Static task
static1
Behavioral task
behavioral1
Sample
2024-10-12_41059ee08e28ff19fe041b723cfcf0c9_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-12_41059ee08e28ff19fe041b723cfcf0c9_bkransomware.exe
Resource
win10v2004-20241007-en
General
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Target
2024-10-12_41059ee08e28ff19fe041b723cfcf0c9_bkransomware
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Size
574KB
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MD5
41059ee08e28ff19fe041b723cfcf0c9
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SHA1
7f804f689f7deb1055f51093b9dd79054990785a
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SHA256
295b7c9a47dbdb49a84fe0cd2e3bd5df1fdc0468ade5392b201aefd0dcd69365
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SHA512
fbe81c749aadea6467f9fd373098b9b291541c14d210dd32d97e94d54a1610638f2a3dc99d21be284b31dfe3c39ca4358941f15ba12412cbf238763ebb6ba659
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SSDEEP
12288:iR+LsHm8eXxLJ1FurncYEdnhsk8N9BrZba2DRYtG:iR+LsHdeXxLJ1FuDO1TO9JE+wG
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-12_41059ee08e28ff19fe041b723cfcf0c9_bkransomware
Files
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2024-10-12_41059ee08e28ff19fe041b723cfcf0c9_bkransomware.exe windows:5 windows x86 arch:x86
d84c384ffbaf5367cf09475f2224fc15
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetMapMode
GetNearestColor
GetDCPenColor
UpdateColors
GetNearestPaletteIndex
GetSystemPaletteUse
GetRandomRgn
GetObjectType
GetPixelFormat
GetDCBrushColor
GetStretchBltMode
GetMetaRgn
GetTextCharsetInfo
GetPolyFillMode
SetSystemPaletteUse
GetFontLanguageInfo
user32
EnableWindow
SetWindowTextA
GetMenuItemID
GetKeyboardType
GetMenuItemCount
LoadIconA
BeginPaint
DrawTextA
SetFocus
GetWindowDC
GetMenu
ShowWindow
GetQueueStatus
CheckDlgButton
GetMenuState
GetCursor
GetDialogBaseUnits
CallWindowProcA
RemovePropA
IsWindowEnabled
GetPropA
WindowFromDC
GetMenuContextHelpId
EndPaint
IsWindowUnicode
GetInputState
MoveWindow
GetScrollPos
EndDialog
PostMessageA
GetMenuCheckMarkDimensions
GetDlgItem
GetDlgItemInt
GetWindowLongA
GetForegroundWindow
kernel32
GetExitCodeProcess
WaitForSingleObject
ReadConsoleW
GetFullPathNameA
WriteConsoleW
SetStdHandle
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
OutputDebugStringW
GetModuleFileNameA
CreateProcessA
GetFileAttributesExW
CreatePipe
ReadFile
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetEnvironmentVariableW
SetEnvironmentVariableA
GetStringTypeW
GetCurrentThread
RaiseException
SetFilePointerEx
GetConsoleMode
GetModuleHandleA
GetProcAddress
IsDebuggerPresent
GetCurrentThreadId
FlushFileBuffers
GetVersion
MoveFileA
GetCurrentProcess
IsProcessorFeaturePresent
WriteFile
DeleteFileA
GetFileTime
GlobalFlags
GetTickCount
GlobalHandle
GetCurrentProcessId
GetLastError
CloseHandle
QueryPerformanceCounter
FindClose
GetFileType
GetProcessHeap
GetStdHandle
GlobalSize
SetFilePointer
GetDriveTypeA
LocalFlags
FindResourceA
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetFullPathNameW
SetErrorMode
GetTimeZoneInformation
DuplicateHandle
CreateProcessW
GetCommandLineA
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
RtlUnwind
GetConsoleCP
SetEndOfFile
Sections
.text Size: 505KB - Virtual size: 505KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 43KB - Virtual size: 42KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 25KB - Virtual size: 99KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE