Threat Database Trojans Trojan.ShellcodeRunner.XB

Trojan.ShellcodeRunner.XB

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 15
First Seen: September 13, 2024
Last Seen: December 4, 2025
OS(es) Affected: Windows

The detection of Trojan.ShellcodeRunner.XB 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 operational mechanisms, symptoms of infection, and most importantly, steps to remove it from your system. It's crucial to address this issue promptly to prevent any further damage or unauthorized access to your personal data.

What Is Trojan.ShellcodeRunner.XB?

Trojan.ShellcodeRunner.XB 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 provide a backdoor for remote access by an attacker. The name Trojan.ShellcodeRunner.XB suggests it might be involved in executing shellcode, which is a small piece of code used as the payload in the exploitation of a software vulnerability.

How Trojan.ShellcodeRunner.XB Operates

The operational details of Trojan.ShellcodeRunner.XB are not fully disclosed due to the lack of specific telemetry data. However, Trojans generally operate by deceiving users into installing them, often by masquerading as useful applications or hiding within other software downloads. Once installed, they can communicate with command and control servers to receive instructions, which might include downloading additional malware, stealing data, or engaging in other malicious activities. The ability to run shellcode indicates a potential for exploiting vulnerabilities, allowing the malware to escalate privileges or execute malicious code directly in memory.

Symptoms of Infection

Symptoms of a Trojan infection can vary widely depending on the specific goals of the malware. Common indicators include unexpected changes to system settings, unusual network activity, slow system performance, appearance of unwanted programs or toolbars, and frequent crashes or freezes. Since Trojans are designed to be stealthy, many infections may not exhibit noticeable symptoms immediately, making regular system monitoring and antivirus scans crucial for early detection.

How to Remove Trojan.ShellcodeRunner.XB

  1. Enter Safe Mode with Networking: This will limit the malware's ability to interfere with the removal process. Restart your computer and press the key to enter the boot menu (usually F8, F12, or Del), then select Safe Mode with Networking.
  2. Conduct a Full Scan with a Reputable Tool: Use an anti-malware tool like SpyHunter to perform a full system scan. Ensure your antivirus software is updated to the latest version to increase the chances of detection and removal.
  3. Uninstall Suspicious Programs: Go through your installed programs and remove any that you do not recognize or that were installed around the time the malware was detected.
  4. Reset Your Browser Settings: Malware often alters browser settings. Reset Chrome, Firefox, Edge, or any other browser you use to their default settings to remove unwanted extensions or home pages.
  5. Reboot and Re-scan: After removal, reboot your computer and run another full scan with your antivirus software to ensure all components of the malware have been removed.

Conclusion

Removing Trojan.ShellcodeRunner.XB requires careful and methodical steps to ensure all components of the malware are eliminated from your system. It's also essential to adopt preventive measures to avoid future infections, including keeping your operating system and software up to date, using strong, unique passwords, and being cautious when downloading and installing software from the internet. Regular backups of important data can also mitigate the impact of a malware infection. By following the removal steps outlined and maintaining good cybersecurity practices, you can protect your system and personal data from threats like Trojan.ShellcodeRunner.XB.

Analysis Report

General information

Family Name: Trojan.ShellcodeRunner.XB
Signature status: No Signature

Known Samples

MD5: 67809ed9239bcb8bdc2c65105ff34a3d
SHA1: 825c4c3d24d77365d66599c9116e9a31f95320bf
File Size: 97.79 KB, 97792 bytes
MD5: 88f90df84f0a3086c7dec6a7a621988d
SHA1: 811e4d58ed4449eb533e953c5acac81168869cd9
SHA256: 3F109FCDD4EAC0940BBF1F3F200D6344C8E1486364B9E8CE62BDF9D450058D9E
File Size: 91.65 KB, 91648 bytes
MD5: df180b107b16a2336be29916bacb55d0
SHA1: b1d09770a84295250c797314140f894a56b97c6b
SHA256: 08BBEF1CC5D66541BB34BC44C19938498BC32219A9297FA6A23839512AC81B8A
File Size: 95.74 KB, 95744 bytes
MD5: 3ef7debdcfb6147b11fcf895ac423ece
SHA1: 9f44d86f95d6a1db2428f676ceff5992733b6b14
SHA256: 2D03A2C369B475CEE5D1630623F531AB8C3F5EB7D5EA55A0C3A6E44C4A23B017
File Size: 127.49 KB, 127488 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 console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI application
  • 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

  • 2+ executable sections
  • JMC
  • No Version Info
  • x64

Block Information

Total Blocks: 359
Potentially Malicious Blocks: 1
Whitelisted Blocks: 348
Unknown Blocks: 10

Visual Map

0 0 0 0 0 0 0 0 0 0 0 0 0 ? ? 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ? x 0 ? 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ? ? 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ? 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ? 0 ? 0 0 0 0 ? 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

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