Static task
static1
Behavioral task
behavioral1
Sample
2024-07-05_debe48ae5bc3eeb79d863c44b525f44b_bkransomware.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-07-05_debe48ae5bc3eeb79d863c44b525f44b_bkransomware.exe
Resource
win10v2004-20240704-en
General
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Target
2024-07-05_debe48ae5bc3eeb79d863c44b525f44b_bkransomware
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Size
665KB
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MD5
debe48ae5bc3eeb79d863c44b525f44b
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SHA1
21b7ccf95928e246fef214c803957a21a4665090
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SHA256
c565ac36d7bf8f4abb6f2ad3ed0deef2228d1346e0609ebc8c0868d8f4a6bdd5
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SHA512
1aa5797bbe0d7d1ab8fd4c54abcd9a8675d71fe9884a5cb543e4f2b8c43e5610e8f2b90b7a4369dcd83373f013cb2340499168e662ce60d5190cf63b20652d60
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SSDEEP
12288:KJ3E+ep5Lu5JRKmpIf8bNF9dVzjdEXIAomBzivnQgRxuReq6vNd4:439ep5gRKiIKNBVzREXIAomB2YO9t4
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-07-05_debe48ae5bc3eeb79d863c44b525f44b_bkransomware
Files
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2024-07-05_debe48ae5bc3eeb79d863c44b525f44b_bkransomware.exe windows:5 windows x86 arch:x86
22d5ce3b6e1ccae2db3863481bbf6a72
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
HeapReAlloc
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetSystemTimeAsFileTime
DeleteCriticalSection
CloseHandle
DuplicateHandle
GetCurrentProcess
CreateProcessW
Beep
Sleep
DeleteFileW
CreateProcessA
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
GetStdHandle
WriteFile
GetModuleFileNameW
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
RtlUnwind
GetCurrentThread
GetCurrentThreadId
GetConsoleCP
GetConsoleMode
GetStringTypeW
FlushFileBuffers
GetFileType
GetFileAttributesExW
RaiseException
ReadFile
SetFilePointerEx
SetStdHandle
CreatePipe
WaitForSingleObject
GetExitCodeProcess
GetFullPathNameA
GetModuleFileNameA
QueryPerformanceCounter
GetCurrentProcessId
GetEnvironmentStringsW
FreeEnvironmentStringsW
OutputDebugStringW
HeapSize
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FileTimeToLocalFileTime
GetFileInformationByHandle
PeekNamedPipe
GetFullPathNameW
SetCurrentDirectoryW
GetCurrentDirectoryW
CreateFileW
WriteConsoleW
GetTimeZoneInformation
ReadConsoleW
SetEndOfFile
SetEnvironmentVariableA
SetEnvironmentVariableW
Sections
.text Size: 534KB - Virtual size: 533KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 45KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 39KB - Virtual size: 92KB
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