Threat Database Trojans Trojan.BadJoke.JB

Trojan.BadJoke.JB

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 2
First Seen: April 19, 2025
Last Seen: January 11, 2026
OS(es) Affected: Windows

The detection of Trojan.BadJoke.JB on your system indicates a potential security threat that requires immediate attention. This type of malware is designed to compromise the security and integrity of your computer, and it's essential to understand its nature and take steps to remove it. In this report, we will provide an overview of Trojan.BadJoke.JB, its operating methods, symptoms of infection, and a step-by-step guide on how to remove it from your system.

What Is Trojan.BadJoke.JB?

Trojan.BadJoke.JB is a type of Trojan malware that can infiltrate your system through various means, such as exploited vulnerabilities, phishing attacks, or drive-by downloads. Once installed, it can perform a range of malicious activities, including data theft, system compromise, and disruption of normal computer functions. The name "Trojan" refers to the fact that this type of malware often disguises itself as legitimate software, making it difficult to detect and remove.

How Trojan.BadJoke.JB Operates

Trojan.BadJoke.JB operates by exploiting system vulnerabilities and using social engineering tactics to trick users into installing or executing the malware. It can spread through infected software downloads, infected websites, or infected email attachments. Once installed, the malware can communicate with its command and control servers to receive instructions and transmit stolen data. It can also install additional malware, create backdoors, and disrupt system security measures to maintain its presence on the infected system.

Symptoms of Infection

Systems infected with Trojan.BadJoke.JB may exhibit a range of symptoms, including slow system performance, frequent crashes, and unusual network activity. You may also notice suspicious programs or processes running in the background, unfamiliar icons or shortcuts on your desktop, or unexpected changes to your system settings. In some cases, the malware may also display fake alerts or warnings, attempting to trick you into installing additional malware or providing sensitive information.

  • Unexplained system crashes or freezes
  • Slow system performance or lag
  • Unusual network activity or data usage
  • Suspicious programs or processes running in the background
  • Unfamiliar icons or shortcuts on your desktop
  • Unexpected changes to your system settings

How to Remove Trojan.BadJoke.JB

  1. Boot your system in Safe Mode with Networking to prevent the malware from loading and to allow for internet access.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, and perform a full system scan to detect and remove the malware.
  3. Uninstall any suspicious programs or software that may be related to the infection.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings to remove any malicious extensions or add-ons.
  5. Reboot your system and perform another full scan with your anti-malware tool to ensure that the malware has been completely removed.

Conclusion

Removing Trojan.BadJoke.JB from your system requires a combination of technical expertise and caution. By following the steps outlined in this report, you can help to ensure the complete removal of the malware and prevent future infections. It's essential to remain vigilant and take proactive measures to protect your system, including keeping your operating system and software up to date, using strong antivirus software, and avoiding suspicious downloads or links. Remember that prevention is key, and being aware of the potential threats and taking steps to mitigate them can help to keep your system secure and protected.

Analysis Report

General information

Family Name: Trojan.BadJoke.JB
Signature status: No Signature

Known Samples

MD5: edf6f03ea529230e070de1a229d17854
SHA1: cc67b360202939dd9fe20f5d579018ed13752fda
SHA256: 8B0156A5D69A6E2A5ED392C6EF2D21C9BE031FCF72A9E8C88C937627870FE47E
File Size: 167.42 KB, 167424 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 32-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 Icons

Windows PE Version Information

Name Value
Company Name B4Zt␐D␍g␉v␏T␙$2␐Y␚mfN␅a␎␅1␜␚uvLM
File Description Free Fortnite Aim Bot Installer
File Version 666.666.666.666
Internal Name flv.exe
Legal Copyright Copyright (C) 2025
Original Filename flv.exe
Product Name *␗␗/␙P,␈␚␞␈S␛:baj5UC␛C␚Ct&r7RGu␡
Product Version 666.666.666.666

File Traits

  • HighEntropy
  • Installer Version
  • x86

Block Information

Total Blocks: 348
Potentially Malicious Blocks: 14
Whitelisted Blocks: 331
Unknown Blocks: 3

Visual Map

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

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