2024-08-05_961f65e0dfbf4eccc4a890783daf3115_bkransomware

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General

Target

2024-08-05_961f65e0dfbf4eccc4a890783daf3115_bkransomware
Size

3.8MB
MD5

961f65e0dfbf4eccc4a890783daf3115
SHA1

a274815a9f9cb29bd932a3561a17a27560478749
SHA256

b9f6a35af2f532214a048f094f090cc3e477508f3b837c28351780514cbe5935
SHA512

9d906b6bf96bc7cfdb37c9dc217e20893b48864b757fefd65f5a19211e9cf55bab11f02bf0510572ee4d707026aba946b1f3723d483ab2d7323c6afa541b76e1
SSDEEP

98304:jdpfq0SD2Z6VjpnCC0rc/ThrHxAECg1WLFLOAkGkzdnEVomFHKnPqBwNv+YwHRkT:+DY6nCtECg1GFLOyomFHKnPRN2FK

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-08-05_961f65e0dfbf4eccc4a890783daf3115_bkransomware

Files

2024-08-05_961f65e0dfbf4eccc4a890783daf3115_bkransomware
.exe windows:5 windows x86 arch:x86

790d082aa705255eb72bff064be7495d

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

A:\ProjVisual\GitHere\BkavTools\Release\BkavTlInvoker.pdb

Imports

kernel32

GetStartupInfoW
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetConsoleCP
GetConsoleMode
ReadConsoleW
SetFilePointerEx
IsValidCodePage
GetACP
GetOEMCP
VirtualAlloc
GetTimeZoneInformation
GetDateFormatW
GetTimeFormatW
LCMapStringW
GetStringTypeW
OutputDebugStringW
WriteConsoleW
SetEnvironmentVariableA
GetSystemInfo
HeapQueryInformation
ExitThread
GetModuleHandleExW
ExitProcess
RtlUnwind
GetSystemTimeAsFileTime
IsProcessorFeaturePresent
IsDebuggerPresent
GetCommandLineW
SizeofResource
FindResourceExW
VirtualProtect
GetFileSizeEx
GetFileAttributesExW
FileTimeToLocalFileTime
SetErrorMode
GetStdHandle
GetTickCount
SearchPathW
GetWindowsDirectoryW
GetTempPathW
GetTempFileNameW
lstrcmpiW
UnlockFile
LockFile
GetVolumeInformationW
GetFullPathNameW
GetUserDefaultUILanguage
GetSystemDefaultUILanguage
GetLocaleInfoW
CompareStringW
GetCurrentDirectoryW
GlobalFlags
LocalReAlloc
LocalAlloc
GlobalHandle
GlobalReAlloc
InitializeCriticalSection
GetThreadLocale
FileTimeToSystemTime
GlobalGetAtomNameW
VerifyVersionInfoW
VerSetConditionMask
ResumeThread
SetThreadPriority
GetPrivateProfileIntW
lstrcpyW
lstrcmpA
GlobalFindAtomW
GlobalAddAtomW
LoadLibraryA
lstrcmpW
GlobalDeleteAtom
EncodePointer
GetModuleHandleA
FreeResource
OutputDebugStringA
SetLastError
FormatMessageW
MulDiv
LocalFree
GlobalFree
GlobalUnlock
GetFileType
SetStdHandle
GetProfileIntW
VirtualQuery
GlobalLock
GlobalSize
GlobalAlloc
WideCharToMultiByte
MultiByteToWideChar
ReleaseMutex
CreateMutexW
TerminateProcess
DeviceIoControl
DeleteCriticalSection
DecodePointer
EnterCriticalSection
HeapSize
RaiseException
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
GetProcessHeap
HeapFree
HeapAlloc
HeapReAlloc
lstrcatW
lstrcpynW
GetFileSize
FindClose
FindFirstFileW
SetFilePointer
GetFileTime
SetEndOfFile
GetFileAttributesW
DeleteFileW
CopyFileW
GetSystemDirectoryW
GetVersionExW
WritePrivateProfileStringW
GetPrivateProfileStringW
ReadFile
WriteFile
GetCurrentProcessId
SetNamedPipeHandleState
CreateFileW
Sleep
SetEvent
TlsSetValue
TlsGetValue
CreateThread
TlsAlloc
CreateEventW
DisconnectNamedPipe
FlushFileBuffers
GetExitCodeThread
GetCurrentThreadId
GetCurrentThread
DuplicateHandle
GetCurrentProcess
TlsFree
GetExitCodeProcess
CreateProcessW
WaitForSingleObject
lstrlenW
CloseHandle
FreeLibrary
GetModuleHandleW
GetProcAddress
LoadLibraryExW
LoadLibraryW
GetLastError
GetModuleFileNameW
FindResourceW
LoadResource
LockResource
GetCPInfo

user32

InsertMenuItemW
TranslateAcceleratorW
CharUpperBuffW
RegisterClipboardFormatW
CreateAcceleratorTableW
LoadAcceleratorsW
GetKeyboardState
GetKeyboardLayout
ToUnicodeEx
GetUpdateRect
SetClassLongW
DestroyAcceleratorTable
ModifyMenuW
CopyIcon
GetIconInfo
GetDoubleClickTime
LockWindowUpdate
BringWindowToTop
SetCursorPos
LoadImageW
DestroyIcon
EmptyClipboard
SetClipboardData
CloseClipboard
OpenClipboard
SetParent
GetNextDlgGroupItem
SetRect
InvalidateRgn
CopyAcceleratorTableW
CharNextW
WaitMessage
CopyImage
MonitorFromPoint
UnionRect
EnableScrollBar
UpdateLayeredWindow
IsMenu
SetMenuDefaultItem
GetMenuDefaultItem
CreatePopupMenu
NotifyWinEvent
WindowFromPoint
MessageBeep
DeleteMenu
LoadMenuW
ReleaseCapture
SetCapture
GetAsyncKeyState
CharUpperW
IsZoomed
TrackMouseEvent
IntersectRect
RealChildWindowFromPoint
EnumDisplayMonitors
LoadCursorW
SetRectEmpty
SetLayeredWindowAttributes
SendDlgItemMessageA
MapVirtualKeyW
GetKeyNameTextW
SetCursor
ShowOwnedPopups
TranslateMessage
GetMessageW
DrawIconEx
IsRectEmpty
OffsetRect
GetSysColorBrush
SetWindowRgn
DrawFrameControl
DrawEdge
MapDialogRect
SetWindowContextHelpId
PostQuitMessage
SetMenuItemInfoW
GetMenuCheckMarkDimensions
SetMenuItemBitmaps
EnableMenuItem
CheckMenuItem
GetMonitorInfoW
MonitorFromWindow
GetScrollInfo
SetScrollInfo
GetTopWindow
GetClassLongW
EqualRect
MapWindowPoints
AdjustWindowRectEx
RemovePropW
GetPropW
SetPropW
ShowScrollBar
GetScrollRange
SetScrollRange
GetScrollPos
SetScrollPos
ScrollWindow
RedrawWindow
ValidateRect
SetForegroundWindow
GetForegroundWindow
TrackPopupMenu
SetMenu
GetMenu
GetCapture
GetKeyState
IsWindowVisible
EndDeferWindowPos
DeferWindowPos
BeginDeferWindowPos
SetWindowPlacement
GetWindowPlacement
IsChild
CreateWindowExW
GetClassInfoExW
GetClassInfoW
RegisterClassW
CallWindowProcW
DefWindowProcW
GetMessageTime
GetMessagePos
PeekMessageW
DispatchMessageW
RegisterWindowMessageW
IsDialogMessageW
GetWindow
SetWindowLongW
GetWindowTextLengthW
GetWindowTextW
SetWindowTextW
SetFocus
GetDlgCtrlID
CheckDlgButton
SetDlgItemTextW
SetWindowPos
MoveWindow
ShowWindow
SystemParametersInfoW
InflateRect
CopyRect
GetMenuItemInfoW
DestroyMenu
CallNextHookEx
SetWindowsHookExW
PtInRect
GetCursorPos
GetWindowRect
GetFocus
GetSysColor
ScreenToClient
ClientToScreen
EndPaint
BeginPaint
ReleaseDC
GetWindowDC
UnpackDDElParam
ReuseDDElParam
FrameRect
PostThreadMessageW
SubtractRect
IsClipboardFormatAvailable
IsCharLowerW
MapVirtualKeyExW
DrawMenuBar
DefFrameProcW
DefMDIChildProcW
GetDC
TabbedTextOutW
GetWindowRgn
DestroyCursor
CreateMenu
InvertRect
HideCaret
GetComboBoxInfo
WinHelpW
TranslateMDISysAccel
GrayStringW
DrawTextExW
DrawTextW
GetLastActivePopup
GetWindowThreadProcessId
MessageBoxW
GetParent
GetDesktopWindow
GetWindowLongW
SetActiveWindow
IsWindowEnabled
GetActiveWindow
GetNextDlgTabItem
GetDlgItem
EndDialog
CreateDialogIndirectParamW
DestroyWindow
IsWindow
UnhookWindowsHookEx
RemoveMenu
InsertMenuW
GetMenuItemCount
GetMenuItemID
GetSubMenu
GetMenuState
GetMenuStringW
LoadBitmapW
GetClassNameW
FillRect
InvalidateRect
UpdateWindow
DrawStateW
KillTimer
SetTimer
UnregisterClassW
PostMessageW
EnableWindow
DrawIcon
GetClientRect
GetSystemMetrics
IsIconic
SendMessageW
AppendMenuW
GetSystemMenu
LoadIconW
DrawFocusRect

gdi32

SetTextAlign
GetBkColor
GetTextColor
PatBlt
CreatePolygonRgn
Polygon
Polyline
GetTextMetricsW
CreateCompatibleBitmap
CreateDIBitmap
EnumFontFamiliesW
GetTextCharsetInfo
GetMapMode
SetRectRgn
DPtoLP
CreateRoundRectRgn
CreateDIBSection
GetRgnBox
RealizePalette
SetPixel
StretchBlt
SetDIBColorTable
Rectangle
OffsetRgn
RoundRect
CreatePalette
GetPaletteEntries
Ellipse
GetSystemPaletteEntries
ExtFloodFill
SetPaletteEntries
EnumFontFamiliesExW
FillRgn
FrameRgn
GetBoundsRect
PtInRegion
GetViewportOrgEx
LPtoDP
GetWindowOrgEx
SetPixelV
GetTextFaceW
SetTextColor
SetROP2
CreateRectRgnIndirect
CreateEllipticRgn
CombineRgn
GetTextExtentPoint32W
CreateFontIndirectW
ScaleWindowExtEx
ScaleViewportExtEx
OffsetWindowOrgEx
OffsetViewportOrgEx
SetWindowOrgEx
SetWindowExtEx
SetViewportOrgEx
SetViewportExtEx
ExtTextOutW
TextOutW
MoveToEx
GetNearestPaletteIndex
DeleteDC
SetPolyFillMode
GetLayout
SetLayout
SetMapMode
SetBkMode
SetBkColor
SelectPalette
SelectObject
ExtSelectClipRgn
SelectClipRgn
SaveDC
RestoreDC
RectVisible
PtVisible
LineTo
IntersectClipRect
GetWindowExtEx
GetViewportExtEx
GetPixel
GetObjectType
GetClipBox
ExcludeClipRect
Escape
CreateRectRgn
CreatePatternBrush
CreatePen
CreateHatchBrush
CreateCompatibleDC
CreateBitmap
BitBlt
GetDeviceCaps
CreateDCW
CopyMetaFileW
GetObjectW
GetStockObject
DeleteObject
CreateSolidBrush

msimg32

AlphaBlend
TransparentBlt

winspool.drv

ClosePrinter
OpenPrinterW
DocumentPropertiesW

advapi32

RegOpenKeyExW
RegQueryValueW
RegEnumKeyW
RegDeleteKeyW
RegSetValueExW
RegDeleteValueW
RegQueryValueExW
RegCloseKey
RegEnumKeyExW
RegEnumValueW
RegCreateKeyExW

shell32

DragFinish
SHBrowseForFolderW
SHGetPathFromIDListW
SHGetMalloc
SHGetSpecialFolderLocation
SHGetDesktopFolder
SHAppBarMessage
SHGetFileInfoW
SHGetSpecialFolderPathW
DragQueryFileW
ShellExecuteW

comctl32

InitCommonControlsEx

shlwapi

PathRemoveFileSpecW
PathFileExistsW
SHGetValueW
PathFindExtensionW
PathFindFileNameW
PathIsUNCW
PathStripToRootW
StrFormatKBSizeW

uxtheme

DrawThemeBackground
GetWindowTheme
GetThemeSysColor
IsThemeBackgroundPartiallyTransparent
IsAppThemed
OpenThemeData
CloseThemeData
GetThemePartSize
DrawThemeText
GetThemeColor
GetCurrentThemeName
DrawThemeParentBackground

ole32

CoFreeUnusedLibraries
DoDragDrop
OleIsCurrentClipboard
OleFlushClipboard
CreateStreamOnHGlobal
CreateILockBytesOnHGlobal
StgOpenStorageOnILockBytes
StgCreateDocfileOnILockBytes
CoGetClassObject
CoDisconnectObject
CoInitialize
CoCreateInstance
CLSIDFromString
CoCreateGuid
CoUninitialize
OleInitialize
OleDuplicateData
CoTaskMemFree
CoTaskMemAlloc
CoRegisterMessageFilter
CoRevokeClassObject
IsAccelerator
OleTranslateAccelerator
OleDestroyMenuDescriptor
OleCreateMenuDescriptor
CoInitializeEx
ReleaseStgMedium
OleLockRunning
RevokeDragDrop
RegisterDragDrop
CoLockObjectExternal
OleGetClipboard
CLSIDFromProgID
OleUninitialize

oleaut32

SysFreeString
OleCreateFontIndirect
LoadTypeLi
VarBstrFromDate
VariantCopy
SafeArrayDestroy
VariantTimeToSystemTime
SystemTimeToVariantTime
SysStringLen
SysAllocString
VariantChangeType
VariantClear
VariantInit
SysAllocStringLen

oledlg

OleUIBusyW

gdiplus

GdipSetInterpolationMode
GdipCreateFromHDC
GdipCreateBitmapFromHBITMAP
GdipDrawImageI
GdipDeleteGraphics
GdipBitmapUnlockBits
GdipBitmapLockBits
GdipCreateBitmapFromScan0
GdipCreateBitmapFromStream
GdipGetImagePaletteSize
GdipGetImagePalette
GdipGetImagePixelFormat
GdipGetImageHeight
GdipGetImageWidth
GdipGetImageGraphicsContext
GdipDisposeImage
GdipCloneImage
GdiplusStartup
GdipFree
GdipAlloc
GdiplusShutdown
GdipDrawImageRectI

oleacc

CreateStdAccessibleObject
AccessibleObjectFromWindow
LresultFromObject

imm32

ImmReleaseContext
ImmGetContext
ImmGetOpenStatus

winmm

PlaySoundW

Sections

.text
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 339KB - Virtual size: 339KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 26KB - Virtual size: 56KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 688KB - Virtual size: 692KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

790d082aa705255eb72bff064be7495d

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

gdiplus

oleacc

imm32

winmm

Sections

.text Size: 1.4MB - Virtual size: 1.4MB

.rdata Size: 339KB - Virtual size: 339KB

.data Size: 26KB - Virtual size: 56KB

.rsrc Size: 1.4MB - Virtual size: 1.4MB

.reloc Size: 688KB - Virtual size: 692KB

.text
Size: 1.4MB - Virtual size: 1.4MB

.rdata
Size: 339KB - Virtual size: 339KB

.data
Size: 26KB - Virtual size: 56KB

.rsrc
Size: 1.4MB - Virtual size: 1.4MB

.reloc
Size: 688KB - Virtual size: 692KB