2024-09-04_01265a559628ffe90a29d410a395317b_bkransomware

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General

Target

2024-09-04_01265a559628ffe90a29d410a395317b_bkransomware
Size

1.8MB
MD5

01265a559628ffe90a29d410a395317b
SHA1

d4edbf2dd307513ef9f436517cf64d061ad012ac
SHA256

a1f4baaa5cb2d729418dca354703607ae4a304216a3fcc6909d88eecf007db37
SHA512

b774790c02addc603c53cef3cf74cad35bbb437119a5afd862030ef8c5724e273d7b613c8aa7f3fe4a5f9175cdd05b22d92f4380aaa38a5cf03fe18bf3a95e0a
SSDEEP

49152:owKreiUD5DBpxUGciXawUG7Zx81FMFOtAKyK8ZHjRvmNe8:oBreiUFDBHUeXawUG7MFMFOt7yK8ZHj0

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-04_01265a559628ffe90a29d410a395317b_bkransomware

Files

2024-09-04_01265a559628ffe90a29d410a395317b_bkransomware
.exe windows:5 windows x86 arch:x86

51e1e433e9671ab62956cf8403e81210

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

E:\微信多开项目\20151013\lzprj_duilib\Bin\SingleWX.pdb

Imports

kernel32

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

user32

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

gdi32

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

msimg32

AlphaBlend
TransparentBlt

winspool.drv

DocumentPropertiesW
ClosePrinter
OpenPrinterW

advapi32

RegDeleteValueW
RegEnumKeyExW
RegEnumValueW
RegQueryValueW
RegEnumKeyW
RegOpenKeyExW
RegDeleteKeyW
RegCreateKeyExW
RegQueryValueExW
RegSetValueExW
RegCloseKey

shell32

SHBrowseForFolderW
SHGetPathFromIDListW
SHGetSpecialFolderLocation
SHGetDesktopFolder
ShellExecuteW
DragQueryFileW
SHAppBarMessage
SHGetFileInfoW
DragFinish

comctl32

InitCommonControlsEx

shlwapi

PathIsUNCW
PathStripToRootW
PathFindExtensionW
PathFindFileNameW
StrFormatKBSizeW
PathRemoveFileSpecW

uxtheme

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

ole32

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

oleaut32

VariantClear
LoadTypeLi
VarBstrFromDate
SafeArrayUnaccessData
SafeArrayAccessData
SafeArrayGetElemsize
SafeArrayDestroy
VariantTimeToSystemTime
SystemTimeToVariantTime
SysStringLen
OleCreateFontIndirect
DispCallFunc
LoadRegTypeLi
VariantChangeType
VariantCopy
SysAllocString
SysFreeString
SysAllocStringLen
VariantInit
SafeArrayCreate

oledlg

OleUIBusyW

oleacc

CreateStdAccessibleObject
AccessibleObjectFromWindow
LresultFromObject

gdiplus

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

imm32

ImmReleaseContext
ImmGetContext
ImmGetOpenStatus

winmm

PlaySoundW

Sections

.text
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 334KB - Virtual size: 333KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 34KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 121KB - Virtual size: 120KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

51e1e433e9671ab62956cf8403e81210

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msimg32

winspool.drv

advapi32

shell32

comctl32

shlwapi

uxtheme

ole32

oleaut32

oledlg

oleacc

gdiplus

imm32

winmm

Sections

.text Size: 1.3MB - Virtual size: 1.3MB

.rdata Size: 334KB - Virtual size: 333KB

.data Size: 27KB - Virtual size: 57KB

.rsrc Size: 34KB - Virtual size: 34KB

.reloc Size: 121KB - Virtual size: 120KB

.text
Size: 1.3MB - Virtual size: 1.3MB

.rdata
Size: 334KB - Virtual size: 333KB

.data
Size: 27KB - Virtual size: 57KB

.rsrc
Size: 34KB - Virtual size: 34KB

.reloc
Size: 121KB - Virtual size: 120KB