Threat Database Trojans Trojan.Kryptik.FTSI

Trojan.Kryptik.FTSI

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 20,630
Threat Level: 80 % (High)
Infected Computers: 8
First Seen: March 26, 2026
Last Seen: April 22, 2026
OS(es) Affected: Windows

The detection of Trojan.Kryptik.FTSI on your system indicates a potential security threat that requires immediate attention. This report provides an overview of the threat, its operating methods, symptoms of infection, and steps to remove it from your system.

What Is Trojan.Kryptik.FTSI?

Trojan.Kryptik.FTSI is a type of malware that can compromise the security and integrity of your computer system. The term "Trojan" refers to a class of malware that disguises itself as legitimate software, allowing it to bypass security measures and gain unauthorized access to a system. While the specific characteristics of Trojan.Kryptik.FTSI may vary, its primary goal is to exploit system vulnerabilities for malicious purposes.

How Trojan.Kryptik.FTSI Operates

Malware like Trojan.Kryptik.FTSI typically operates by exploiting weaknesses in system security, such as outdated software, unprotected network connections, or deceptive downloads. Once inside a system, it can perform a variety of malicious activities, including data theft, unauthorized changes to system settings, and installation of additional malware. The exact mechanisms used by Trojan.Kryptik.FTSI can depend on its design and the intentions of its creators, but the end result is often significant harm to the infected system and its user.

Symptoms of Infection

Symptoms of a Trojan.Kryptik.FTSI infection can vary widely but may include unusual system behavior, such as unexpected crashes, slow performance, or unfamiliar programs and icons. Users may also notice changes in their browser settings, unexpected pop-ups, or alerts from their security software indicating the presence of malware. In some cases, the infection may not exhibit obvious symptoms, making it difficult for users to detect without the aid of security tools.

How to Remove Trojan.Kryptik.FTSI

  1. Boot your computer in Safe Mode with Networking to limit the malware's ability to interfere with the removal process.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter, to detect and remove all instances of the malware.
  3. Uninstall any suspicious programs that were installed around the time of the infection. Be cautious and only remove programs that you are certain are not needed for your system's operation.
  4. Reset your web browsers (Chrome, Firefox, Edge, etc.) to their default settings to remove any malicious changes made by the Trojan.
  5. Reboot your computer and perform another full scan with your anti-malware tool to ensure that all remnants of the malware have been removed.

Conclusion

Removing Trojan.Kryptik.FTSI from your system requires careful and thorough action to ensure that all components of the malware are eliminated. By following the steps outlined above and maintaining good security practices, such as keeping your software up to date and being cautious with downloads and email attachments, you can help protect your system against future infections. Remember, prevention and vigilance are key to maintaining the security and integrity of your computer system.

Analysis Report

General information

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

Known Samples

MD5: 7cc9f325316b3dabf3788c14ef2b81c4
SHA1: cdc2dc64328bf7ea05494a9302540918bd84813b
SHA256: 63E726BEE554A09AD7DE1F8303928850B94174A8E8828C224B9D9C54DC1B2656
File Size: 7.22 MB, 7219785 bytes

Windows Portable Executable Attributes

  • File doesn't have "Rich" header
  • File doesn't have exports table
  • File doesn't have resources
  • File doesn't have security information
  • File has TLS 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
Show More
  • IMAGE_FILE_DLL is not set inside PE header (Executable)
  • IMAGE_FILE_EXECUTABLE_IMAGE is set inside PE header (Executable Image)

File Traits

  • big overlay
  • No Version Info
  • ntdll
  • x64

Block Information

Total Blocks: 2,257
Potentially Malicious Blocks: 220
Whitelisted Blocks: 1,999
Unknown Blocks: 38

Visual Map

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

Similar Families

  • Kryptik.FTSH
  • Kryptik.FTSI
  • Trojan.Kryptik.Gen.DWW

Files Modified

File Attributes
c:\users\user\appdata\local\temp\49cb4dae\5268\44dfcbfe.exe Generic Write,Read Attributes
c:\users\user\appdata\local\temp\49cb4dae\5268\vcruntime140.dll Generic Write,Read Attributes

Registry Modifications

Key::Value Data API Name
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\cmd.exe ඩﷺ삣ǜ RegNtPreCreateKey
HKLM\system\controlset001\services\bam\state\usersettings\s-1-5-21-3119368278-1123331430-659265220-1001::\device\harddiskvolume2\windows\system32\conhost.exe 툢﷾삣ǜ RegNtPreCreateKey

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcConnectPortEx
  • ntdll.dll!NtAlpcCreateResourceReserve
  • ntdll.dll!NtAlpcCreateSecurityContext
  • ntdll.dll!NtAlpcDeleteSecurityContext
  • ntdll.dll!NtAlpcQueryInformation
  • ntdll.dll!NtAlpcQueryInformationMessage
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtAlpcSetInformation
  • ntdll.dll!NtApphelpCacheControl
Show More
  • ntdll.dll!NtCancelWaitCompletionPacket
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateSemaphore
  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtOpenThread
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryInformationFile
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTerminateProcess
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnsubscribeWnfStateChange
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • ntdll.dll!NtYieldExecution
  • UNKNOWN
Process Manipulation Evasion
  • NtUnmapViewOfSection
Process Shell Execute
  • CreateProcess
  • WriteConsole
Anti Debug
  • IsDebuggerPresent
User Data Access
  • GetUserObjectInformation
Network Winsock2
  • WSAStartup
Network Winsock
  • freeaddrinfo
  • getaddrinfo
Network Icmp
  • IcmpCreateFile
  • IcmpSendEcho2Ex
Process Terminate
  • TerminateProcess

Shell Command Execution

C:\Users\Gebahryz\AppData\Local\Temp\49cb4dae\5268\44dfcbfe.exe (NULL)
C:\WINDOWS\system32\cmd.exe "cmd.exe" /c "ping -n 3 127.0.0.1 >nul & del \"c:\users\user\downloads\cdc2dc64328bf7ea05494a9302540918bd84813b_0007219785\""
C:\WINDOWS\system32\PING.EXE ping -n 3 127.0.0.1
WriteConsole: The filename, di

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