Static task
static1
Behavioral task
behavioral1
Sample
2024-08-20_b70bd44e06f8da6703e0de69bf0ac8b6_bkransomware.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-08-20_b70bd44e06f8da6703e0de69bf0ac8b6_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-20_b70bd44e06f8da6703e0de69bf0ac8b6_bkransomware
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Size
666KB
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MD5
b70bd44e06f8da6703e0de69bf0ac8b6
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SHA1
3b1ce7963f87f028dc4e02bd904ef6aac4e4bc3b
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SHA256
6f5e630afdf9516660dfc751199628be8e648447ff7ae3bf969302eccca43d25
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SHA512
082ea4318d9a76ea1029fb7fd0acabe66bce0af1b16d67f65fc13db7a292541b088ec69228bbf848ecdc598cfbf481f8c9ecfc6f78c475b4231b60413bc54471
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SSDEEP
12288:sL9MWPthzaKO+cBx1exqQavocKXxYwahBmRV+NybOOE0Jp/HJ5i70:I9MWnzHO+Yx1exHeopxY1sRVayCOPJBt
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-20_b70bd44e06f8da6703e0de69bf0ac8b6_bkransomware
Files
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2024-08-20_b70bd44e06f8da6703e0de69bf0ac8b6_bkransomware.exe windows:5 windows x86 arch:x86
c3a8dff9da59a0ea43f38237c75f0830
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetModuleHandleA
GetProcAddress
GetLastError
HeapFree
HeapAlloc
GetSystemTimeAsFileTime
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
CloseHandle
DuplicateHandle
GetCurrentProcess
CreateProcessA
GetTimeZoneInformation
GetLocalTime
Beep
Sleep
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
GetStdHandle
WriteFile
GetModuleFileNameW
SetLastError
GetCurrentThread
GetCurrentThreadId
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
CreateEventW
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
RtlUnwind
GetFileType
WaitForSingleObject
GetExitCodeProcess
CreatePipe
GetStringTypeW
RaiseException
GetFileAttributesExW
MoveFileExW
GetFullPathNameA
SetStdHandle
GetConsoleCP
GetConsoleMode
GetModuleFileNameA
QueryPerformanceCounter
GetCurrentProcessId
GetEnvironmentStringsW
FreeEnvironmentStringsW
OutputDebugStringW
SetFilePointerEx
HeapSize
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FileTimeToLocalFileTime
GetFileInformationByHandle
PeekNamedPipe
GetFullPathNameW
SetCurrentDirectoryW
GetCurrentDirectoryW
CreateFileW
ReadFile
ReadConsoleW
CreateProcessW
WriteConsoleW
FlushFileBuffers
SetEndOfFile
SetEnvironmentVariableA
SetEnvironmentVariableW
Sections
.text Size: 527KB - Virtual size: 526KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 49KB - Virtual size: 49KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 42KB - Virtual size: 134KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 46KB - Virtual size: 45KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ