Threat Database Trojans Trojan.Kryptik.FTSJ

Trojan.Kryptik.FTSJ

By CagedTech in Trojans

Analysis Report

General information

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

Known Samples

MD5: 784f8f781b2dd98e31a93707652b8573
SHA1: 251f5dc838ba4362278001ab442755dabaf21930
SHA256: BD9B4DAF2DB07FECAA54D596F26FCF79ED4624E9372D0279DC5F0BC3BF95F7F8
File Size: 7.03 MB, 7030784 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 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
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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 Icons

Windows PE Version Information

Name Value
Company Name Realtek Semiconductor
File Description Update Service
File Version 20.4.6936.30
Legal Copyright Copyright 2023 Realtek Semiconductor
Product Name Update Service

File Traits

  • x64

Block Information

Total Blocks: 1,323
Potentially Malicious Blocks: 365
Whitelisted Blocks: 483
Unknown Blocks: 475

Visual Map

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ? x ? x x ? x x ? ? ? ? 0 ? x x ? x x 0 ? 0 ? x ? x ? ? x ? ? ? ? ? ? ? x ? ? x x x ? x ? ? ? ? ? ? ? x x x 0 x ? ? ? 0 ? ? ? x x x x x ? ? ? x x ? ? x ? 0 ? ? ? ? x x ? x ? ? ? x ? x ? ? x ? ? x ? 0 ? ? 0 ? 0 x ? ? 0 x ? x 0 x ? ? ? ? ? ? x ? ? ? ? x x x ? 0 ? ? ? x x 0 0 ? x ? ? x 0 ? ? ? x x ? ? ? ? ? ? x ? x x x ? ? x x ? 0 x ? ? ? ? x ? ? x ? x ? 0 ? ? ? ? ? 0 x x ? ? x ? x ? 0 x x x ? 0 ? ? x ? x 0 ? ? ? ? x x x ? x x x ? x ? ? ? x x ? x x ? ? ? ? x x ? ? ? ? 0 ? ? x x x 0 ? ? ? ? ? ? x x 0 x ? ? ? x ? x 0 x ? ? ? ? ? x ? x ? ? ? ? ? ? ? x ? ? ? ? x x x 0 x 0 0 ? x x x ? ? ? ? 0 ? ? x x ? 0 ? x ? ? ? x ? x ? ? ? 0 ? x x x x 0 x x 0 ? x ? x x ? x x x ? ? 0 x ? x ? ? ? ? ? x ? ? x x ? ? ? x ? ? ? x x x ? x 0 ? ? x x ? ? x ? x x 0 ? 0 ? ? ? ? x x 0 ? x x ? x x x 0 ? x x 0 x x ? ? ? x 0 x ? 0 x x ? x ? ? ? 0 ? ? ? ? ? 0 0 0 0 x ? x ? ? ? ? ? x x x x x ? ? x ? ? ? ? x x x x ? ? x ? ? ? 0 x x x x ? x x ? ? ? ? ? ? x ? ? ? ? ? ? x x ? x ? x ? x x ? ? x ? ? ? ? x ? ? x x ? ? ? ? x ? ? ? x ? x ? ? ? ? ? 0 ? ? ? ? ? x ? x 0 x 0 0 ? ? ? ? x x x 0 ? ? x ? ? ? 0 x 0 x x ? ? ? ? ? x ? x x ? x ? ? ? ? ? x x ? ? x x ? ? ? ? ? ? x x ? ? x ? 0 ? x ? ? x ? ? x x x x ? ? x x ? ? ? ? x ? ? 0 ? ? 0 ? ? ? x ? 0 ? x x ? ? x ? x x 0 x x ? x ? ? ? x x x ? ? ? 0 ? x ? x x x x x ? ? ? 0 x ? x ? x ? ? 0 0 x x ? x x x 0 x ? ? ? ? ? x ? ? x ? x x ? x ? x x ? x ? 0 ? x x ? ? ? x ? ? ? 0 ? 0 ? 0 x ? x x x x ? ? ? x ? ? ? x x ? ? ? 0 x ? x x 0 ? 0 0 x ? ? ? ? ? x ? ? ? x x ? x ? ? x x ? ? ? 0 x x x 0 x x ? ? ? ? ? ? 0 x ? x 0 x ? x ? ? ? ? ? ? x ? ? 0 ? ? ? x ? ? x ? ? x x x x ? x ? ? ? ? x x ? x ? ? 0 ? 0 0 ? x x ? ? ? x ? x x 0 ? 0 ? 0 0 x x ? x ? ? x ? x x ? x ? ? ? x x 0 ? x x ? 0 x 0 x x x x ? ? x x x ? 0 x ? x ? ? ? x ? ? x ? 0 x x x ? x ? x 0 0 ? x x ? 0 ? ? ? ? 0 ? ? ? x ? x x x x 0 0 x x x x 0 x x ? x x 0 x x 0 0 x 0 0 x x x x 0 x x x x x x x x 0 x x x x x x 0 x x x 0 0 x x x x x 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0
0 - Probable Safe Block
? - Unknown Block
x - Potentially Malicious Block

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClose
  • ntdll.dll!NtConnectPort
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtNotifyChangeKey
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  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • 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!NtQuerySystemInformation
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtRequestWaitReplyPort
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationVirtualMemory
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN
User Data Access
  • GetComputerName
  • GetUserName
Anti Debug
  • IsDebuggerPresent

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