2024-08-17_d1490b58a466356f7ecc0e8423f53fa5_bkransomware

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General

Target

2024-08-17_d1490b58a466356f7ecc0e8423f53fa5_bkransomware
Size

6.7MB
MD5

d1490b58a466356f7ecc0e8423f53fa5
SHA1

90e325a4a4d2d802259d67d09d9ed3d712b0a88d
SHA256

fd5fd1d8e55035702dc5e330edd03380ddd56cc3ab01bb471fe3331dbb2616af
SHA512

677f27a13f095e8d6aa32e9524db58d9adb1c1eaac83e320ca9a92f27fb14d50ef0a98f9c2260b9ef4d8b21c77ae7f92a0205e4de4bba5d25ae9187960416cfe
SSDEEP

196608:P58/wJpC5CYzWpxQI3k82/oqCHB+E7Z91KyUy:PiwjCCZpx93k8soqCh/z

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-08-17_d1490b58a466356f7ecc0e8423f53fa5_bkransomware

Files

2024-08-17_d1490b58a466356f7ecc0e8423f53fa5_bkransomware
.exe windows:6 windows x86 arch:x86

4aa176fb8adbdf0db75b44604efe93f2

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

Imports

kernel32

LoadLibraryW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
LCMapStringW
UnregisterWaitEx
QueryDepthSList
InterlockedFlushSList
InterlockedPushEntrySList
InterlockedPopEntrySList
ReleaseSemaphore
VirtualProtect
VirtualFree
VirtualAlloc
GetVersionExW
GetModuleHandleA
FreeLibraryAndExitThread
GetThreadTimes
OutputDebugStringW
FreeEnvironmentStringsW
WriteFile
GetFileType
GetStdHandle
GetOEMCP
IsDebuggerPresent
GetProcessHeap
HeapAlloc
HeapSize
MultiByteToWideChar
SetStdHandle
GetModuleHandleExW
ExitProcess
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GetProcessAffinityMask
GetNumaHighestNodeNumber
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
GetLogicalProcessorInformation
GetThreadPriority
SetThreadPriority
SwitchToThread
SignalObjectAndWait
SetEvent
CreateTimerQueue
LoadLibraryExW
ExitThread
CreateThread
CreateSemaphoreW
GetProcAddress
GetModuleHandleW
TlsFree
TlsSetValue
TlsAlloc
TerminateProcess
CreateEventW
SetLastError
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlUnwind
RaiseException
GetCommandLineW
HeapReAlloc
GetLastError
WriteConsoleW
ExpandEnvironmentStringsW
GetSystemTime
GetModuleFileNameA
CreatePipe
LoadLibraryA
GetStartupInfoW
CreateFileA
GetACP
CompareStringW
GetOverlappedResult
GetSystemDirectoryA
GetModuleFileNameW
IsProcessorFeaturePresent
Sleep
InitializeCriticalSectionAndSpinCount
OpenProcess
GetWindowsDirectoryA
GetSystemTimeAsFileTime
GetCurrentThread
WaitForSingleObjectEx
ConnectNamedPipe
WaitForSingleObject
GlobalLock
GetCommState
FreeLibrary
GetCPInfo
MapViewOfFile
GetDateFormatW
EnumSystemLocalesW
SetEndOfFile
OpenFileMappingA
GetCurrentProcessId
GetStringTypeW
FindNextFileW
GetLocalTime
FindClose
IsValidCodePage
CreateEventA
WideCharToMultiByte
GetTickCount
SetCommBreak
HeapFree
GetEnvironmentStringsW
QueryPerformanceCounter
InitializeSListHead
SetDllDirectoryW
VirtualQuery
TlsGetValue
DecodePointer
EncodePointer
DeleteCriticalSection
LeaveCriticalSection
CloseHandle
DuplicateHandle
GetCurrentProcess
GetCurrentThreadId
GetExitCodeThread
EnterCriticalSection
CreateFileW

user32

IsRectEmpty
DestroyWindow
HideCaret
GetMessageW
SendDlgItemMessageA
GetParent
LoadIconA
GetClientRect
SetFocus
WaitMessage
OffsetRect
CheckMenuRadioItem
MessageBoxA
UnregisterClassA
SystemParametersInfoW
SetClassLongA
GetSysColor
ShowWindow
CreatePopupMenu
IsDlgButtonChecked
DrawMenuBar
PostMessageA
RemoveMenu
FlashWindow
CreateWindowExW
SystemParametersInfoA
ReleaseCapture
ScrollWindowEx
BeginDeferWindowPos
SendMessageW
UpdateWindow
EndMenu
DestroyMenu
DialogBoxParamA
DestroyIcon
TranslateMDISysAccel
CopyRect
GetMessageTime
GetWindowThreadProcessId
IsZoomed
SetWindowLongA
InvalidateRect
ToAsciiEx
SetCursor
SetTimer
TrackPopupMenu
IsIconic
SetCapture
DeleteMenu
RemovePropA
GetWindowInfo
CreateMenu
BeginPaint
SetScrollRange
GetDoubleClickTime
CreateIconIndirect
GetDC
GetCapture
GetKeyboardState
CreateDialogIndirectParamA
GetWindowPlacement
GetKeyboardLayout
ReleaseDC
ScrollWindow
DefWindowProcA
RedrawWindow
GetDesktopWindow
CheckDlgButton
CreateCaret
RegisterClassW
GetSystemMetrics
SetCaretPos
LoadCursorA
GetDlgItemTextA
ToUnicode
SetDlgItemTextA
ValidateRect
CheckMenuItem

gdi32

ExtCreatePen
CreatePolygonRgn
SetWindowOrgEx
EndPage
Arc
SetViewportOrgEx
LineTo
CreateHatchBrush
StretchBlt
GetDIBits
GetEnhMetaFileHeader
SetPixel
CreateCompatibleDC
SetMapMode
CreateBrushIndirect
SetPolyFillMode
CreateBitmapIndirect
SetPaletteEntries
GetObjectW
GetCharABCWidthsW
CreateRectRgn
Polyline
SetViewportExtEx
SetROP2
IntersectClipRect
GetPixel
GetStockObject
ExtTextOutA
TextOutA
PolyPolygon
GetWindowOrgEx
SetTextColor
GetCharacterPlacementW
CopyEnhMetaFileA
GdiFlush
GetRegionData
CreateRectRgnIndirect
CombineRgn
GetDIBColorTable
GetTextExtentExPointA
SetStretchBltMode
GetTextExtentPointA
GetClipBox
CreateHalftonePalette

advapi32

RegCloseKey
SetSecurityDescriptorOwner
RegDeleteValueA
InitializeSecurityDescriptor
EqualSid

shell32

ShellExecuteExW

ole32

CoTaskMemFree

Sections

.text
Size: 689KB - Virtual size: 689KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 6.0MB - Virtual size: 6.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.NklvR
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4aa176fb8adbdf0db75b44604efe93f2

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

Sections

.text Size: 689KB - Virtual size: 689KB

.data Size: 6.0MB - Virtual size: 6.0MB

.idata Size: 7KB - Virtual size: 6KB

.NklvR Size: 3KB - Virtual size: 2KB

.reloc Size: 14KB - Virtual size: 13KB

.text
Size: 689KB - Virtual size: 689KB

.data
Size: 6.0MB - Virtual size: 6.0MB

.idata
Size: 7KB - Virtual size: 6KB

.NklvR
Size: 3KB - Virtual size: 2KB

.reloc
Size: 14KB - Virtual size: 13KB