Static task
static1
Behavioral task
behavioral1
Sample
2024-09-19_4a1bf476419484d4cb9c2ef1c7b11b0e_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-19_4a1bf476419484d4cb9c2ef1c7b11b0e_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-19_4a1bf476419484d4cb9c2ef1c7b11b0e_bkransomware
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Size
599KB
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MD5
4a1bf476419484d4cb9c2ef1c7b11b0e
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SHA1
4c1ac9e4f1db1629d877e3092a7e87877ef35ab5
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SHA256
e06203ec570606b612e53884a99c919e93ae680692f2a098c2d70f59cb70efb8
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SHA512
33302ab1a5f60f29aa60df49d6cab0df0bce8aecc7497c645b40e4ae2bfda11a109177ba3863215dcb47fed46abc2a111f6cb14584526320faba3fc7d442145b
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SSDEEP
6144:1/Zbe13Hlxre+yOxtV+zEguVQfwxlAU4n3X/lcntqPGHbx1JjN:1Rbe3xa+5xtV3gukpU4n/lAtt7dN
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-19_4a1bf476419484d4cb9c2ef1c7b11b0e_bkransomware
Files
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2024-09-19_4a1bf476419484d4cb9c2ef1c7b11b0e_bkransomware.exe windows:5 windows x86 arch:x86
fc6439cec33eb245b73d8aededb510f9
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
GetClipRgn
GetMetaRgn
GetCurrentObject
GetDeviceCaps
GetMapMode
GetNearestPaletteIndex
GetPolyFillMode
GetStretchBltMode
GetTextColor
GetTextCharset
GetFontUnicodeRanges
SetPixel
SetTextColor
SetTextAlign
SetTextJustification
UpdateColors
user32
LoadIconA
GetWindowLongA
GetMenuContextHelpId
SetWindowTextA
RemovePropA
GetPropA
GetScrollPos
EndPaint
WindowFromDC
GetForegroundWindow
DrawTextA
GetMenuCheckMarkDimensions
GetMenuItemCount
GetMenuItemID
GetMenuState
GetMenu
IsWindowEnabled
EnableWindow
IsWindowUnicode
GetQueueStatus
GetInputState
GetKeyboardType
SetFocus
GetDialogBaseUnits
CheckDlgButton
SetDlgItemTextA
GetDlgItemInt
GetDlgItem
EndDialog
ShowWindow
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
DeleteFileA
GetFileTime
GetFileType
SetFilePointer
WriteFile
IsDebuggerPresent
CloseHandle
GetLastError
QueryPerformanceCounter
GetProcessHeap
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
IsProcessorFeaturePresent
GetVersion
GetTickCount
GetModuleHandleA
GetProcAddress
LoadResource
LockResource
SizeofResource
GlobalAlloc
GlobalSize
GlobalFlags
GlobalHandle
LocalFlags
FindResourceA
MoveFileA
EncodePointer
DecodePointer
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
GetStdHandle
GetModuleFileNameW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCurrentThread
FlushFileBuffers
GetConsoleCP
GetConsoleMode
RtlUnwind
FindClose
SetEnvironmentVariableA
Sections
.text Size: 515KB - Virtual size: 514KB
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: 19KB - Virtual size: 82KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 38KB - Virtual size: 38KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ