computer and increase your electricity bill.
How Trojan.Coinminer.GCF Operates
Malware like Trojan.Coinminer.GCF typically operates by exploiting vulnerabilities in software or tricking users into installing it. Once installed, it can run in the background, consuming system resources without the user's knowledge. It might communicate with its command and control servers to receive updates or send stolen data. The specific operations of Trojan.Coinminer.GCF can vary, but its primary goal is likely to generate revenue for its creators, either through cryptocurrency mining or other malicious means.
Symptoms of Infection
Identifying a Trojan infection can be challenging due to its stealthy nature. However, some common symptoms include significant slowdowns in computer performance, increased CPU usage, overheating of the computer, and unexpected crashes or freezes. You might also notice unusual network activity or find unfamiliar programs installed on your computer. If you suspect that your computer is infected, it's essential to act quickly to minimize potential damage.
How to Remove Trojan.Coinminer.GCF
- Boot into Safe Mode with Networking: This will help prevent the malware from loading and give you a cleaner environment to work in.
- Perform a Full Scan with a Reputable Tool: Use an anti-malware tool like SpyHunter to scan your computer thoroughly. These tools are designed to detect and remove malware, including Trojans.
- Uninstall Suspicious Programs: Go through your installed programs and remove any that you don't recognize or no longer need.
- Reset Your Browsers: Resetting browsers like Chrome, Firefox, or Edge can help remove any malicious extensions or settings that the Trojan might have installed.
- Reboot and Re-scan: After taking the above steps, reboot your computer and perform another scan to ensure that the malware has been completely removed.
Conclusion
Removing Trojan.Coinminer.GCF requires careful and immediate action to protect your computer and personal data. By understanding the nature of this threat and following the removal steps outlined, you can help ensure your computer's security and performance. Remember, prevention is key; keeping your operating system, software, and security tools up to date, along with being cautious when opening emails or downloading software from the internet, can significantly reduce the risk of future infections.
Analysis Report
General information
| Family Name: | Trojan.Coinminer.GCF |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
9396da9c9e7450b9ebd099a6568f2905
SHA1:
50d589d65011e6e9cea2b41a4169dcda6f1fce25
SHA256:
71DE36A12431706932A5B08F4BD5B22C47469D3F0678909D3C1332D917381044
File Size:
153.60 KB, 153600 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 security information
- File is .NET application
- File is 32-bit executable
- 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 | System Host |
| File Version | 1.0.0.0 |
| Internal Name | ZCash.exe |
| Legal Copyright | Copyright © 2017 |
| Original Filename | ZCash.exe |
| Product Name | System Host |
| Product Version | 1.0.0.0 |
File Traits
- dll
- x64
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: | 61 |
|---|---|
| Potentially Malicious Blocks: | 0 |
| Whitelisted Blocks: | 51 |
| Unknown Blocks: | 10 |
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.- MSIL.Inject.LDA
- MSIL.Inject.LDB
- MSIL.Krypt.TDL
- MSIL.PSW.Agent.KL
- MSIL.PSW.Agent.LQA
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- MSIL.PSW.Agent.TV
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 |
| c:\users\user\appdata\local\microsoft\windows\usrclass.dat{dba6b5ef-640a-11ed-9bcb-f677369d361c}.txr.0.regtrans-ms | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\microsoft\windows\usrclass.dat{dba6b5ef-640a-11ed-9bcb-f677369d361c}.txr.1.regtrans-ms | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\users\user\appdata\local\microsoft\windows\usrclass.dat{dba6b5ef-640a-11ed-9bcb-f677369d361c}.txr.2.regtrans-ms | Generic Read,Write Data,Write Attributes,Write extended,Append data |
| c:\windows\appcompat\programs\amcache.hve | Read Data,Read Control,Write Data |
| c:\windows\appcompat\programs\amcache.hve | Write Attributes |
Registry Modifications
Registry Modifications
This section lists registry keys and values that were created, modified and/or deleted by samples in this family. Windows Registry activity can provide valuable insight into malware functionality. Additionally, malware often creates registry values to allow itself to automatically start and indefinitely persist after an initial infection has compromised the system.| Key::Value | Data | API Name |
|---|---|---|
| HKLM\software\microsoft\windows nt\currentversion\notifications\data::418a073aa3bc1c75 | )k � 8��8tX��B�8 �6 �v 5� �Z xy �� T�B� ������ � ���� �5����ee��Bx �< �!wz "Wc#�#��$kF$�� %"�%:� %�&� &�-&�x(�(X�)�`*J*9*�^*�h+�[,��/9� /��0P%1`1�1HO 1�D5�05�G6�^ | RegNtPreCreateKey |
| HKLM\system\software\microsoft\tip\aggregateresults::data | 鐄ȴ 鲱 軬 洎ʫጉ嵑 揊 픋˹耀뫹躧 隞̃鄁耀꧌ ì | RegNtPreCreateKey |
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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| Process Manipulation Evasion |
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| Process Shell Execute |
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| Encryption Used |
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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\Microsoft.NET\Framework64\v2.0.50727\\dw20.exe dw20.exe -x -s 864
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