Static task
static1
Behavioral task
behavioral1
Sample
2024-10-04_f3db5304d422dd35ba5b2e0cd67c8806_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-04_f3db5304d422dd35ba5b2e0cd67c8806_bkransomware.exe
Resource
win10v2004-20240910-en
General
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Target
2024-10-04_f3db5304d422dd35ba5b2e0cd67c8806_bkransomware
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Size
503KB
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MD5
f3db5304d422dd35ba5b2e0cd67c8806
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SHA1
50fe252e2cb43a6bba8c246d7e76924a28c22823
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SHA256
4ef61d5f2ead60a30e41c3d25d927a66dcd92cf87118cd2518d7dee36a75fa05
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SHA512
2c42fcd5916613aed41f10dd0063bbea420ea82894638a278addc3c036ae459deacb83c54e67ee7bb811fe7e849b36cbd9b58f2ee8ea3e4b6cf380b37d3b7950
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SSDEEP
12288:8v9l6V/bYLnihBkoj6zWQiJDpbkAx7icXn+UP3:8vad8LihrjIDiJNbzOcXn5P
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-04_f3db5304d422dd35ba5b2e0cd67c8806_bkransomware
Files
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2024-10-04_f3db5304d422dd35ba5b2e0cd67c8806_bkransomware.exe windows:5 windows x86 arch:x86
338e0e6d23799a1c8f2f40c0d00a9c36
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
GetTextCharset
SetSystemPaletteUse
GetRandomRgn
GetStretchBltMode
GetCurrentObject
GetPolyFillMode
GetFontUnicodeRanges
GetDeviceCaps
GetNearestColor
GetGraphicsMode
GetBkColor
GetTextCharacterExtra
GetClipRgn
UpdateColors
GetSystemPaletteUse
SetPixel
GetNearestPaletteIndex
GetTextAlign
SetTextCharacterExtra
SetTextColor
GetObjectType
GetDCBrushColor
GetTextColor
GetTextCharsetInfo
GetPixelFormat
user32
GetMenuContextHelpId
SendMessageA
LoadIconA
EnableWindow
GetDlgItemInt
GetScrollPos
GetDC
SetFocus
SetDlgItemTextA
SetWindowTextA
BeginPaint
ShowWindow
RemovePropA
CheckDlgButton
EndDialog
CallWindowProcA
GetInputState
DrawTextA
GetMenuItemCount
GetKeyboardType
GetMenuCheckMarkDimensions
PostMessageA
IsWindowEnabled
GetWindowDC
GetMenu
GetQueueStatus
MoveWindow
GetPropA
EndPaint
GetMenuState
GetDlgItem
GetDialogBaseUnits
GetWindowLongA
GetMenuItemID
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
WriteConsoleW
SetStdHandle
SetFilePointerEx
OutputDebugStringW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetModuleFileNameA
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetDriveTypeW
FindFirstFileExW
GetCPInfo
GetOEMCP
GetProcAddress
GetModuleHandleA
LockResource
GetStdHandle
FlushFileBuffers
GetCurrentProcess
MoveFileA
FindClose
GetTickCount
LocalFlags
GetProcessHeap
DeleteFileA
QueryPerformanceCounter
IsProcessorFeaturePresent
IsDebuggerPresent
GetLastError
GetDriveTypeA
GlobalSize
WriteFile
SetFilePointer
GetVersion
GlobalFlags
GetCurrentProcessId
GetCurrentThreadId
GetFileType
GlobalHandle
GlobalAlloc
SizeofResource
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
GetModuleFileNameW
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
DeleteCriticalSection
FatalAppExitA
SetLastError
GetCurrentThread
CloseHandle
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
SetEnvironmentVariableA
Sections
.text Size: 454KB - Virtual size: 454KB
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: 22KB - Virtual size: 96KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE