Static task
static1
Behavioral task
behavioral1
Sample
2024-09-13_3c6ac2614a2cd7c29712faf5034112db_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-13_3c6ac2614a2cd7c29712faf5034112db_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-13_3c6ac2614a2cd7c29712faf5034112db_bkransomware
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Size
489KB
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MD5
3c6ac2614a2cd7c29712faf5034112db
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SHA1
b00e28affb1a019d860b2754c5c9f77681746cec
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SHA256
80e252be1cd8702288c29f9ba1f71f8628df0e58f2744ed4a028633978cce249
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SHA512
11edc18fc440829ece8348f9aea68ec549b12b46015006d4135444a585321bf1124e07dd269441c6d4543844c075643395a7c616b34d18c618d388dd913cf914
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SSDEEP
12288:ND6FPYp1WsqSOv8PS/3KIQ3+OWdhWUwy:ND6x8bqSOv33A3zWdh9l
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-13_3c6ac2614a2cd7c29712faf5034112db_bkransomware
Files
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2024-09-13_3c6ac2614a2cd7c29712faf5034112db_bkransomware.exe windows:5 windows x86 arch:x86
3f61c743db56ab6680978053f28186d8
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
SetTextJustification
SetTextAlign
UpdateColors
GetDCBrushColor
GetTextCharsetInfo
GetDeviceCaps
SetSystemPaletteUse
GetNearestColor
GetPixelFormat
user32
RemovePropA
MoveWindow
GetWindowContextHelpId
GetMenuItemCount
GetScrollPos
EndPaint
DrawTextA
PostMessageA
GetKeyboardType
SetWindowTextA
GetDlgItem
IsWindowUnicode
GetInputState
CheckDlgButton
SetDlgItemTextA
GetWindowDC
GetMenuCheckMarkDimensions
GetQueueStatus
SendMessageA
SetFocus
IsWindowEnabled
GetMenuState
WindowFromDC
GetDlgItemInt
GetPropA
ShowWindow
EnableWindow
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
GetProcAddress
GetModuleHandleA
IsProcessorFeaturePresent
GetLastError
DeleteFileA
GetCurrentThreadId
GetCurrentProcess
GlobalSize
GetCurrentProcessId
GetTickCount
GetStdHandle
LockResource
LocalFlags
GlobalFlags
SetFilePointer
GetVersion
QueryPerformanceCounter
GetFileTime
GlobalHandle
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
GetProcessHeap
WriteFile
GetModuleFileNameW
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
CloseHandle
SetLastError
GetCurrentThread
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetFileType
GetModuleFileNameA
GetEnvironmentStringsW
SetEnvironmentVariableA
Sections
.text Size: 424KB - Virtual size: 424KB
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: 38KB - Virtual size: 140KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE