Threat Database Trojans Trojan.Ousaban.J

Trojan.Ousaban.J

By CagedTech in Trojans

Threat Scorecard

Popularity Rank: 24,609
Threat Level: 80 % (High)
Infected Computers: 2
First Seen: December 2, 2023
Last Seen: November 6, 2025
OS(es) Affected: Windows

Analysis Report

General information

Family Name: Trojan.Ousaban.J
Signature status: No Signature

Known Samples

MD5: 05a6b7e3a11e8386696060c3add144a9
SHA1: a9e076c4337c17439942408035149fa0c978a1ef
SHA256: 7B29C0D1793185A171520539C1DBA87F74B31D47B25C45569AF957B51D1E4055
File Size: 3.84 MB, 3841024 bytes
MD5: 4721e78f4adddc0c92ab4866b1d93884
SHA1: 55da2b6c5d36db338f67e5717dfea311160e779d
SHA256: E1AC453D267847D209E450956B40484C1A596DBE9B828951436B50326DC33F9E
File Size: 4.37 MB, 4372992 bytes

Windows Portable Executable Attributes

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

Windows PE Version Information

Name Value
File Description vcruntime140_1_app
File Version 1.0.0.0
Product Name vcruntime140_1_app
Product Version 1.0.0.0
Program I D com.embarcadero.vcruntime140_1_app

File Traits

  • dll
  • HighEntropy
  • VirtualQueryEx
  • x64

Block Information

Total Blocks: 16,889
Potentially Malicious Blocks: 7
Whitelisted Blocks: 16,881
Unknown Blocks: 1

Visual Map

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

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Files Modified

File Attributes
c:\users\user\downloads\55da2b6c5d36db338f67e5717dfea311160e779d_0004372992 Synchronize,Write Attributes
c:\users\user\downloads\a9e076c4337c17439942408035149fa0c978a1ef_0003841024 Synchronize,Write Attributes

Windows API Usage

Category API
Syscall Use
  • ntdll.dll!NtAlertThreadByThreadId
  • ntdll.dll!NtAlpcSendWaitReceivePort
  • ntdll.dll!NtApphelpCacheControl
  • ntdll.dll!NtClearEvent
  • ntdll.dll!NtClose
  • ntdll.dll!NtCreateMutant
  • ntdll.dll!NtCreateSection
  • ntdll.dll!NtDeleteAtom
  • ntdll.dll!NtFreeVirtualMemory
  • ntdll.dll!NtMapViewOfSection
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  • ntdll.dll!NtOpenFile
  • ntdll.dll!NtOpenKey
  • ntdll.dll!NtOpenProcessToken
  • ntdll.dll!NtOpenSection
  • ntdll.dll!NtOpenSemaphore
  • ntdll.dll!NtProtectVirtualMemory
  • ntdll.dll!NtQueryAttributesFile
  • ntdll.dll!NtQueryDebugFilterState
  • ntdll.dll!NtQueryInformationProcess
  • ntdll.dll!NtQueryInformationThread
  • ntdll.dll!NtQueryInformationToken
  • ntdll.dll!NtQueryPerformanceCounter
  • ntdll.dll!NtQueryValueKey
  • ntdll.dll!NtQueryVirtualMemory
  • ntdll.dll!NtQueryVolumeInformationFile
  • ntdll.dll!NtQueryWnfStateData
  • ntdll.dll!NtReleaseMutant
  • ntdll.dll!NtReleaseSemaphore
  • ntdll.dll!NtReleaseWorkerFactoryWorker
  • ntdll.dll!NtSetEvent
  • 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!NtWaitForAlertByThreadId
  • ntdll.dll!NtWaitForSingleObject
  • ntdll.dll!NtWaitForWorkViaWorkerFactory
  • ntdll.dll!NtWaitLowEventPair
  • ntdll.dll!NtWorkerFactoryWorkerReady
  • ntdll.dll!NtWriteFile
  • ntdll.dll!NtWriteVirtualMemory
  • UNKNOWN
  • win32u.dll!NtGdiBitBlt
  • win32u.dll!NtGdiCreateBitmap
  • win32u.dll!NtGdiCreateCompatibleDC
  • win32u.dll!NtGdiCreateDIBitmapInternal
  • win32u.dll!NtGdiDeleteObjectApp
  • win32u.dll!NtGdiExtGetObjectW
  • win32u.dll!NtGdiGetDCforBitmap
  • win32u.dll!NtGdiGetDCObject
  • win32u.dll!NtGdiGetDeviceCaps
  • win32u.dll!NtGdiRestoreDC
  • win32u.dll!NtGdiSaveDC
  • win32u.dll!NtGdiSelectBitmap
  • win32u.dll!NtGdiSetDIBitsToDeviceInternal
  • win32u.dll!NtUserBuildHwndList
  • win32u.dll!NtUserCallTwoParam
  • win32u.dll!NtUserCreateEmptyCursorObject
  • win32u.dll!NtUserCreateWindowEx
  • win32u.dll!NtUserDestroyCursor
  • win32u.dll!NtUserDestroyWindow
  • win32u.dll!NtUserFindExistingCursorIcon
  • win32u.dll!NtUserGetAncestor
  • win32u.dll!NtUserGetClassName
  • win32u.dll!NtUserGetDC
  • win32u.dll!NtUserGetIconInfo
  • win32u.dll!NtUserGetIconSize
  • win32u.dll!NtUserGetKeyboardLayout
  • win32u.dll!NtUserGetObjectInformation
  • win32u.dll!NtUserGetProp
  • win32u.dll!NtUserGetThreadDesktop
  • win32u.dll!NtUserGetThreadState
  • win32u.dll!NtUserGetWindowCompositionAttribute
  • win32u.dll!NtUserIsNonClientDpiScalingEnabled
  • win32u.dll!NtUserIsTopLevelWindow
  • win32u.dll!NtUserMessageCall
  • win32u.dll!NtUserRegisterClassExWOW
  • win32u.dll!NtUserRegisterWindowMessage
  • win32u.dll!NtUserReleaseDC
  • win32u.dll!NtUserRemoveProp
  • win32u.dll!NtUserSelectPalette
  • win32u.dll!NtUserSetCursorIconData
  • win32u.dll!NtUserSetWindowFNID
  • win32u.dll!NtUserSetWindowLongPtr
  • win32u.dll!NtUserSetWindowPos
  • win32u.dll!NtUserUnregisterClass

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