Static task
static1
Behavioral task
behavioral1
Sample
2024-08-22_6f68d76706ffa5b961a43f69b31ad07d_bkransomware.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2024-08-22_6f68d76706ffa5b961a43f69b31ad07d_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-22_6f68d76706ffa5b961a43f69b31ad07d_bkransomware
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Size
596KB
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MD5
6f68d76706ffa5b961a43f69b31ad07d
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SHA1
eb8835c2bf0e0fe213fe073a226ddbbac4848c05
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SHA256
accb777d3270d59bd6f36236441f6aa99168130b4dc190c19141777250f7ff84
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SHA512
4945b78891ba8899cc017076828c541f604133a8c5f971ddc4d6231e0a162a29e94effaa266fc9336ffa7952be07262e98a4353c65cc384dc60bc634841d1078
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SSDEEP
12288:Wmjd1fRbWGLxvmjliZa/TccEi6g+32vcJzYQyfFOru+kpKK1IF:WmjdVj0ZiZs4cf6LWcJzY3f0rpkKF
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-22_6f68d76706ffa5b961a43f69b31ad07d_bkransomware
Files
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2024-08-22_6f68d76706ffa5b961a43f69b31ad07d_bkransomware.exe windows:5 windows x86 arch:x86
ffae064171d85ec948159ba928a0a6ac
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
SetSystemPaletteUse
GetGraphicsMode
SetTextJustification
SetTextColor
GetTextColor
GetRandomRgn
GetCurrentObject
SetTextAlign
SetPixel
GetTextCharset
GetNearestPaletteIndex
GetPolyFillMode
GetDCPenColor
GetStretchBltMode
GetSystemPaletteUse
GetTextCharacterExtra
UpdateColors
GetTextAlign
GetDCBrushColor
GetBkColor
user32
CallWindowProcA
GetMenuContextHelpId
CheckDlgButton
GetScrollPos
GetForegroundWindow
GetMenuItemID
SetDlgItemTextA
EnableWindow
GetCursor
GetKeyboardType
RemovePropA
GetMenuCheckMarkDimensions
GetDlgItem
DrawTextA
GetWindowLongA
GetMenuState
MoveWindow
GetWindowContextHelpId
GetWindowDC
GetQueueStatus
GetPropA
GetMenuItemCount
SendMessageA
ShowWindow
EndPaint
IsWindowEnabled
WindowFromDC
EndDialog
LoadIconA
GetMenu
GetInputState
IsWindowUnicode
BeginPaint
SetWindowTextA
GetDlgItemInt
SetFocus
kernel32
FlushFileBuffers
WriteConsoleW
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
OutputDebugStringW
GetModuleFileNameA
SetStdHandle
DeleteFileW
FreeEnvironmentStringsW
GetEnvironmentStringsW
RaiseException
GetTimeZoneInformation
GetStringTypeW
CreatePipe
GetExitCodeProcess
WaitForSingleObject
SetEnvironmentVariableW
SetEnvironmentVariableA
ReadConsoleW
SetFilePointerEx
GetFileAttributesExW
GetConsoleMode
GetConsoleCP
GetProcAddress
GetModuleHandleA
GetCurrentProcessId
GetTickCount
SizeofResource
GetVersion
GetLastError
LocalFlags
LoadResource
IsDebuggerPresent
DeleteFileA
GlobalSize
QueryPerformanceCounter
LockResource
FindClose
GlobalAlloc
GlobalHandle
GetFileType
GetStdHandle
CloseHandle
GetCurrentThreadId
GetProcessHeap
GetCurrentProcess
IsProcessorFeaturePresent
GlobalFlags
SetFilePointer
GetDriveTypeA
MoveFileA
HeapFree
HeapAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetSystemTimeAsFileTime
HeapReAlloc
GetTempPathW
ReadFile
GetTempPathA
DuplicateHandle
CreateProcessA
Beep
Sleep
DeleteCriticalSection
GetLocalTime
GetFullPathNameA
GetCommandLineA
WriteFile
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCurrentThread
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
RtlUnwind
SetEndOfFile
Sections
.text Size: 528KB - Virtual size: 527KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 42KB - Virtual size: 41KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 25KB - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE