Threat Database Trojans Trojan.Kryptik.JRT

Trojan.Kryptik.JRT

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 23,766
Threat Level: 80 % (High)
Infected Computers: 7
First Seen: September 16, 2023
Last Seen: July 12, 2026
OS(es) Affected: Windows

The detection of Trojan.Kryptik.JRT 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 computer. It's essential to address this issue promptly to prevent any further damage or data compromise.

What Is Trojan.Kryptik.JRT?

Trojan.Kryptik.JRT is identified as a Trojan-type threat. Trojans are malicious programs that disguise themselves as legitimate software to gain unauthorized access to a computer system. They can be used to spy on users, steal sensitive information, disrupt system operation, or provide a backdoor for other malware. The name Trojan.Kryptik.JRT suggests it may have characteristics related to encryption or stealth, but without specific details, it's crucial to focus on general remediation strategies.

How Trojan.Kryptik.JRT Operates

Trojan-type malware, including Trojan.Kryptik.JRT, typically operates by deceiving users into installing it on their systems. This can happen through various means, such as downloading and executing malicious email attachments, installing infected software, or visiting compromised websites. Once installed, it can perform a variety of malicious activities, including data theft, keylogging, or acting as a conduit for other types of malware. The exact operation of Trojan.Kryptik.JRT would depend on its specific design and the intentions of its creators.

Symptoms of Infection

Identifying a Trojan infection can be challenging due to its stealthy nature. However, some common symptoms may indicate the presence of Trojan.Kryptik.JRT or similar malware. These include unexpected system crashes, slow performance, unfamiliar programs or icons, unusual network activity, or pop-ups and spam. If you've noticed any of these symptoms, it's crucial to take immediate action to secure your system and protect your data.

How to Remove Trojan.Kryptik.JRT

  1. 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.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, and perform a full scan of your system. This tool can help identify and remove Trojan.Kryptik.JRT and other potential threats.
  3. Uninstall any suspicious programs that you don't recognize or that were installed around the time you believe the infection occurred. Be cautious and only remove programs you are certain are malicious or unnecessary.
  4. Reset your web browsers (Google Chrome, Mozilla Firefox, Microsoft Edge, etc.) to their default settings. This can help remove any malicious extensions or settings changes made by the malware.
  5. Reboot your computer and perform another full scan with your anti-malware tool to ensure that all traces of the malware have been removed.

Conclusion

Removing Trojan.Kryptik.JRT from your system requires careful and thorough steps to ensure all components of the malware are eliminated. It's also a good time to review your security practices, including updating your operating system and software, using strong, unique passwords, and being cautious with emails and downloads. By taking these steps, you can help protect your system from future threats and maintain a secure computing environment. Remember, vigilance and proactive security measures are key to preventing malware infections and minimizing their impact when they do occur.

Analysis Report

General information

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

Known Samples

MD5: 5554e9c9648167601f4a04768652aebe
SHA1: b92a6a150a3f5fcaac29f9af8f2d73d751b33a10
SHA256: 85B94433026073AE7079D77C3A21406AE7004C42BAA64EDD63E9EB3C0093B682
File Size: 1.47 MB, 1467601 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have security information
  • File has exports table
  • 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

File Traits

  • dll
  • HighEntropy
  • x86

Files Modified

File Attributes
c:\users\user\appdata\local\temp\__tmp_rar_sfx_access_check_24609 Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\ddhzsor.cpl Generic Write,Read Attributes
c:\users\user\appdata\local\temp\ddhzsor.cpl Synchronize,Write Attributes

Registry Modifications

Key::Value Data API Name
HKCU\software\microsoft\windows\currentversion\applicationassociationtoasts::cplfile_.cpl RegNtPreCreateKey
HKCU\local settings\software\microsoft\windows\shell\muicache::c:\windows\system32\control.exe.friendlyappname Windows Control Panel RegNtPreCreateKey
HKCU\local settings\software\microsoft\windows\shell\muicache::c:\windows\system32\control.exe.applicationcompany Microsoft Corporation RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet  RegNtPreCreateKey
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HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::proxybypass  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::intranetname  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::uncasintranet  RegNtPreCreateKey
HKCU\software\microsoft\windows\currentversion\internet settings\zonemap::autodetect RegNtPreCreateKey

Windows API Usage

Category API
Anti Debug
  • IsDebuggerPresent
  • NtQuerySystemInformation
User Data Access
  • GetUserObjectInformation
Keyboard Access
  • GetKeyState
Process Shell Execute
  • ShellExecuteEx

Shell Command Execution

(NULL) C:\Users\Cgaavrbe\AppData\Local\Temp\DDHZsOr.cpL

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