Threat Database Trojans Trojan.MSIL.Krypt.GDTB

Trojan.MSIL.Krypt.GDTB

By CagedTech in Trojans

Analysis Report

General information

Family Name: Trojan.MSIL.Krypt.GDTB
Signature status: No Signature

Known Samples

MD5: adc5c76afd1a38c2825132133c886a67
SHA1: c883f9847d9a1f6b10dfa90c82f6cf8161601b01
SHA256: 4F3BDDCC84341075A10A2582071448E4D00B20A7729C5CFD419BDC7EDC174A45
File Size: 641.54 KB, 641536 bytes
MD5: 70ad555faf92b223ae4beb349c5eda79
SHA1: 11e77a9156ac3cff67235b9a1b8360c7370a0a95
SHA256: A8B6FC5C0F0BD16F59DA46A402AE27DE46EE6C7F9E71C7ABB2B1B29DF3494936
File Size: 639.49 KB, 639488 bytes
MD5: 50bb866b60a7447a6dc2137f9bdaa53e
SHA1: 9a2b28ab30b09b7e0b46acade03e22e7e894e851
SHA256: FAD44BF5E387D8964560B10F57429F3EC54B3037EA698C6FBC9E291D8832E3F1
File Size: 640.00 KB, 640000 bytes
MD5: aed66a6bf1490d7803ce551f842be73a
SHA1: 0af8161b439863742ae6d6dc4c577828fd650ead
SHA256: 0FDAA33053B1FC04A69F52B70B238BF08CDC8D1A765917874821CFC02361FFD2
File Size: 641.54 KB, 641536 bytes
MD5: da2537b81df6c507ec8edeab68617036
SHA1: 86d0478eca115aed5944d5dfb394337b0d867772
SHA256: E1699413D9086E4F86F380E13333D8615886E74C57B1A37AD8A31D3B3C90666B
File Size: 640.00 KB, 640000 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 resources
  • File doesn't have security information
  • File is .NET application
  • File is 32-bit executable
  • File is console application (IMAGE_SUBSYSTEM_WINDOWS_CUI)
  • File is either console or GUI 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

  • .NET
  • No Version Info
  • x86

Block Information

Total Blocks: 115
Potentially Malicious Blocks: 70
Whitelisted Blocks: 45
Unknown Blocks: 0

Visual Map

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

Similar Families

  • MSIL.Krypt.GDTB

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateEvent
  • ntdll.dll!NtCreateFile
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreatePrivateNamespace
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtCreateThreadEx
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  • ntdll.dll!NtDeviceIoControlFile
  • ntdll.dll!NtDuplicateObject
  • ntdll.dll!NtEnumerateKey
  • ntdll.dll!NtEnumerateValueKey
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
  • ntdll.dll!NtOpenDirectoryObject
  • ntdll.dll!NtOpenEvent
  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenKeyEx
  • ntdll.dll!NtOpenProcess
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenThreadToken
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDefaultLocale
  • ntdll.dll!NtQueryDirectoryFileEx
  • ntdll.dll!NtQueryFullAttributesFile
  • ntdll.dll!NtQueryInformationFile
  • ntdll.dll!NtQueryInformationJobObject
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryKey
  • ntdll.dll!NtQueryLicenseValue
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQuerySecurityAttributesToken
  • ntdll.dll!NtQuerySecurityObject
  • ntdll.dll!NtQuerySystemInformation
  • ntdll.dll!NtQuerySystemInformationEx
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReadFile
  • ntdll.dll!NtReadRequestData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtResumeThread
  • ntdll.dll!NtSetEvent
  • ntdll.dll!NtSetInformationKey
  • ntdll.dll!NtSetInformationProcess
  • ntdll.dll!NtSetInformationThread
  • ntdll.dll!NtSetInformationWorkerFactory
  • ntdll.dll!NtSubscribeWnfStateChange
  • ntdll.dll!NtTestAlert
  • ntdll.dll!NtTraceControl
  • ntdll.dll!NtUnmapViewOfSection
  • ntdll.dll!NtUnmapViewOfSectionEx
  • ntdll.dll!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWriteFile
  • UNKNOWN
User Data Access
  • GetComputerNameEx
  • GetUserDefaultLocaleName
  • GetUserObjectInformation

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