Trojan.Blackmoon.S
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: | 8,634 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 38 |
| First Seen: | May 26, 2023 |
| Last Seen: | July 14, 2026 |
| OS(es) Affected: | Windows |
Your system has been detected to have a threat identified as Trojan.Blackmoon.S. This detection indicates a potential security risk that requires immediate attention to prevent further harm to your computer and data. It is essential to understand the nature of this threat and take appropriate steps to remove it and secure your system.
Table of Contents
What Is Trojan.Blackmoon.S?
Trojan.Blackmoon.S is a type of malware that falls under the category of Trojans, which are malicious programs designed to gain unauthorized access to a computer system. The name "Trojan" originates from the Trojan Horse legend, where a malicious entity is disguised as something harmless to infiltrate and cause damage from within. Trojans can be used for various malicious purposes, including data theft, espionage, and the distribution of other types of malware.
How Trojan.Blackmoon.S Operates
Like other Trojans, Trojan.Blackmoon.S operates by disguising itself as a legitimate program or file to trick users into installing it on their systems. Once installed, it can create a backdoor that allows remote access to the system, enabling attackers to steal sensitive information, install additional malware, or use the infected computer for malicious activities such as spamming or as part of a botnet. The exact mechanisms and purposes of Trojan.Blackmoon.S can vary, but its primary goal is to compromise system security and user privacy.
Symptoms of Infection
The symptoms of a Trojan.Blackmoon.S infection can be subtle and may not always be immediately apparent. Common signs include unexpected changes in system behavior, such as slow performance, frequent crashes, or the appearance of unwanted programs or toolbars. Users may also notice that their personal files have been altered or that they are experiencing unusual network activity. In some cases, there may be no noticeable symptoms at all, making regular system checks and the use of antivirus software crucial for detection.
- Unexplained changes in system settings or performance
- Appearance of unwanted software or tools
- Increased risk of other malware infections
- Potential data theft or unauthorized access
How to Remove Trojan.Blackmoon.S
- Enter Safe Mode with Networking: This will help prevent the malware from interfering with the removal process. Restart your computer and press the key to access your boot menu (this varies by manufacturer but is often F12, F2, or Del), then select Safe Mode with Networking.
- Perform a Full Scan with a Reputable Tool: Use an anti-malware tool such as SpyHunter to scan your system for the Trojan and other potential threats. Ensure your antivirus software is updated before scanning.
- Uninstall Suspicious Programs: Go through your installed programs and remove any that you do not recognize or that were installed around the time you suspect the infection occurred.
- Reset Your Browser Settings: Malware often targets browsers, so resetting Chrome, Firefox, Edge, or any other browsers you use can help remove malicious extensions and settings. You can usually find this option in the browser's settings or preferences section.
- Reboot and Re-scan: After taking these steps, restart your computer in normal mode and perform another full scan with your antivirus software to ensure the threat has been fully removed.
Conclusion
Dealing with a Trojan.Blackmoon.S infection requires careful and immediate action to prevent further damage. By understanding the nature of this threat and following the steps outlined for removal, you can help protect your system and data from malicious activities. Remember, prevention is key: keeping your operating system, software, and antivirus tools updated, along with practicing safe browsing habits, can significantly reduce the risk of future infections. Always be cautious when opening emails, downloading software, or clicking on links from unknown sources, as these are common vectors for malware distribution.
Analysis Report
General information
| Family Name: | Trojan.Blackmoon.S |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
7991a8d3726adea664baec1dcb6d8f3b
SHA1:
beedbe926bce95c200b935291113d626d1448050
SHA256:
D759CAEF69427A353857FF0E9745D86F9D6CBC0D2C74D5A662F0C1FB523D6CD6
File Size:
1.36 MB, 1360542 bytes
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MD5:
b0c358a8e86057997b81e7ff756b516c
SHA1:
0ab4b4e2d01c7787c94afe811f39d88e2987414e
SHA256:
E7CB1001AF50AFEBE9DB0942853481563EC5B448CF0ABFA525F4A39D15A3F04F
File Size:
32.77 KB, 32768 bytes
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MD5:
3227e1a568f0364a3b1bcc13b9b4fe52
SHA1:
58ccf8373af50fae14a85292f4b3c7ad158aec58
SHA256:
F197C49855B1FFE04CAC5524190BB09B7B75DEB70707538A7020905D2B879FA1
File Size:
23.55 KB, 23552 bytes
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MD5:
0b9295dfc5706f0da9e5b0fa3a830eaa
SHA1:
6438074e2dc7810e81978d887f63c85abf7c4815
SHA256:
2108850900DBFD1680DD1BE076652F69CFB8A996545C2AFBAB713CE4A3CD1225
File Size:
48.13 KB, 48128 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 relocations information
- File doesn't have resources
- File doesn't have security information
- File has been packed
- File has exports table
- File is 32-bit executable
- File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
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- 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
- 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 |
|---|---|
| Comments |
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| Company Name | Lovely Studio [Www.Vicer.Cn] |
| File Description |
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| File Version |
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| Internal Name | TJprojMain |
| Legal Copyright |
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| Original Filename |
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| Product Name |
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| Product Version |
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File Traits
- big overlay
- dll
- packed
- 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: | 176 |
|---|---|
| Potentially Malicious Blocks: | 115 |
| Whitelisted Blocks: | 26 |
| Unknown Blocks: | 35 |
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.- Dinwod.A
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 |
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| Other Suspicious |
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| 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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| 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\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\0ab4b4e2d01c7787c94afe811f39d88e2987414e_0000032768.,LiQMAxHB
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C:\WINDOWS\SysWOW64\rundll32.exe C:\WINDOWS\system32\rundll32.exe c:\users\user\downloads\58ccf8373af50fae14a85292f4b3c7ad158aec58_0000023552.,LiQMAxHB
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