Extended Key Usages
ExtKeyUsageCodeSigning
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-29_d83f9b76961d1c3a5f00f73af7e15480_bkransomware.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
2024-08-29_d83f9b76961d1c3a5f00f73af7e15480_bkransomware.exe
Resource
win10v2004-20240802-en
Target
2024-08-29_d83f9b76961d1c3a5f00f73af7e15480_bkransomware
Size
3.9MB
MD5
d83f9b76961d1c3a5f00f73af7e15480
SHA1
d1b6b68bc9b9834451f72837520d008ca159a94d
SHA256
fa20a8303bfc83c430f7213e1ffa30b4a7d91bb2e33b08defd777ea01e0441fd
SHA512
9f62a56271cc99fc89cb2a048a3a4c99819305f221620084acea4b90539487c037f85ed9dca196cbc3295794dd078033fe47839cd9c357bd2c8b55e229d4e083
SSDEEP
98304:P+mFCtQd2M+2fWYk3f/4lekiEn9kP3ukSfcR5allkwuM/WG+BR3ix2FE4h7eZVby:XgQoH4leAiwcR5allhwjctQxN
ExtKeyUsageCodeSigning
ExtKeyUsageCodeSigning
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
GetStdHandle
GetStartupInfoW
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
CreateSemaphoreW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetStringTypeW
GetTimeZoneInformation
ExitProcess
GetTimeFormatW
LCMapStringW
IsValidLocale
EnumSystemLocalesW
FatalAppExitA
SetConsoleCtrlHandler
GetConsoleCP
GetConsoleMode
ReadConsoleW
SetFilePointerEx
OutputDebugStringW
WriteConsoleW
SetEnvironmentVariableA
IsProcessorFeaturePresent
IsDebuggerPresent
RtlUnwind
GetCommandLineW
LocalUnlock
LocalLock
FindResourceExW
GetUserDefaultLCID
ReplaceFileW
GetDiskFreeSpaceW
VirtualProtect
SearchPathW
GetProfileIntW
Sleep
RaiseException
GetTempPathW
GetTempFileNameW
VerifyVersionInfoW
VerSetConditionMask
GetTickCount
SetFileTime
SetFileAttributesW
GetFileType
GetFileTime
GetFileSizeEx
GetFileAttributesExW
GetFileAttributesW
FileTimeToLocalFileTime
SetErrorMode
lstrcpyW
GetWindowsDirectoryW
GetStringTypeExW
MoveFileW
lstrcmpiW
GetCurrentProcess
DuplicateHandle
WriteFile
UnlockFile
SetEndOfFile
ReadFile
LockFile
GetVolumeInformationW
GetShortPathNameW
GetFullPathNameW
GetFileSize
FlushFileBuffers
FindFirstFileW
FindClose
CreateFileW
DeleteFileW
GetCurrentDirectoryW
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
SetStdHandle
GetSystemTimeAsFileTime
VirtualQuery
VirtualAlloc
GetSystemInfo
LocalReAlloc
LocalAlloc
GlobalHandle
GlobalReAlloc
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSection
GlobalFlags
SystemTimeToFileTime
FileTimeToSystemTime
CopyFileW
FormatMessageW
LocalFree
GlobalSize
GetThreadLocale
WritePrivateProfileStringW
GetPrivateProfileStringW
GetPrivateProfileIntW
HeapQueryInformation
ExitThread
AreFileApisANSI
LocalFileTimeToFileTime
GetModuleHandleExW
ResumeThread
SuspendThread
SetThreadPriority
CreateEventW
WaitForSingleObject
SetEvent
CompareStringA
GlobalAlloc
GetVersionExW
GetCurrentThread
GetAtomNameW
GlobalGetAtomNameW
lstrcmpA
GlobalFindAtomW
GlobalAddAtomW
LoadLibraryA
lstrcmpW
GlobalDeleteAtom
LoadLibraryExW
GetSystemDirectoryW
GetCurrentThreadId
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
EncodePointer
GetCurrentProcessId
MulDiv
GlobalFree
GlobalUnlock
GlobalLock
GetProcAddress
GetModuleHandleW
GetModuleFileNameW
FreeResource
SetLastError
OutputDebugStringA
DeleteCriticalSection
DecodePointer
HeapSize
GetLastError
InitializeCriticalSectionEx
HeapDestroy
GetProcessHeap
HeapFree
HeapAlloc
HeapReAlloc
InterlockedPopEntrySList
GetThreadContext
GetTapePosition
GetTapeParameters
GetSystemWindowsDirectoryA
GetSystemTimeAdjustment
GetPriorityClass
GetNumberFormatW
GetNumberFormatEx
GetNamedPipeServerSessionId
GetModuleHandleA
GetLogicalProcessorInformation
GetFinalPathNameByHandleA
GetDllDirectoryW
GetCurrentActCtx
GetConsoleOutputCP
GetCommConfig
GetApplicationRestartSettings
FreeEnvironmentStringsA
FindVolumeClose
FindFirstFileNameW
Wow64GetThreadContext
FindFirstFileExA
WaitForThreadpoolWorkCallbacks
EnumResourceLanguagesExA
WaitForThreadpoolTimerCallbacks
EnumLanguageGroupLocalesW
SetSystemTime
EnumLanguageGroupLocalesA
SetSystemFileCacheSize
CreateThreadpoolTimer
SetFilePointer
CreateThread
SetFileIoOverlappedRange
CreateFileMappingNumaA
SetDynamicTimeZoneInformation
CreateEventA
OpenPrivateNamespaceW
ClearCommBreak
MapViewOfFileExNuma
BackupWrite
FreeLibrary
LoadLibraryW
WideCharToMultiByte
MultiByteToWideChar
CloseHandle
FindResourceW
LoadResource
LockResource
SizeofResource
GetDateFormatW
WaitMessage
PostThreadMessageW
GetSystemMenu
IsZoomed
GetComboBoxInfo
TrackMouseEvent
ReuseDDElParam
UnpackDDElParam
GetMenuBarInfo
InsertMenuItemW
TranslateAcceleratorW
LoadAcceleratorsW
BringWindowToTop
MonitorFromPoint
UpdateLayeredWindow
IsMenu
UnionRect
SetWindowRgn
DrawFrameControl
DrawEdge
DrawStateW
EmptyClipboard
SetClipboardData
CloseClipboard
OpenClipboard
EnumDisplayMonitors
SetLayeredWindowAttributes
RegisterClipboardFormatW
NotifyWinEvent
InvertRect
EnableScrollBar
GetAsyncKeyState
GetIconInfo
DrawIconEx
LoadImageW
SetRectEmpty
DrawFocusRect
GetMenuDefaultItem
CreatePopupMenu
CharUpperW
IsIconic
MessageBeep
GetNextDlgGroupItem
IsRectEmpty
SetRect
InvalidateRgn
CopyAcceleratorTableW
ReleaseCapture
InvalidateRect
KillTimer
SetTimer
DeleteMenu
LoadCursorW
GetSysColorBrush
CopyImage
SystemParametersInfoW
DestroyMenu
GetSystemMetrics
RealChildWindowFromPoint
GetDialogBaseUnits
RemoveMenu
AppendMenuW
InsertMenuW
GetMenuState
GetMenuStringW
UnregisterClassW
CharNextW
SetCursor
ShowOwnedPopups
TranslateMessage
GetMessageW
MapDialogRect
SetWindowContextHelpId
PostQuitMessage
MapVirtualKeyW
GetKeyboardLayout
IntersectRect
WindowFromPoint
GetCursorPos
SendDlgItemMessageA
LoadMenuW
IsDialogMessageW
SetWindowTextW
ScrollWindowEx
SendDlgItemMessageW
IsDlgButtonChecked
CheckRadioButton
CheckDlgButton
GetDlgItemTextW
SetDlgItemTextW
GetDlgItemInt
SetDlgItemInt
MoveWindow
ShowWindow
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
GetMonitorInfoW
WinHelpW
GetScrollInfo
SetScrollInfo
LoadIconW
CallNextHookEx
UnhookWindowsHookEx
SetWindowsHookExW
GetClassNameW
GetClassLongW
SetWindowLongW
PtInRect
EqualRect
MapWindowPoints
AdjustWindowRectEx
GetWindowRect
GetClientRect
GetWindowTextLengthW
GetWindowTextW
RemovePropW
GetPropW
SetPropW
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
RedrawWindow
ValidateRect
SetForegroundWindow
GetForegroundWindow
UpdateWindow
TrackPopupMenuEx
TrackPopupMenu
GetMenuItemCount
GetMenuItemID
GetSubMenu
SetMenu
GetMenu
GetCapture
GetKeyState
SetFocus
GetDlgCtrlID
IsWindowVisible
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPlacement
GetWindowPlacement
SetWindowPos
IsChild
CreateWindowExW
IsCharLowerW
MapVirtualKeyExW
ToUnicodeEx
GetKeyboardState
CreateAcceleratorTableW
DestroyAcceleratorTable
SetCursorPos
SetParent
LockWindowUpdate
SetClassLongW
GetDoubleClickTime
CopyIcon
SetMenuDefaultItem
ModifyMenuW
CharUpperBuffW
FrameRect
EnumChildWindows
DrawMenuBar
DefFrameProcW
DefMDIChildProcW
TranslateMDISysAccel
IsClipboardFormatAvailable
GetUpdateRect
SubtractRect
SendNotifyMessageW
InSendMessage
CreateMenu
GetTabbedTextExtentW
WindowFromDC
DrawIcon
GetWindowRgn
DestroyCursor
GetKeyNameTextW
GetDCEx
GetClassInfoExW
GetClassInfoW
RegisterClassW
CallWindowProcW
DefWindowProcW
PostMessageW
GetMessageTime
GetMessagePos
PeekMessageW
DispatchMessageW
RegisterWindowMessageW
GetLastActivePopup
GetWindowThreadProcessId
MessageBoxW
FillRect
GetSysColor
ScreenToClient
ClientToScreen
EndPaint
BeginPaint
ReleaseDC
GetWindowDC
GetDC
TabbedTextOutW
GrayStringW
DrawTextExW
DrawTextW
GetDesktopWindow
GetWindowLongW
SetActiveWindow
IsWindowEnabled
GetActiveWindow
GetNextDlgTabItem
GetDlgItem
EndDialog
CreateDialogIndirectParamW
IsWindow
GetWindow
DestroyWindow
MonitorFromWindow
RegisterDeviceNotificationA
PostThreadMessageA
OemToCharBuffA
MapVirtualKeyA
HideCaret
GetTopWindow
GetRawInputDeviceInfoW
GetRawInputBuffer
GetFocus
EnumDesktopsW
DestroyIcon
CreateCaret
OffsetRect
InflateRect
CopyRect
SetCapture
GetParent
LoadBitmapW
SendMessageW
EnableWindow
GetMenuItemInfoW
PolyBezierTo
PolylineTo
SetViewportExtEx
SetWindowExtEx
SetWindowOrgEx
SetROP2
OffsetViewportOrgEx
OffsetWindowOrgEx
ScaleViewportExtEx
ScaleWindowExtEx
CombineRgn
CreateFontIndirectW
CreateRectRgnIndirect
GetMapMode
PatBlt
SetRectRgn
DPtoLP
GetBkColor
GetTextColor
CopyMetaFileW
CreateDCW
GetTextExtentPoint32W
GetRgnBox
CreatePalette
GetNearestPaletteIndex
GetPaletteEntries
GetSystemPaletteEntries
RealizePalette
CreateCompatibleBitmap
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
GetDIBits
SetPixel
StretchBlt
CreateDIBSection
SetDIBColorTable
CreateEllipticRgn
ExtTextOutW
Polygon
Rectangle
EnumFontFamiliesExW
OffsetRgn
CreateRoundRectRgn
CreateFontW
GetCharWidthW
StretchDIBits
RoundRect
FrameRgn
PtInRegion
SetPixelV
ExtFloodFill
SetPaletteEntries
FillRgn
GetBoundsRect
GetWindowOrgEx
LPtoDP
GetViewportOrgEx
EndDoc
StartPage
EndPage
AbortDoc
SetAbortProc
GetROP2
GetBkMode
GetNearestColor
GetPolyFillMode
GetStretchBltMode
GetTextAlign
GetTextFaceW
CloseMetaFile
CreateMetaFileW
DeleteMetaFile
SetPolyFillMode
GetLayout
SetMapMode
TextOutW
MoveToEx
GetObjectW
ExtCreatePen
SetArcDirection
SelectClipPath
PolyDraw
ArcTo
StartDocW
SetColorAdjustment
ModifyWorldTransform
SetWorldTransform
EnumMetaFile
PlayMetaFileRecord
SetTextJustification
SetTextAlign
SetTextColor
SetTextCharacterExtra
CreatePolygonRgn
Chord
SetGraphicsMode
SetMapperFlags
SetBkMode
SetBkColor
SelectPalette
SelectObject
ExtSelectClipRgn
SelectClipRgn
SaveDC
RestoreDC
RectVisible
PtVisible
PlayMetaFile
OffsetClipRgn
IntersectClipRect
GetWindowExtEx
GetViewportExtEx
GetStockObject
GetPixel
GetObjectType
GetDeviceCaps
GetCurrentPositionEx
GetClipRgn
GetClipBox
ExcludeClipRect
Escape
DeleteObject
DeleteDC
CreateSolidBrush
CreateRectRgn
CreatePatternBrush
CreatePen
CreateHatchBrush
CreateDIBPatternBrushPt
CreateCompatibleDC
CreateBitmap
BitBlt
WidenPath
SetViewportOrgEx
SetLayout
SetDIBitsToDevice
ResetDCW
Polyline
LineTo
GetWinMetaFileBits
GetTextMetricsW
GetRandomRgn
GetPath
GetCurrentObject
GetColorAdjustment
GdiTransparentBlt
GdiAlphaBlend
Ellipse
CloseEnhMetaFile
SetStretchBltMode
AlphaBlend
TransparentBlt
ClosePrinter
DocumentPropertiesW
OpenPrinterW
GetJobW
GetFileSecurityW
RegEnumKeyExW
RegEnumValueW
RegSetValueW
RegQueryValueW
RegEnumKeyW
RegSetValueExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegQueryValueExW
RegCloseKey
RegOpenKeyExW
RegDeleteTreeW
RegConnectRegistryW
LookupPrivilegeNameW
LogonUserW
GetSidIdentifierAuthority
SetFileSecurityW
SHSetTemporaryPropertyForItem
SHAddToRecentDocs
ExtractIconW
SHGetFileInfoW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHGetDesktopFolder
ShellExecuteW
SHGetMalloc
SHBrowseForFolderW
DragQueryFileW
DragFinish
SHAppBarMessage
ShellExecuteExW
SHFormatDrive
AssocGetPerceivedType
StrChrNW
ord553
PathFileExistsA
PathFindOnPathW
PathGetDriveNumberA
PathIsUNCServerShareA
PathStripPathW
StrChrA
StrChrIA
PathFindExtensionW
PathFindFileNameW
PathRemoveExtensionW
PathIsUNCW
PathStripToRootW
StrFormatKBSizeW
StrStrIA
PathRemoveFileSpecW
GetThemeSysColor
GetThemePartSize
DrawThemeText
DrawThemeParentBackground
OpenThemeData
CloseThemeData
DrawThemeBackground
GetThemeColor
GetCurrentThemeName
IsAppThemed
IsThemeBackgroundPartiallyTransparent
GetWindowTheme
StgOpenStorageOnILockBytes
StgCreateDocfileOnILockBytes
CoGetClassObject
CoDisconnectObject
StringFromGUID2
SetConvertStg
OleRegGetUserType
ReadFmtUserTypeStg
WriteFmtUserTypeStg
WriteClassStg
ReadClassStg
CreateBindCtx
CoTreatAsClass
CoTaskMemFree
OleGetIconOfClass
StringFromCLSID
CoInitialize
CoCreateInstance
CLSIDFromProgID
CLSIDFromString
CoCreateGuid
CreateILockBytesOnHGlobal
OleDuplicateData
HBITMAP_UserMarshal
CreateClassMoniker
CoGetCurrentLogicalThreadId
CoFileTimeNow
CLIPFORMAT_UserMarshal
ReleaseStgMedium
OleSetContainedObject
OleSaveToStream
OleSave
OleLoad
OleCreateFromFile
OleCreateLinkToFile
OleCreateStaticFromData
OleCreateLinkFromData
OleCreateFromData
OleCreate
WriteClassStm
CreateItemMoniker
CreateGenericComposite
RevokeDragDrop
RegisterDragDrop
OleRun
CoFreeUnusedLibraries
OleInitialize
OleUninitialize
CoInitializeEx
CreateStreamOnHGlobal
CoRegisterClassObject
CoRevokeClassObject
OleSetClipboard
OleFlushClipboard
OleIsCurrentClipboard
CoRegisterMessageFilter
DoDragDrop
OleSetMenuDescriptor
OleLockRunning
StgCreateDocfile
StgOpenStorage
StgIsStorageFile
CreateOleAdviseHolder
CreateDataAdviseHolder
GetRunningObjectTable
CoGetMalloc
OleIsRunning
OleQueryCreateFromData
OleQueryLinkFromData
OleRegEnumVerbs
OleRegGetMiscStatus
PropVariantCopy
CoUninitialize
GetHGlobalFromILockBytes
CoLockObjectExternal
OleGetClipboard
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
CoTaskMemAlloc
CreateFileMoniker
SafeArrayAllocData
RegisterTypeLi
LoadRegTypeLi
LoadTypeLi
VarDecFromStr
VarBstrFromDec
VarBstrFromDate
VarBstrFromCy
VarCyFromStr
VarDateFromStr
VariantCopy
SafeArrayPtrOfIndex
SafeArrayCopy
SafeArrayPutElement
SafeArrayGetElement
SafeArrayUnaccessData
SafeArrayAccessData
SafeArrayUnlock
SafeArrayLock
SafeArrayGetLBound
SafeArrayGetUBound
SafeArrayGetElemsize
SafeArrayGetDim
SafeArrayRedim
SafeArrayDestroy
SafeArrayDestroyData
SafeArrayDestroyDescriptor
SafeArrayCreate
SafeArrayAllocDescriptor
VariantTimeToSystemTime
SystemTimeToVariantTime
SysStringLen
OleCreateFontIndirect
SysAllocString
VariantChangeType
VariantClear
VariantInit
SysAllocStringLen
SysStringByteLen
SysFreeString
VarUI8FromStr
VarParseNumFromStr
VarDateFromR4
VarCyFromI8
VarCyAdd
SysAllocStringByteLen
SysReAllocStringLen
OleUIPromptUserW
OleUIPasteSpecialW
ord11
ord7
OleUIChangeIconW
OleUIBusyW
LresultFromObject
CreateStdAccessibleObject
AccessibleChildren
WindowFromAccessibleObject
GetRoleTextA
CreateStdAccessibleProxyW
AccessibleObjectFromWindow
GdipSetInterpolationMode
GdipCreateFromHDC
GdipCreateBitmapFromHBITMAP
GdipDrawImageI
GdipDeleteGraphics
GdipBitmapUnlockBits
GdipBitmapLockBits
GdipCreateBitmapFromScan0
GdipCreateBitmapFromFileICM
GdipCreateBitmapFromStreamICM
GdipCreateBitmapFromFile
GdipCreateBitmapFromStream
GdipGetImagePaletteSize
GdipGetImagePalette
GdipGetImagePixelFormat
GdipGetImageHeight
GdipGetImageWidth
GdipGetImageGraphicsContext
GdipDisposeImage
GdipCloneImage
GdiplusStartup
GdipFree
GdipAlloc
GdiplusShutdown
GdipPrivateAddFontFile
GdipGetRegionBounds
GdipGetPathGradientBlend
GdipGetPathGradientRect
GdipGetPenMode
GdipDrawImageRectI
ImmReleaseContext
ImmGetContext
ImmSetCandidateWindow
ImmRegisterWordA
ImmIsIME
ImmGetImeMenuItemsA
ImmGetDescriptionA
ImmGetCompositionStringA
ImmGetOpenStatus
midiOutReset
midiOutLongMsg
midiOutOpen
PlaySoundW
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ