Static task
static1
Behavioral task
behavioral1
Sample
2024-08-20_0fca1b7b41de70c97bdbb4fa544cefa4_bkransomware.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
2024-08-20_0fca1b7b41de70c97bdbb4fa544cefa4_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-20_0fca1b7b41de70c97bdbb4fa544cefa4_bkransomware
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Size
636KB
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MD5
0fca1b7b41de70c97bdbb4fa544cefa4
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SHA1
f2250c1fb720ba65ba31a12ad3b31805c8dc5805
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SHA256
67f0d408cd1da5fcb01cc0045df5d2c7a52c1e20aa80682502623f8eb5001511
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SHA512
ac1e71000e40c4746264fbe58d84472981b386b0230403d5f7539371cb49b84133fbe702185939df59996735ac6ce1b3ad3343dec5fd558dcd9bfacccb5e3cff
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SSDEEP
12288:kgFYimEbLYBrun1rox7sS0fpKZwJ7ipoJsCeNf7v18vpO8gCQ:YimEbwrun1rox7sSwD+pLCAspO8i
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-20_0fca1b7b41de70c97bdbb4fa544cefa4_bkransomware
Files
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2024-08-20_0fca1b7b41de70c97bdbb4fa544cefa4_bkransomware.exe windows:5 windows x86 arch:x86
96e39196a47d0b6fdb0cf550a17f1fc0
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetProcAddress
GetModuleHandleA
GetLastError
HeapFree
HeapAlloc
HeapReAlloc
GetSystemTimeAsFileTime
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
DeleteFileW
GetFullPathNameA
GetLocalTime
CloseHandle
DuplicateHandle
GetCurrentProcess
CreateProcessA
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
GetStdHandle
WriteFile
GetModuleFileNameW
SetLastError
GetCurrentThread
GetCurrentThreadId
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
Sleep
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
RtlUnwind
GetConsoleCP
GetConsoleMode
GetFileType
GetTimeZoneInformation
GetStringTypeW
RaiseException
GetFullPathNameW
GetFileAttributesExW
GetDriveTypeW
ReadFile
WaitForSingleObject
GetExitCodeProcess
CreatePipe
FlushFileBuffers
ReadConsoleW
FindClose
FindFirstFileExW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetModuleFileNameA
QueryPerformanceCounter
GetCurrentProcessId
GetEnvironmentStringsW
FreeEnvironmentStringsW
OutputDebugStringW
SetFilePointerEx
HeapSize
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
SetStdHandle
WriteConsoleW
CreateProcessW
CreateFileW
SetCurrentDirectoryW
GetCurrentDirectoryW
SetEnvironmentVariableA
FileTimeToLocalFileTime
GetFileInformationByHandle
PeekNamedPipe
SetEnvironmentVariableW
SetEndOfFile
Sections
.text Size: 509KB - Virtual size: 508KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 43KB - Virtual size: 43KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 37KB - Virtual size: 103KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 45KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ