bootsectoroverwriter[.]exe

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General

Target

bootsectoroverwriter.exe
Size

2.0MB
MD5

c8d2929ff38fe607463e080d117bca0b
SHA1

4cd7f2b1c9f8ba76c0da7e3e389e35d3b9db636c
SHA256

956e232c0e5203c887d7b7612bb4c8c2aecffe28e93d72760260350e19bbf819
SHA512

c6f9dd55e43cc5e5238a6857d763db85ccbd908782a577896f69998477bfe4fd4b3155e6774fe482539f0ec5f4121158bff5a0609609c37bd760001e1dec6e87
SSDEEP

12288:kLVeXByWlUUz0DSWTQNeflXcA7FAyN5cFwrROca6iXhFauyg/M0HIv+qpS7tJy:qe/lUUz0NAkcFSOcavauboXS7u

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
bootsectoroverwriter.exe

Files

bootsectoroverwriter.exe
.exe windows:6 windows x64 arch:x64

b5fd0d87a053d06d8ff5ae155ef56f2b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\Users\kafer\source\repos\bootsectoroverwriter\x64\Debug\bootsectoroverwriter.pdb

Imports

kernel32

CreateFileW
WriteFile
CloseHandle
MultiByteToWideChar
SetStdHandle
FormatMessageA
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
LocalFree
GetLocaleInfoEx
EncodePointer
DecodePointer
WideCharToMultiByte
LCMapStringEx
GetStringTypeW
CompareStringEx
GetCPInfo
GetCurrentThreadId
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
RaiseException
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
GetStartupInfoW
GetModuleHandleW
GetLastError
HeapAlloc
HeapFree
GetProcessHeap
VirtualQuery
FreeLibrary
GetProcAddress
RtlPcToFileHeader
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
GetModuleFileNameW
LoadLibraryExW
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
HeapSize
HeapValidate
GetSystemInfo
GetModuleHandleExW
GetStdHandle
ExitProcess
GetCommandLineA
GetCommandLineW
GetCurrentThread
HeapReAlloc
HeapQueryInformation
GetFileType
OutputDebugStringW
WriteConsoleW
SetConsoleCtrlHandler
GetTempPathW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
ReadConsoleW
GetTimeZoneInformation
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
RtlUnwind

Sections

.textbss
Size: - Virtual size: 764KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 305KB - Virtual size: 304KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 79KB - Virtual size: 79KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.msvcjmc
Size: 1024B - Virtual size: 553B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.00cfg
Size: 512B - Virtual size: 373B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b5fd0d87a053d06d8ff5ae155ef56f2b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Sections

.textbss Size: - Virtual size: 764KB

.text Size: 1.6MB - Virtual size: 1.6MB

.rdata Size: 305KB - Virtual size: 304KB

.data Size: 10KB - Virtual size: 21KB

.pdata Size: 79KB - Virtual size: 79KB

.idata Size: 4KB - Virtual size: 4KB

.msvcjmc Size: 1024B - Virtual size: 553B

.00cfg Size: 512B - Virtual size: 373B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 12KB - Virtual size: 11KB

.textbss
Size: - Virtual size: 764KB

.text
Size: 1.6MB - Virtual size: 1.6MB

.rdata
Size: 305KB - Virtual size: 304KB

.data
Size: 10KB - Virtual size: 21KB

.pdata
Size: 79KB - Virtual size: 79KB

.idata
Size: 4KB - Virtual size: 4KB

.msvcjmc
Size: 1024B - Virtual size: 553B

.00cfg
Size: 512B - Virtual size: 373B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 12KB - Virtual size: 11KB