Static task
static1
Behavioral task
behavioral1
Sample
2024-08-18_d8b6ca184dbc3b6046425a4265fa567c_bkransomware.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
2024-08-18_d8b6ca184dbc3b6046425a4265fa567c_bkransomware.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-18_d8b6ca184dbc3b6046425a4265fa567c_bkransomware
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Size
632KB
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MD5
d8b6ca184dbc3b6046425a4265fa567c
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SHA1
dfdb34f0a788efee3eafbfd1383a64c6508131fc
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SHA256
5081ef99d172b9f61ce5a6de1b35c9802e639e777f93d5b1986b7d224f11736c
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SHA512
2437fbe29a0de55ea87e369033a73d802942562017db3d681649ebc61f7ad234db2cd17c84d13085ececa8fcaf660af50ed154212c8bd45c294e0714fb6f8c49
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SSDEEP
12288:/5kb//M3hzqsx2hWAWcBye+PUCDmRe6ZYS8dXx3KVeCBp:/0MIsOWA7CoRerSIa8s
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-18_d8b6ca184dbc3b6046425a4265fa567c_bkransomware
Files
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2024-08-18_d8b6ca184dbc3b6046425a4265fa567c_bkransomware.exe windows:5 windows x86 arch:x86
707bd546b973da4878cccf32b1b7042c
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
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
AreFileApisANSI
MultiByteToWideChar
WideCharToMultiByte
GetSystemTimeAsFileTime
HeapReAlloc
Beep
Sleep
ReadFile
DeleteFileW
CloseHandle
DuplicateHandle
GetCurrentProcess
CreateProcessA
GetTempPathA
GetCommandLineA
IsProcessorFeaturePresent
GetProcessHeap
GetStdHandle
WriteFile
GetModuleFileNameW
IsDebuggerPresent
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
FatalAppExitA
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
CreateEventW
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetTickCount
GetModuleHandleW
CreateSemaphoreW
SetConsoleCtrlHandler
FreeLibrary
LoadLibraryExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCurrentThread
GetCurrentThreadId
FindClose
FindFirstFileExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
RtlUnwind
GetFileType
GetStringTypeW
RaiseException
SetFilePointerEx
GetConsoleMode
ReadConsoleW
GetFileAttributesExW
GetConsoleCP
SetStdHandle
GetFullPathNameW
FlushFileBuffers
SetEnvironmentVariableA
SetEnvironmentVariableW
GetTimeZoneInformation
WaitForSingleObject
GetExitCodeProcess
CreatePipe
GetCurrentProcessId
GetModuleFileNameA
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
OutputDebugStringW
HeapSize
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FileTimeToLocalFileTime
GetFileInformationByHandle
PeekNamedPipe
SetCurrentDirectoryW
GetCurrentDirectoryW
CreateFileW
WriteConsoleW
SetEndOfFile
GetFullPathNameA
Sections
.text Size: 519KB - Virtual size: 518KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 29KB - Virtual size: 29KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 37KB - Virtual size: 96KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 45KB - Virtual size: 45KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ