Threat Database Trojans Trojan.Kryptik.GTCA

Trojan.Kryptik.GTCA

By CagedTech in Trojans

Threat Scorecard

Threat Level: 80 % (High)
Infected Computers: 3
First Seen: August 14, 2023
Last Seen: November 2, 2025
OS(es) Affected: Windows

The detection of Trojan.Kryptik.GTCA 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, potentially leading to unauthorized access, data theft, and other malicious activities. It is essential to understand the nature of this threat and take prompt action to remove it and prevent future infections.

What Is Trojan.Kryptik.GTCA?

Trojan.Kryptik.GTCA is a type of Trojan horse malware that can infiltrate your system through various means, such as exploited vulnerabilities, phishing attacks, or infected software downloads. Once inside, it can establish a backdoor connection to a command and control server, allowing attackers to remotely access and control your computer. The name "Trojan.Kryptik.GTCA" suggests that it may be a variant of a known Trojan horse malware, but its exact characteristics and behavior may vary.

How Trojan.Kryptik.GTCA Operates

Trojan.Kryptik.GTCA operates by exploiting weaknesses in your system's security, often using social engineering tactics to trick users into installing or executing the malware. Once installed, it can hide itself from detection, making it challenging to identify and remove. The malware may communicate with its command and control server to receive updates, transmit stolen data, or download additional malicious components. Its primary goal is to maintain a persistent presence on your system, allowing attackers to carry out malicious activities, such as data theft, keystroke logging, or ransomware attacks.

Symptoms of Infection

Identifying a Trojan.Kryptik.GTCA infection can be challenging, as it may not exhibit obvious symptoms. However, you may notice unusual system behavior, such as slow performance, frequent crashes, or unfamiliar programs running in the background. Other potential indicators of infection include unexpected changes to your system settings, unfamiliar desktop icons or shortcuts, or suspicious network activity. If you suspect that your system is infected, it is crucial to take immediate action to remove the malware and prevent further damage.

How to Remove Trojan.Kryptik.GTCA

  1. Boot your computer in Safe Mode with Networking to prevent the malware from loading and to allow for a more effective removal process.
  2. Run a full scan with a reputable anti-malware tool, such as SpyHunter, to detect and remove all instances of the malware.
  3. Uninstall any suspicious programs or applications 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 computer and run another full scan with your anti-malware tool to ensure that the malware has been completely removed.

Conclusion

Removing Trojan.Kryptik.GTCA from your system requires a thorough and multi-step approach. By following the steps outlined above, you can effectively remove the malware and prevent future infections. It is essential to remain vigilant and take proactive measures to protect your system, such as 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 staying informed about the latest security threats can help you stay one step ahead of malware like Trojan.Kryptik.GTCA.

Analysis Report

General information

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

Known Samples

MD5: a0a15b6c5abff697c3c27d66703d170f
SHA1: a01f3a0f1572322b2e4a1406458725706ed472b3
SHA256: ADC03DF3129F96A014D6616AB14B275721235E9F66F14B571762680A9FF5FAE4
File Size: 71.17 KB, 71168 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have exports table
  • File doesn't have relocations information
  • File doesn't have resources
  • File doesn't have security information
  • File is 64-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
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  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • No Version Info
  • x64

Block Information

Total Blocks: 138
Potentially Malicious Blocks: 30
Whitelisted Blocks: 23
Unknown Blocks: 85

Visual Map

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

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile

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