Trojan.ShellcodeRunner.RRB
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: | February 23, 2026 |
| Last Seen: | March 16, 2026 |
| OS(es) Affected: | Windows |
The detection of Trojan.ShellcodeRunner.RRB 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 operation, symptoms, and most importantly, the steps to remove it from your computer. It's crucial to address this issue promptly to prevent any further damage or data compromise.
Table of Contents
What Is Trojan.ShellcodeRunner.RRB?
Trojan.ShellcodeRunner.RRB is identified as a Trojan-type threat. Trojans are malicious programs that disguise themselves as legitimate software but are designed to allow unauthorized access to a computer system. They can be used to steal sensitive information, install additional malware, or disrupt system operation. The specific characteristics and behaviors of Trojan.ShellcodeRunner.RRB can vary, but its primary goal is to compromise the security and integrity of the infected system.
How Trojan.ShellcodeRunner.RRB Operates
Trojan.ShellcodeRunner.RRB, like other Trojans, operates by deceiving users into installing it on their systems. This can happen through various means, such as downloading and executing malicious files, clicking on links to malicious websites, or opening attachments from spam emails. Once installed, it can create backdoors, allowing remote access to the system, and may download and install additional malware. The threat can also modify system settings and files, leading to unpredictable system behavior and potential data loss.
Symptoms of Infection
The symptoms of a Trojan.ShellcodeRunner.RRB infection can vary widely depending on its specific payload and the intentions of its creators. Common signs include unusual system behavior, such as unexpected pop-ups, slow system performance, and frequent crashes. You might also notice that your browser settings have been altered, or you're being redirected to unwanted websites. In some cases, the infection might not display overt symptoms, making it difficult to detect without proper scanning tools.
How to Remove Trojan.ShellcodeRunner.RRB
- Boot your computer in Safe Mode with Networking. This will help prevent the malware from loading and give you a cleaner environment to work in.
- Download and run a full scan with a reputable anti-malware tool, such as SpyHunter. Ensure your antivirus software is updated to the latest version to increase the chances of detecting and removing the threat.
- Uninstall any suspicious programs that you don't recognize or that were installed around the time the malware was detected. Be cautious and only remove programs you are sure are not needed.
- Reset your web browsers (Google Chrome, Mozilla Firefox, Microsoft Edge) to their default settings. This can help remove any malicious extensions or settings changes made by the Trojan.
- After completing the above steps, reboot your computer and run another full scan with your anti-malware tool to ensure that the threat has been completely removed.
Conclusion
Removing Trojan.ShellcodeRunner.RRB requires careful and systematic steps to ensure that all components of the malware are eliminated from your system. It's essential to stay vigilant and keep your security software updated to protect against future threats. Regularly backing up your important data and being cautious when interacting with emails, downloads, and websites can significantly reduce the risk of malware infections. If you're unsure about any part of the removal process, consider seeking help from a professional to avoid causing further damage to your system.
Analysis Report
General information
| Family Name: | Trojan.ShellcodeRunner.RRB |
|---|---|
| Signature status: | No Signature |
Known Samples
Known Samples
This section lists other file samples believed to be associated with this family.|
MD5:
e22e135b4ebcf46c7b2035ddfe8e9c1f
SHA1:
cf975013e46c98c296e9fea8b8608505a3f8dd30
SHA256:
37661E0704D143CECAF1CA0FF081EACE75E22DD9958780E6F0026042C65B29CD
File Size:
435.20 KB, 435200 bytes
|
Windows Portable Executable Attributes
- File doesn't have "Rich" header
- File doesn't have exports table
- File doesn't have security information
- 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)
File Traits
- fptable
- No Version Info
- 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: | 471 |
|---|---|
| Potentially Malicious Blocks: | 10 |
| Whitelisted Blocks: | 461 |
| 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.- CobaltStrike.SVN
- Rozena.XV
- ShellcodeRunner.RRB
- Trojan.Kryptik.Gen.DLA
- Trojan.Kryptik.Gen.DOM
Show More
- Trojan.ShellcodeRunner.Gen.JG
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 |
|---|---|---|
| HKCU\software\microsoft\edge\blbeacon::failed_count | RegNtPreCreateKey | |
| HKCU\software\microsoft\edge\blbeacon::state | RegNtPreCreateKey | |
| HKCU\software\microsoft\edge\thirdparty::statuscodes | (NULL) | RegNtPreCreateKey |
| HKCU\software\microsoft\edge\thirdparty::statuscodes | RegNtPreCreateKey | |
| HKCU\software\microsoft\edge\elfbeacon::version | 143.0.3650.80 | 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 |
Show More
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| Process Manipulation Evasion |
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| Anti Debug |
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