Static task
static1
Behavioral task
behavioral1
Sample
2024-10-10_8a9709531c9d3d621452098bfe619bdf_bkransomware.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-10-10_8a9709531c9d3d621452098bfe619bdf_bkransomware.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-10_8a9709531c9d3d621452098bfe619bdf_bkransomware
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Size
606KB
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MD5
8a9709531c9d3d621452098bfe619bdf
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SHA1
d67c32e620c2546edcf45c17c65a22a3ce66b353
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SHA256
03d25fbe71a193c866bb03f4756a13201c99e6de442577b26ae779d9a50e6003
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SHA512
bb0582658e77c96ab4d47ba2188649a2424d0cf8690ee79f971954fecef18dc12aa89bee987975b8f20b3ea4ed5c6b057e4d5aea32a8222b99896c468adc7bf2
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SSDEEP
12288:9gKPhWgPD4J8bzyTg+/CYmz57TzYPbIjS6q9Gu:u4pPD4JUzwmzpXYkjKN
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-10_8a9709531c9d3d621452098bfe619bdf_bkransomware
Files
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2024-10-10_8a9709531c9d3d621452098bfe619bdf_bkransomware.exe windows:5 windows x86 arch:x86
c0f2aaf716bcfb95006bf0261de0d316
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
gdi32
GetBkColor
GetDCBrushColor
GetDCPenColor
GetClipRgn
GetMetaRgn
GetCurrentObject
GetDeviceCaps
GetGraphicsMode
GetNearestColor
GetNearestPaletteIndex
GetObjectType
GetPixelFormat
GetPolyFillMode
GetRandomRgn
GetStretchBltMode
GetSystemPaletteUse
GetTextAlign
GetFontUnicodeRanges
SetPixel
SetTextCharacterExtra
SetTextAlign
UpdateColors
user32
LoadIconA
GetWindowLongA
GetCursor
GetMenuContextHelpId
GetWindowContextHelpId
SetWindowTextA
RemovePropA
GetPropA
GetScrollPos
EndPaint
BeginPaint
GetWindowDC
GetDC
WindowFromDC
GetForegroundWindow
DrawTextA
GetMenuCheckMarkDimensions
GetMenuItemCount
GetMenuItemID
GetMenuState
GetMenu
IsWindowEnabled
EnableWindow
IsWindowUnicode
GetQueueStatus
GetInputState
GetKeyboardType
SetFocus
CheckDlgButton
GetDlgItemInt
GetDlgItem
EndDialog
ShowWindow
CallWindowProcA
PostMessageA
SendMessageA
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
WriteConsoleW
SetFilePointerEx
SetStdHandle
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetModuleFileNameA
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetDriveTypeW
FindFirstFileExW
FindClose
RtlUnwind
GetConsoleMode
GetConsoleCP
GetStdHandle
DeleteFileA
FlushFileBuffers
GetDriveTypeA
GetFileTime
GetFileType
SetFilePointer
WriteFile
IsDebuggerPresent
QueryPerformanceCounter
GetProcessHeap
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
IsProcessorFeaturePresent
GetVersion
GetTickCount
GetModuleHandleA
GetProcAddress
LoadResource
LockResource
SizeofResource
GlobalSize
GlobalFlags
GlobalHandle
LocalFlags
FindResourceA
MoveFileA
EncodePointer
DecodePointer
GetLastError
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
HeapFree
HeapAlloc
HeapReAlloc
GetSystemTimeAsFileTime
GetCommandLineA
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
GetModuleFileNameW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCurrentThread
CloseHandle
SetEnvironmentVariableA
Sections
.text Size: 519KB - Virtual size: 519KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 21KB - Virtual size: 120KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 39KB - Virtual size: 38KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ