Threat Database Trojans Trojan.Kryptik.TZ

Trojan.Kryptik.TZ

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 8
First Seen: July 2, 2024
Last Seen: January 12, 2026
OS(es) Affected: Windows

The detection of Trojan.Kryptik.TZ 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.Kryptik.TZ, its operating methods, symptoms of infection, and a step-by-step guide on how to remove it from your system.

What Is Trojan.Kryptik.TZ?

Trojan.Kryptik.TZ is a type of Trojan malware that can infect your computer without your knowledge or consent. Trojans are malicious programs that disguise themselves as legitimate software, allowing them to bypass security measures and gain unauthorized access to your system. The name "Trojan.Kryptik.TZ" suggests that it may be a variant of a known Trojan family, but its specific characteristics and behaviors can vary.

How Trojan.Kryptik.TZ Operates

Trojan.Kryptik.TZ, like other Trojans, operates by exploiting vulnerabilities in your system's security or by tricking you into installing it. Once inside, it can perform a range of malicious activities, including data theft, spyware, ransomware, or using your computer as a botnet to launch further attacks. Trojans often communicate with their command and control servers to receive updates or transmit stolen data, making them a significant threat to your privacy and security.

Symptoms of Infection

The symptoms of a Trojan.Kryptik.TZ infection can vary, but common indicators include slow system performance, frequent crashes, unexpected pop-ups, or changes to your browser settings. You might also notice that your antivirus software is disabled or that new, unfamiliar programs are installed on your computer. In some cases, the infection may not exhibit any noticeable symptoms, making it difficult to detect without proper scanning tools.

How to Remove Trojan.Kryptik.TZ

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for internet access. This will make it easier to download and install removal tools.
  2. Download and install a reputable anti-malware tool, such as SpyHunter, which can detect and remove Trojan.Kryptik.TZ and other malware. Perform a full scan of your system to identify all infected files and programs.
  3. Uninstall any suspicious programs that were installed without your knowledge or consent. Be cautious and only remove programs that you are certain are malicious.
  4. Reset your web browsers, including Chrome, Firefox, and Edge, to their default settings. This can help remove any malicious extensions or settings that the Trojan may have altered.
  5. Reboot your computer and perform another full scan with your anti-malware tool to ensure that all remnants of the Trojan have been removed.

Conclusion

Removing Trojan.Kryptik.TZ from your system requires a combination of technical knowledge and the right tools. By following the steps outlined in this report, you can effectively remove the malware and restore your system's security. It's also essential to take preventive measures, such as keeping your operating system and software up-to-date, using strong antivirus protection, and being cautious when downloading and installing new programs. Remember, vigilance and proactive security practices are key to protecting your computer and personal data from future threats.

Analysis Report

General information

Family Name: Trojan.Kryptik.TZ
Packers: UPX
Signature status: No Signature

Known Samples

MD5: e0bd67cc26d00acf22e1532c10c9e1ce
SHA1: f418360aa4e1939fdfa0ca3c1e09c1fd4143ac1d
SHA256: 2BDD845B79DC6EC99E3B1B221FE0DF91E4019BA4C414A51F4B686BA46A91155F
File Size: 669.34 KB, 669342 bytes
MD5: 0c01db615c477b1a34502bc1af399612
SHA1: fc82b74676a7f04323faacdf53537901860c0536
SHA256: B6CA903E249B7DA213176C4F1C9F1C65B80247614AD5EEC5D552998CADC5AF32
File Size: 992.19 KB, 992194 bytes
MD5: 804f47c160ea1532e4f8cce83379a088
SHA1: 27701283c71d69ef7e79c73003aaa9a42959c281
SHA256: 959B7AE05D63D79B0C728FE2F581FC8628424CAECCCD307787C79A4C5FB11F33
File Size: 2.71 MB, 2710358 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have debug information
  • File doesn't have exports table
  • File doesn't have relocations information
  • File doesn't have security information
  • File has been packed
  • File has TLS information
  • File is 32-bit executable
  • File is either console or GUI application
  • File is GUI application (IMAGE_SUBSYSTEM_WINDOWS_GUI)
Show More
  • 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
Assembly Version 1.0.0.0
Company Name
  • MindGems Inc.
  • PC-RET
File Description
  • COUGAR-300K ISP MFC Application
  • Folder Size
  • UnConfuserEx
File Version
  • 3.4.0.0
  • 1.0.5.0
  • 1.0.0.0
Internal Name
  • ISP
  • UnConfuserEx.exe
Legal Copyright Copyright (C) 2009
Original Filename
  • COUGAR-300K.EXE
  • FolderSize.exe
  • UnConfuserEx.exe
Product Name
  • COUGAR-300K ISP Application
  • Folder Size
  • UnConfuserEx
Product Version
  • 3.4.0.0
  • 1.0.0.0

File Traits

  • big overlay
  • packed
  • x86

Block Information

Total Blocks: 605
Potentially Malicious Blocks: 23
Whitelisted Blocks: 582
Unknown Blocks: 0

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

Similar Families

  • Banload.AS
  • Korplug.X

Files Modified

File Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\chart Synchronize,Write Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\chart\cdata.dat Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\~sfx00378e2d13\chart\cdata.dat Synchronize,Write Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\chart\chart.swf Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\~sfx00378e2d13\chart\chart.swf Synchronize,Write Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\chart\index.html Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\~sfx00378e2d13\chart\index.html Synchronize,Write Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\chart\swfobject.js Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\~sfx00378e2d13\chart\swfobject.js Synchronize,Write Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\foldersize.exe Generic Read,Write Data,Write Attributes,Write extended,Append data
Show More
c:\users\user\appdata\local\temp\~sfx00378e2d13\foldersize.exe Synchronize,Write Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\foldersizelog.txt Generic Write,Read Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\help.chm Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\~sfx00378e2d13\help.chm Synchronize,Write Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\lvsettings.dat Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\~sfx00378e2d13\lvsettings.dat Synchronize,Write Attributes
c:\users\user\appdata\local\temp\~sfx00378e2d13\settings.dat Generic Read,Write Data,Write Attributes,Write extended,Append data
c:\users\user\appdata\local\temp\~sfx00378e2d13\settings.dat Synchronize,Write Attributes

Registry Modifications

Key::Value Data API Name
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
User Data Access
  • GetUserObjectInformation
Process Shell Execute
  • ShellExecuteEx

Shell Command Execution

open C:\Users\Cumpdjdl\AppData\Local\Temp\~sfx00378E2D13\FolderSize.exe

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