Static task
static1
Behavioral task
behavioral1
Sample
2024-09-27_0e61df69e57054fa37ae9aa56adae6dc_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-27_0e61df69e57054fa37ae9aa56adae6dc_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-27_0e61df69e57054fa37ae9aa56adae6dc_bkransomware
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Size
610KB
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MD5
0e61df69e57054fa37ae9aa56adae6dc
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SHA1
0e40a41d144fc6228b20219391f0cfc28d67709b
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SHA256
e5fbf11d8abad2d607780c5894892bd975cc2f1d828a91ba433842fef2b34b65
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SHA512
e510b6bed07b55ac18b958899dbb7ae08948f7e22bb3eb43fb00447ed64be31954c8b39da018388b6710b9c4ef864dee90e2313ed083726bd111195e79cc92e0
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SSDEEP
6144:uX8YYDPVoIhcs4i/U9JE7dLAL3vgq+deQMMWqsoyzzb0bSySHvbwxcP2t:uODPVo9GWYEMWqDyj0mPvkGq
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-27_0e61df69e57054fa37ae9aa56adae6dc_bkransomware
Files
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2024-09-27_0e61df69e57054fa37ae9aa56adae6dc_bkransomware.exe windows:5 windows x86 arch:x86
dcffeca9bd2b4a059853b8b432676144
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
GetDCPenColor
GetMapMode
GetNearestColor
GetNearestPaletteIndex
GetObjectType
GetPixelFormat
GetPolyFillMode
GetRandomRgn
GetStretchBltMode
GetSystemPaletteUse
GetTextAlign
GetTextColor
GetFontUnicodeRanges
SetSystemPaletteUse
SetTextCharacterExtra
SetTextColor
SetTextAlign
user32
LoadIconA
GetWindowLongA
GetCursor
GetMenuContextHelpId
GetWindowContextHelpId
SetWindowTextA
RemovePropA
GetPropA
GetScrollPos
BeginPaint
GetWindowDC
WindowFromDC
GetForegroundWindow
DrawTextA
GetMenuCheckMarkDimensions
GetMenuItemCount
GetMenuState
GetMenu
IsWindowEnabled
EnableWindow
GetQueueStatus
GetInputState
GetKeyboardType
SetFocus
GetDialogBaseUnits
CheckDlgButton
SetDlgItemTextA
GetDlgItemInt
GetDlgItem
EndDialog
MoveWindow
ShowWindow
CallWindowProcA
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
GetFileType
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetDriveTypeW
FindFirstFileExW
RtlUnwind
GetConsoleMode
GetStdHandle
DeleteFileA
FindClose
FlushFileBuffers
GetFileTime
SetFilePointer
WriteFile
IsDebuggerPresent
CloseHandle
GetLastError
QueryPerformanceCounter
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
IsProcessorFeaturePresent
GetVersion
GetTickCount
GetModuleHandleA
GetProcAddress
LockResource
SizeofResource
GlobalAlloc
GlobalSize
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
GetConsoleCP
SetEnvironmentVariableA
Sections
.text Size: 524KB - Virtual size: 524KB
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: 137KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 39KB - Virtual size: 38KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ