Trojan.Sniffer.C
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: | 18,436 |
| Threat Level: | 80 % (High) |
| Infected Computers: | 86 |
| First Seen: | February 28, 2022 |
| Last Seen: | May 13, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.Sniffer.C on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise your computer's security and privacy, making it essential to understand its nature and take appropriate steps to remove it.
Table of Contents
What Is Trojan.Sniffer.C?
Trojan.Sniffer.C is a type of Trojan horse malware that can infiltrate your system without your knowledge or consent. The term "Trojan" refers to the method of infection, where the malware disguises itself as a legitimate program or file, allowing it to bypass security measures. The ".Sniffer.C" part of the name suggests that this malware may be designed to sniff or intercept sensitive information, such as passwords, credit card numbers, or other confidential data.
How Trojan.Sniffer.C Operates
Once installed, Trojan.Sniffer.C can operate in the background, allowing an attacker to access your system remotely. This can lead to a range of malicious activities, including data theft, keystroke logging, and the installation of additional malware. The malware may also be able to modify system settings, disable security software, and create backdoors for future attacks.
The exact mechanisms used by Trojan.Sniffer.C to operate are not publicly disclosed, but it is likely that it uses common tactics such as exploiting vulnerabilities, social engineering, or drive-by downloads to infect systems.
Symptoms of Infection
Identifying a Trojan.Sniffer.C infection can be challenging, as it may not always exhibit obvious symptoms. However, some common signs of infection include slow system performance, unusual network activity, and unexpected changes to system settings. You may also notice that your browser is being redirected to unfamiliar websites, or that your antivirus software is disabled.
- Unexplained changes to system settings or files
- Slow system performance or crashes
- Unusual network activity or connectivity issues
- Disabled security software or firewall
How to Remove Trojan.Sniffer.C
- Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for a more effective removal process.
- Use a reputable anti-malware tool, such as SpyHunter, to perform a full scan of your system and detect any malware components.
- Uninstall any suspicious programs or applications that may be related to the infection.
- Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
- Reboot your system and perform a follow-up scan to ensure that the malware has been completely removed.
Conclusion
Removing Trojan.Sniffer.C from your system requires a thorough and multi-step approach. By following the steps outlined above, you can help ensure that your system is cleaned of the malware and that your personal data is protected. It is essential to remain vigilant and proactive in maintaining your system's security, including keeping your operating system and software up to date, using strong antivirus protection, and avoiding suspicious downloads or links.
Analysis Report
General information
| Family Name: | Trojan.Sniffer.C |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
fbfd3c5b5ebcf16abe0f9964b218c094
SHA1:
7920e525c63425b49774081fc544cee456765236
SHA256:
39CC1DAFA9B08B7D756C8BD3D6987599F987D0F85DDF68FEC85380B4C56331BC
File Size:
1.23 MB, 1231872 bytes
|
|
MD5:
83adc47a422175e8aea356940a318b49
SHA1:
e9120d4f84fc1c4b35e4f29f5d8d2683da042dca
SHA256:
32DEBBD8F11CB1D8E6C9AE833008F8DE18DF242F885B7325F9698C13340F54B3
File Size:
1.23 MB, 1231872 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have security information
- File has exports table
- File is 64-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
- IMAGE_FILE_DLL is not set inside PE header (Executable)
- IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)
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 | TODO: <公司名> |
| File Description | TODO: <文件说明> |
| File Version | 1.0.0.1 |
| Internal Name | WebMonitor.dll |
| Legal Copyright | TODO: (C) <公司名>。保留所有权利。 |
| Original Filename | WebMonitor.dll |
| Product Name | TODO: <产品名> |
| Product Version | 1.0.0.1 |
File Traits
- Default Version Info
- dll
- HighEntropy
- 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: | 1,225 |
|---|---|
| Potentially Malicious Blocks: | 245 |
| Whitelisted Blocks: | 974 |
| Unknown Blocks: | 6 |
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.- Sniffer.C
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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