Static task
static1
Behavioral task
behavioral1
Sample
2024-10-04_631126d67fa53ebb6d3811bb7132bd3c_bkransomware.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-10-04_631126d67fa53ebb6d3811bb7132bd3c_bkransomware.exe
Resource
win10v2004-20240802-en
General
-
Target
2024-10-04_631126d67fa53ebb6d3811bb7132bd3c_bkransomware
-
Size
517KB
-
MD5
631126d67fa53ebb6d3811bb7132bd3c
-
SHA1
b99898b1de5e413e50aff7be4a56603ec5bd4998
-
SHA256
555ded5919d00bea06c2ae31220095bd634ca60a23b45e1d864a0adbe5ed53ce
-
SHA512
14870577cf089cd8c2d257f7945d675fb01a7bb2daee129ab1422d79bc05fc3c83e386b0480fed2384c274c61950106cc40fd61c627c271185b7572ca5bd9f3d
-
SSDEEP
12288:pm394xbb3g6dq+1+u/VifwQrfLf+TBeNl4:yObJk+L8wQrj+TBeNl
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-10-04_631126d67fa53ebb6d3811bb7132bd3c_bkransomware
Files
-
2024-10-04_631126d67fa53ebb6d3811bb7132bd3c_bkransomware.exe windows:5 windows x86 arch:x86
931ea08120d737ee3443abc6a828e010
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
GetTextCharset
GetBkColor
GetMapMode
GetClipRgn
GetTextCharacterExtra
SetTextJustification
SetSystemPaletteUse
GetCurrentObject
GetSystemPaletteUse
GetDCBrushColor
SetTextCharacterExtra
GetFontUnicodeRanges
GetGraphicsMode
GetPixelFormat
GetTextAlign
UpdateColors
GetNearestColor
user32
PostMessageA
GetScrollPos
MoveWindow
GetMenuState
GetMenu
GetMenuItemID
GetWindowDC
GetMenuContextHelpId
BeginPaint
SendMessageA
GetMenuCheckMarkDimensions
GetCursor
RemovePropA
ShowWindow
IsWindowUnicode
EndPaint
WindowFromDC
GetWindowContextHelpId
GetQueueStatus
GetMenuItemCount
SetFocus
EnableWindow
kernel32
GetFullPathNameA
ReadConsoleW
ReadFile
SetEndOfFile
GetTimeZoneInformation
FlushFileBuffers
WriteConsoleW
SetStdHandle
GetStringTypeW
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
HeapSize
SetFilePointerEx
CreateFileW
GetCurrentDirectoryW
SetCurrentDirectoryW
GetFullPathNameW
GetProcAddress
GetModuleHandleA
GlobalSize
GetDriveTypeA
LoadResource
GetLastError
GlobalFlags
SetFilePointer
GetProcessHeap
GetCurrentThreadId
GlobalHandle
LocalFlags
MoveFileA
GetCurrentProcess
GetVersion
IsDebuggerPresent
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
HeapReAlloc
GetCommandLineA
IsProcessorFeaturePresent
GetStdHandle
WriteFile
GetModuleFileNameW
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCurrentThread
GetConsoleCP
GetConsoleMode
CloseHandle
GetFileType
GetModuleFileNameA
QueryPerformanceCounter
GetCurrentProcessId
GetEnvironmentStringsW
FreeEnvironmentStringsW
OutputDebugStringW
FileTimeToLocalFileTime
GetFileInformationByHandle
PeekNamedPipe
SetEnvironmentVariableA
Sections
.text Size: 442KB - Virtual size: 441KB
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: 49KB - Virtual size: 189KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE