Static task
static1
Behavioral task
behavioral1
Sample
2024-08-09_ddfc0be1134b388fe4190e973a2433cd_bkransomware.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2024-08-09_ddfc0be1134b388fe4190e973a2433cd_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-09_ddfc0be1134b388fe4190e973a2433cd_bkransomware
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Size
374KB
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MD5
ddfc0be1134b388fe4190e973a2433cd
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SHA1
1a9b2ee5359426df61d3c31ecf3c5c0ab666d5a9
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SHA256
5f29f8ba0949edd6e77e7688589ca54d0add0b3ef2f88294e1baaa6408955dbf
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SHA512
09a54dddf8fee55d410111677c9f901748877b39708d5410420f23a9a540e790fb050cc0c2d8ff82730f4d08ff1b8205de102319968389f7b3565d7d16d7de19
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SSDEEP
6144:KowSFzGGFNn/g2HZJ9hN0XIKtLqTH3cpzRQYa9zHCtHC+OCtDnpM:Csn/ZHP3N0XIKtLqr3c9RVyzHUF5NpM
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-09_ddfc0be1134b388fe4190e973a2433cd_bkransomware
Files
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2024-08-09_ddfc0be1134b388fe4190e973a2433cd_bkransomware.exe windows:5 windows x86 arch:x86
d7c064791df8967426b242285e9a7302
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
GetBkColor
GetDCBrushColor
GetClipRgn
GetMetaRgn
GetCurrentObject
GetDeviceCaps
GetGraphicsMode
GetMapMode
GetNearestColor
GetNearestPaletteIndex
GetObjectType
GetPixelFormat
GetPolyFillMode
GetRandomRgn
GetStretchBltMode
GetSystemPaletteUse
GetTextCharacterExtra
GetTextAlign
GetTextColor
GetTextCharset
GetTextCharsetInfo
GetFontLanguageInfo
GetFontUnicodeRanges
SetTextCharacterExtra
SetTextAlign
SetTextJustification
UpdateColors
user32
LoadIconA
GetWindowLongA
GetCursor
GetMenuContextHelpId
GetWindowContextHelpId
SetWindowTextA
RemovePropA
GetPropA
GetScrollPos
EndPaint
BeginPaint
GetWindowDC
GetDC
WindowFromDC
GetForegroundWindow
GetMenuCheckMarkDimensions
GetMenuItemCount
GetMenuItemID
GetMenuState
EnableWindow
IsWindowUnicode
GetQueueStatus
GetInputState
GetKeyboardType
SetFocus
GetDialogBaseUnits
CheckDlgButton
GetDlgItemInt
GetDlgItem
EndDialog
MoveWindow
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
GetStdHandle
GetDriveTypeA
GetFileTime
GetFileType
WriteFile
IsDebuggerPresent
CloseHandle
GetLastError
QueryPerformanceCounter
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
IsProcessorFeaturePresent
GetTickCount
GetModuleHandleA
GetProcAddress
LoadResource
LockResource
SizeofResource
GlobalAlloc
GlobalFlags
GlobalHandle
LocalFlags
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
GetModuleFileNameW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCurrentThread
GetProcessHeap
FlushFileBuffers
GetConsoleCP
GetConsoleMode
RtlUnwind
FindClose
SetEnvironmentVariableA
Sections
.text Size: 296KB - Virtual size: 295KB
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: 20KB - Virtual size: 114KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 32KB - Virtual size: 31KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ