2024-12-24_554cff18a4f5c295ccce538d17f4b74d_bkransomware

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General

Target

2024-12-24_554cff18a4f5c295ccce538d17f4b74d_bkransomware
Size

2.5MB
MD5

554cff18a4f5c295ccce538d17f4b74d
SHA1

abbbca082abc307f1dacd2844667615b4fb6025e
SHA256

6950ffdbcd00f68b7529b578ac59b2ba3e3664ddfea93ee39ea5efe05a61a1cd
SHA512

b1e480618b2f51a12cff50bd1fdebb60fdf6bdaecbc4a35482eb30f19b4cfa85c367ac903fd9bf1a93dee22ca3556abee270d12aa920f18f358a76bd32e3346a
SSDEEP

49152:tIlS/8Y8xjxVD19FFMaZEcQHgh6qWw+lIQPL:ulSNglVDZJZ5rWw+x

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-12-24_554cff18a4f5c295ccce538d17f4b74d_bkransomware

Files

2024-12-24_554cff18a4f5c295ccce538d17f4b74d_bkransomware
.exe windows:5 windows x86 arch:x86

39d1cdc8b91b4708cfaa6e644a7df7c2

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

I:\build_new\trunk4.0_cn\setup\bin\dnuninst.pdb

Imports

kernel32

GetCommandLineW
Sleep
GlobalFree
GlobalAlloc
GetShortPathNameW
GetTempPathW
CreateEventW
GetStartupInfoW
GetVersionExW
GetSystemInfo
TerminateProcess
Module32FirstW
DuplicateHandle
GetCurrentProcess
CopyFileW
CreateDirectoryW
Process32NextW
Process32FirstW
CreateToolhelp32Snapshot
GetExitCodeProcess
CreateProcessW
GetPrivateProfileStringW
RemoveDirectoryW
FindClose
FindNextFileW
SetLastError
GetProcessHeap
HeapSize
HeapReAlloc
HeapFree
HeapAlloc
HeapDestroy
ReadFile
FreeLibrary
GetModuleFileNameW
WaitForSingleObject
DecodePointer
FindFirstFileW
DeleteFileW
CreateFileW
GetModuleHandleW
CloseHandle
GetProcAddress
LoadLibraryW
GetSystemDirectoryW
FindResourceExW
FindResourceW
SizeofResource
WriteConsoleW
SetStdHandle
ReadConsoleW
MoveFileExW
SetCurrentDirectoryW
LockResource
LoadResource
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
RaiseException
WideCharToMultiByte
MultiByteToWideChar
GetLastError
GetCurrentThreadId
GetSystemTimeAsFileTime
FindFirstFileExW
GetFileAttributesExW
GetStringTypeW
GetCurrentThread
GetExitCodeThread
EnterCriticalSection
LeaveCriticalSection
EncodePointer
GetACP
GetFileSize
GetTickCount
FreeResource
ExitProcess
MulDiv
GetLocalTime
GlobalLock
GlobalUnlock
GetCurrentProcessId
IsProcessorFeaturePresent
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
SetEvent
WaitForSingleObjectEx
SignalObjectAndWait
SwitchToThread
CreateThread
SetThreadPriority
GetThreadPriority
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
CreateTimerQueue
IsDebuggerPresent
RtlUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
CreateSemaphoreW
GetCPInfo
ExitThread
LoadLibraryExW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetModuleHandleExW
IsValidCodePage
GetOEMCP
OutputDebugStringW
GetThreadTimes
FreeLibraryAndExitThread
GetModuleHandleA
ReleaseSemaphore
InitializeSListHead
UnregisterWaitEx
VirtualAlloc
VirtualFree
VirtualProtect
GetStdHandle
WriteFile
GetFileType
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetFilePointerEx
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetEndOfFile

user32

IsIconic
SetFocus
GetSystemMetrics
SetPropW
GetPropW
GetClientRect
GetWindowLongW
SetWindowLongW
GetParent
GetWindow
LoadImageW
DestroyWindow
IsWindowVisible
CharNextW
GetActiveWindow
GetFocus
GetKeyState
SetCapture
ReleaseCapture
GetDC
ReleaseDC
BeginPaint
EndPaint
GetUpdateRect
InvalidateRect
GetCursorPos
ShowWindow
MapWindowPoints
IntersectRect
IsRectEmpty
PtInRect
IsZoomed
GetClassInfoExW
MessageBoxW
CharPrevW
DrawTextW
FillRect
SetRect
CreateCaret
GetCaretBlinkTime
HideCaret
ShowCaret
SetCaretPos
GetCaretPos
ClientToScreen
GetSysColor
GetWindowTextW
GetWindowTextLengthW
CreateAcceleratorTableW
InvalidateRgn
GetGUIThreadInfo
wvsprintfW
IsWindow
ScreenToClient
CreateWindowExW
RegisterClassExW
RegisterClassW
EnableWindow
GetMonitorInfoW
MonitorFromWindow
MoveWindow
GetWindowRect
OffsetRect
SetTimer
KillTimer
SetCursor
wsprintfW
UnionRect
CallWindowProcW
DefWindowProcW
SendMessageW
DispatchMessageW
TranslateMessage
GetMessageW
SetWindowRgn
PostMessageW
SetWindowPos
PostQuitMessage
SetWindowTextW
LoadCursorW

advapi32

RegOpenKeyW
RegQueryValueExW
RegCloseKey
RegDeleteValueW
RegOpenKeyExW
RegDeleteKeyW

shell32

SHGetPathFromIDListW
ord165
ShellExecuteExW
ShellExecuteW
SHGetFolderPathW
SHGetSpecialFolderLocation
SHGetSpecialFolderPathW

ole32

CoUninitialize
StringFromGUID2
CreateStreamOnHGlobal
OleLockRunning
CLSIDFromProgID
CLSIDFromString
CoCreateInstance
CoCreateGuid
CoInitialize

wininet

InternetCloseHandle
InternetOpenW
HttpOpenRequestW
HttpSendRequestW
InternetReadFile
HttpQueryInfoW
InternetCrackUrlW
InternetConnectW

shlwapi

PathFileExistsW

iphlpapi

GetAdaptersInfo

comctl32

_TrackMouseEvent
ord17

imm32

ImmReleaseContext
ImmGetContext
ImmGetVirtualKey
ImmSetCompositionFontW
ImmSetCompositionWindow

gdi32

GetTextMetricsW
GetObjectW
SetWindowOrgEx
CreateRoundRectRgn
GetObjectA
CombineRgn
CreatePenIndirect
CreateRectRgnIndirect
CreateSolidBrush
GetCharABCWidthsW
GetClipBox
GetTextExtentPoint32W
LineTo
GetStockObject
DeleteObject
DeleteDC
CreatePen
CreateFontIndirectW
CreateCompatibleDC
CreateCompatibleBitmap
BitBlt
SelectObject
SaveDC
RestoreDC
CreatePatternBrush
GetDeviceCaps
GdiFlush
ExtTextOutW
RoundRect
SelectClipRgn
ExtSelectClipRgn
SetBkColor
SetBkMode
StretchBlt
SetStretchBltMode
SetTextColor
CreateDIBSection
MoveToEx
TextOutW
Rectangle

oleaut32

SysFreeString
VariantClear
VariantInit
SysAllocString

gdiplus

GdipGetPropertyItemSize
GdipImageSelectActiveFrame
GdipImageGetFrameCount
GdipGetPropertyItem
GdipImageGetFrameDimensionsCount
GdipGetImageHeight
GdipGetImageWidth
GdipImageGetFrameDimensionsList
GdipSetPixelOffsetMode
GdipAlloc
GdipFree
GdiplusStartup
GdiplusShutdown
GdipCloneBrush
GdipDeleteBrush
GdipCreateLineBrushI
GdipCloneImage
GdipDisposeImage
GdipGetImageGraphicsContext
GdipCreateBitmapFromScan0
GdipCreateFromHDC
GdipDeleteGraphics
GdipSetCompositingQuality
GdipSetSmoothingMode
GdipSetTextRenderingHint
GdipSetInterpolationMode
GdipGraphicsClear
GdipDrawImage
GdipDrawImageRectI
GdipDeleteFontFamily
GdipCreateFontFromDC
GdipCreateFontFromLogfontA
GdipDeleteFont
GdipGetFamily
GdipDrawString
GdipCreateStringFormat
GdipDeleteStringFormat
GdipSetStringFormatAlign
GdipSetStringFormatLineAlign
GdipLoadImageFromStream

Sections

.text
Size: 764KB - Virtual size: 764KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 202KB - Virtual size: 201KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 21KB - Virtual size: 55KB

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: 108KB - Virtual size: 112KB

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

39d1cdc8b91b4708cfaa6e644a7df7c2

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

ole32

wininet

shlwapi

iphlpapi

comctl32

imm32

gdi32

oleaut32

gdiplus

Sections

.text Size: 764KB - Virtual size: 764KB

.rdata Size: 202KB - Virtual size: 201KB

.data Size: 21KB - Virtual size: 55KB

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

.reloc Size: 108KB - Virtual size: 112KB

.text
Size: 764KB - Virtual size: 764KB

.rdata
Size: 202KB - Virtual size: 201KB

.data
Size: 21KB - Virtual size: 55KB

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

.reloc
Size: 108KB - Virtual size: 112KB