Static task
static1
Behavioral task
behavioral1
Sample
2024-09-03_a30a65a940295fa533c33dede3dda987_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-09-03_a30a65a940295fa533c33dede3dda987_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-09-03_a30a65a940295fa533c33dede3dda987_bkransomware
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Size
462KB
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MD5
a30a65a940295fa533c33dede3dda987
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SHA1
3beb963d5e9a8560d1d48d2f3f3323627a5c450f
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SHA256
1910b5790f31247090adadad3e706d309748f36f690e7f22e075732ce5cf630e
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SHA512
40fa3f968a59206446b1d37de3fdb7d7bc7ce62e5579b1403a0a01d972e1e0cab1e7d8d4c5716c5f8a8ef4e1dac625eb299cf336b85fe93b6f39ac05c03d8c0f
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SSDEEP
12288:WuYuC6m4hdVrLWrhw1wzlfd7FOu/h/JJF:WutC6mSdVfqx5lJr/h
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-03_a30a65a940295fa533c33dede3dda987_bkransomware
Files
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2024-09-03_a30a65a940295fa533c33dede3dda987_bkransomware.exe windows:5 windows x86 arch:x86
237514e3a063905dee901c4df5e0babb
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetDCBrushColor
GetDCPenColor
GetNearestColor
SetTextCharacterExtra
GetFontUnicodeRanges
GetCurrentObject
GetNearestPaletteIndex
GetObjectType
GetTextCharsetInfo
GetPixelFormat
GetPolyFillMode
SetTextColor
GetFontLanguageInfo
user32
CheckDlgButton
RemovePropA
GetMenuItemCount
GetMenuCheckMarkDimensions
GetMenuItemID
GetKeyboardType
EndDialog
SetFocus
EnableWindow
LoadIconA
PostMessageA
BeginPaint
EndPaint
GetDialogBaseUnits
IsWindowUnicode
GetQueueStatus
WindowFromDC
MoveWindow
GetDlgItem
CallWindowProcA
GetDC
GetDlgItemInt
SetDlgItemTextA
GetMenu
GetMenuState
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
PeekNamedPipe
GetFileInformationByHandle
FileTimeToLocalFileTime
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
FlushFileBuffers
WriteConsoleW
SetStdHandle
SetFilePointerEx
GetProcAddress
GetModuleHandleA
FindResourceA
GetProcessHeap
LockResource
GlobalFlags
SizeofResource
GetVersion
GlobalAlloc
FindClose
GetDriveTypeA
QueryPerformanceCounter
GetCurrentThreadId
MoveFileA
GetCurrentProcess
GlobalHandle
GetCurrentProcessId
GetLastError
DeleteFileA
LocalFlags
GlobalSize
HeapFree
HeapAlloc
HeapReAlloc
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetCommandLineA
IsProcessorFeaturePresent
GetStdHandle
WriteFile
GetModuleFileNameW
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
GetConsoleCP
GetConsoleMode
CloseHandle
SetLastError
GetCurrentThread
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFileType
GetModuleFileNameA
GetEnvironmentStringsW
FreeEnvironmentStringsW
OutputDebugStringW
SetEnvironmentVariableA
Sections
.text Size: 395KB - Virtual size: 395KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 41KB - Virtual size: 154KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE