Threat Database Trojans Trojan.ShellcodeRunner.Gen.MJ

Trojan.ShellcodeRunner.Gen.MJ

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 13,925
Threat Level: 80 % (High)
Infected Computers: 5
First Seen: March 30, 2026
Last Seen: July 17, 2026
OS(es) Affected: Windows

The detection of Trojan.ShellcodeRunner.Gen.MJ 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, steps to remove it from your system. Understanding the nature of this threat is crucial for taking appropriate measures to protect your data and system integrity.

What Is Trojan.ShellcodeRunner.Gen.MJ?

Trojan.ShellcodeRunner.Gen.MJ is identified as a Trojan-type threat. Trojans are malicious programs that can allow unauthorized access to a computer, stealing sensitive information or installing additional malware. The term "Trojan" originates from the Trojan Horse legend, symbolizing how these threats disguise themselves as harmless or useful software to deceive users into installing them. The ".Gen.MJ" part of the name suggests it's a generic detection for a specific type of Trojan that executes shellcode, which is a small piece of code that an attacker can use to exploit vulnerabilities in software. This type of malware can lead to severe consequences, including data theft, system compromise, and further malware infections.

How Trojan.ShellcodeRunner.Gen.MJ Operates

Trojan.ShellcodeRunner.Gen.MJ, like other Trojans, operates by deceiving users into executing the malicious code. Once installed, it can create a backdoor on the infected system, allowing remote access to the attacker. This access can be used to steal sensitive information, install additional malware, or use the infected system for malicious activities such as spamming or participating in distributed denial-of-service (DDoS) attacks. The specifics of how Trojan.ShellcodeRunner.Gen.MJ operates can vary, but its primary goal is to provide unauthorized access and control over the infected system.

Symptoms of Infection

Symptoms of a Trojan infection can be subtle and may not always be immediately apparent. Common indicators include unusual system behavior, such as unexpected pop-ups, slow system performance, or frequent crashes. Additionally, you might notice that your system is behaving erratically, such as programs opening or closing on their own, or your browser redirecting to unwanted websites. In some cases, there may be no noticeable symptoms at all, which is why regular system checks and scans are crucial for detecting and removing malware.

How to Remove Trojan.ShellcodeRunner.Gen.MJ

  1. Enter Safe Mode with Networking: This will help prevent the malware from spreading or communicating with its command and control servers, making it easier to remove. To enter Safe Mode, restart your computer and press the F8 key repeatedly as it boots up. Select Safe Mode with Networking from the Advanced Boot Options menu.
  2. Perform a Full Scan with a Reputable Tool: Use an anti-malware tool such as SpyHunter to perform a full scan of your system. This can help identify and remove the Trojan and any associated malware. Ensure your anti-malware software is updated with the latest definitions before scanning.
  3. Uninstall Suspicious Programs: Go through your installed programs and uninstall any that you don't recognize or that were installed around the time you suspect the infection occurred. Be cautious and only uninstall programs you are certain are not needed.
  4. Reset Your Browser Settings: Resetting your browsers (Chrome, Firefox, Edge) to their default settings can help remove any malicious extensions or settings changes made by the Trojan. This can usually be done from the browser's settings or options menu.
  5. Reboot and Re-scan: After removal, reboot your system and perform another full scan to ensure that all remnants of the malware have been removed. This step is crucial for verifying that your system is clean and secure.

Conclusion

Removing Trojan.ShellcodeRunner.Gen.MJ requires careful steps to ensure that the malware is completely eradicated from your system. By following the removal guide provided, you can protect your system and data from further harm. It's also essential to practice preventive measures, such as regularly updating your software, using strong antivirus protection, and being cautious with emails and downloads, to minimize the risk of future infections. Remember, staying informed and proactive is key to maintaining the security and integrity of your computer system.

Analysis Report

General information

Family Name: Trojan.ShellcodeRunner.Gen.MJ
Signature status: No Signature

Known Samples

MD5: fadd2542727f7667cff86ea22fa6a3c5
SHA1: c4961db74473d48f8602f2b3f10891223b706041
SHA256: D0CD7F9F59E6807EBD88CF6E890280729E3A9AFF3AD5E3895F6700DC0A845491
File Size: 98.82 KB, 98816 bytes
MD5: 503823f57b13e434a1a2eee2be27a368
SHA1: 089d0b9a32cd923fb3678658741e8e3ebb5bd114
SHA256: 3D356E380751FF8FD559D323C5F5E7D6757F092F599358CD5626C513BB258E59
File Size: 111.10 KB, 111104 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have security information
  • File has exports table
  • File has TLS 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
Show More
  • 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

Name Value
Assembly Version 2023.3.3.0
Company Name
  • Plugins.FileExplorer
  • VideoLAN
File Description
  • LibVLC plugin
  • Plugins.FileExplorer
File Version
  • 2023.3.3.0
  • 3.0.20
Internal Name Plugins.FileExplorer.dll
Legal Copyright Copyright © 1996-2023 VideoLAN and VLC Authors
Legal Trademarks VLC media player, VideoLAN and x264 are registered trademarks from VideoLAN
Original Filename Plugins.FileExplorer.dll
Product Name
  • Plugins.FileExplorer
  • VLC media player
Product Version
  • 2023.3.3.0
  • 3,0,20,0

File Traits

  • dll
  • x64

Block Information

Total Blocks: 430
Potentially Malicious Blocks: 34
Whitelisted Blocks: 395
Unknown Blocks: 1

Visual Map

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

Similar Families

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
Show More
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationFile
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN

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