overwriteb[.]exe

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General

Target

overwriteb.exe
Size

1.2MB
MD5

e329aab90fbf0fe5f26c6fbad7e34f10
SHA1

e77d95de1cb79d5b04fec453df7104189bac27af
SHA256

4aea218e1480f7492b0d0bd877ee04e5e218be68644d2cd0128d0118c3171239
SHA512

ff45ed84810f4e4e8c2dcbf703fd59bf7cbf15f6e642ba42fb87d400c55d7fb57237be263748c75a3ba62928f756fbc92d8d985fc8a256f23fabc1674e6ac243
SSDEEP

24576:U4lncn9MB7o23RU4kHBvirnC2XZ/EFHs+ruqzqW6NR6B8cGcLkPpGaWu5qtbPGKJ:WuP2PGWTs

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
overwriteb.exe

Files

overwriteb.exe
.exe windows:6 windows x64 arch:x64

e0ab70563d42492264bcf21562de6870

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\overwriteb\x64\Debug\overwriteb.pdb

Imports

kernel32

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

user32

MessageBoxA

advapi32

CheckTokenMembership
AllocateAndInitializeSid
OpenProcessToken
FreeSid

shell32

ShellExecuteA

Sections

.textbss
Size: - Virtual size: 434KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text
Size: 927KB - Virtual size: 926KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 201KB - Virtual size: 201KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.msvcjmc
Size: 512B - Virtual size: 448B

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: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e0ab70563d42492264bcf21562de6870

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

Sections

.textbss Size: - Virtual size: 434KB

.text Size: 927KB - Virtual size: 926KB

.rdata Size: 201KB - Virtual size: 201KB

.data Size: 5KB - Virtual size: 12KB

.pdata Size: 44KB - Virtual size: 43KB

.idata Size: 5KB - Virtual size: 4KB

.msvcjmc Size: 512B - Virtual size: 448B

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

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

.reloc Size: 7KB - Virtual size: 6KB

.textbss
Size: - Virtual size: 434KB

.text
Size: 927KB - Virtual size: 926KB

.rdata
Size: 201KB - Virtual size: 201KB

.data
Size: 5KB - Virtual size: 12KB

.pdata
Size: 44KB - Virtual size: 43KB

.idata
Size: 5KB - Virtual size: 4KB

.msvcjmc
Size: 512B - Virtual size: 448B

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

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

.reloc
Size: 7KB - Virtual size: 6KB