Static task
static1
Behavioral task
behavioral1
Sample
2024-09-05_03c7b2319f85b5c495f3723ea568e8fe_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-05_03c7b2319f85b5c495f3723ea568e8fe_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-05_03c7b2319f85b5c495f3723ea568e8fe_bkransomware
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Size
497KB
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MD5
03c7b2319f85b5c495f3723ea568e8fe
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SHA1
43a7ce50cf4d62e094be6ebe27881bc82ae6e8ec
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SHA256
2628600e9f99e4d8094a72bb6e1ef1bf12c87d04d52ee283a7eca25b70cfdf52
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SHA512
a69372973881d14da9362b7c4383488cac0ee7571ec48895afec0249457ef22a61e0ac5d0c4df377085d931080b38bf7aec2a9f130bab7652cfb6f605a9c49c4
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SSDEEP
6144:5/6r2KFSANHtwijAPwqLuFFFA0ixSJm+321Kx2vczhfovhC5A6bSB0XYr5whkjlC:i2sHtKvS7mi1AhAA6+BdwWjYeS
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-05_03c7b2319f85b5c495f3723ea568e8fe_bkransomware
Files
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2024-09-05_03c7b2319f85b5c495f3723ea568e8fe_bkransomware.exe windows:5 windows x86 arch:x86
fabd089125bc2cd5fab45835f06d750e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetGraphicsMode
GetPolyFillMode
GetTextCharset
GetTextAlign
GetPixelFormat
SetTextJustification
GetDCBrushColor
GetMapMode
GetSystemPaletteUse
GetRandomRgn
GetStretchBltMode
SetSystemPaletteUse
user32
SendMessageA
GetWindowContextHelpId
GetPropA
CheckDlgButton
CallWindowProcA
GetQueueStatus
GetCursor
BeginPaint
SetWindowTextA
GetMenuItemCount
EndPaint
GetDlgItemInt
GetWindowDC
EnableWindow
GetScrollPos
ShowWindow
GetMenuItemID
GetDC
GetMenuCheckMarkDimensions
GetMenu
DrawTextA
IsWindowUnicode
WindowFromDC
EndDialog
GetDlgItem
LoadIconA
GetForegroundWindow
IsWindowEnabled
GetMenuState
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
FlushFileBuffers
WriteConsoleW
SetStdHandle
SetFilePointerEx
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
QueryPerformanceCounter
GetProcAddress
LocalFlags
DeleteFileA
WriteFile
GetDriveTypeA
GetLastError
GetModuleHandleA
GlobalHandle
GlobalFlags
GetCurrentProcessId
GetVersion
MoveFileA
IsDebuggerPresent
FindClose
GetFileType
GetTickCount
GlobalSize
GetFileTime
GetProcessHeap
SizeofResource
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
IsProcessorFeaturePresent
GetStdHandle
GetModuleFileNameW
SetLastError
GetCurrentThread
GetCurrentThreadId
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
CloseHandle
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
GetCurrentProcess
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetModuleFileNameA
SetEnvironmentVariableA
Sections
.text Size: 426KB - Virtual size: 426KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 44KB - Virtual size: 77KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE