Threat Database Trojans Trojan.Kryptik.JOFA

Trojan.Kryptik.JOFA

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 23,655
Threat Level: 80 % (High)
Infected Computers: 1,591
First Seen: July 24, 2023
Last Seen: May 2, 2026
OS(es) Affected: Windows

The detection of Trojan.Kryptik.JOFA on your system indicates a potential security threat. This report provides an overview of the threat, its operating methods, symptoms of infection, and steps to remove it from your system. It is essential to address this issue promptly to prevent further damage or unauthorized access to your data.

What Is Trojan.Kryptik.JOFA?

Trojan.Kryptik.JOFA is identified as a Trojan-type threat, which typically involves malicious software designed to allow unauthorized access to a computer system. Trojans can be used to steal sensitive information, install additional malware, or provide a backdoor for remote access. The name itself does not specify a known malware family, but its classification as a Trojan indicates its potential for causing harm by exploiting system vulnerabilities or disguising itself as legitimate software.

How Trojan.Kryptik.JOFA Operates

Trojan.Kryptik.JOFA, like other Trojans, may operate by deceiving users into installing it, often by masquerading as useful software or attaching itself to legitimate programs. Once installed, it can execute a variety of malicious actions, including but not limited to, data theft, keylogging, or acting as a vector for additional malware downloads. The specific operations of Trojan.Kryptik.JOFA can vary, but its primary goal is to compromise the security and integrity of 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 crashes, slow performance, or the appearance of unwanted programs or toolbars in your web browser. Additionally, you might notice that your antivirus software is disabled or that certain system settings have been altered without your consent. Since Trojans can be designed to remain stealthy, some infections might only be discovered through regular system scans or when the malware engages in overtly malicious activity.

How to Remove Trojan.Kryptik.JOFA

  1. Enter Safe Mode with Networking to limit the malware's ability to interfere with the removal process. This mode allows you to access the internet and use antivirus programs while disabling most background programs that could be malicious.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. Ensure the tool is updated with the latest definitions to improve the chances of detecting and removing the threat.
  3. Uninstall suspicious programs that were installed around the time the infection was detected. Use the Control Panel or Settings app to review installed programs and remove any that you do not recognize or no longer need.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings. This can help remove any malicious extensions or settings changes made by the Trojan.
  5. After completing the above steps, reboot your system and perform another scan to ensure that the threat has been fully removed. This step is crucial as some malware may not be completely eradicated until the system is restarted.

Conclusion

Removing Trojan.Kryptik.JOFA from your system requires careful and methodical steps to ensure that all components of the malware are eliminated. By following the guidance provided, you can take significant steps towards securing your system and protecting your personal data. It is also important to maintain vigilance and regularly update your security software to prevent future infections. Remember, prevention is key, so always be cautious when downloading software or clicking on links from unknown sources.

Analysis Report

General information

Family Name: Trojan.Kryptik.JOFA
Signature status: No Signature

Known Samples

MD5: 17bac7d09eca07d62cc057e07db7b2eb
SHA1: db7c709e2af29ce3bc5ff1669baea962abc266ce
SHA256: 3979350689CF130B3D8AB2C5DD54C8F8EB5E6EE35B8E6D379AEA02A7B4BBD369
File Size: 1.30 MB, 1297448 bytes
MD5: 287ac508482871978739ed9d947cd723
SHA1: 1308bca850675ff68fc4c3bef67146b11f75afb0
SHA256: 2B82C57A58973BAA6968B3FD22970C97DE9E2C8D271DD7D72C6B6E48E334716B
File Size: 515.07 KB, 515072 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have exports table
  • File doesn't have security information
  • File has TLS information
  • File is 32-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)
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  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

Digital Signatures

Signer Root Status
NVIDIA Corporation DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 Hash Mismatch

File Traits

  • 2+ executable sections
  • HighEntropy
  • No Version Info
  • x86

Block Information

Total Blocks: 2,617
Potentially Malicious Blocks: 122
Whitelisted Blocks: 2,078
Unknown Blocks: 417

Visual Map

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... Data truncated
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Windows API Usage

Category API
Process Manipulation Evasion
  • VirtualAllocEx

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