overwriteb[.]exe

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General

Target

overwriteb.exe
Size

1.2MB
MD5

e66bc1d30c9662458864931ef4aef125
SHA1

29281750378cfb7be15d0aa3beb793e0d7ddc528
SHA256

72cb04a36a551918b75c778f2d599a707da0cb573d47dbf2c5e01542f2dde74c
SHA512

3eaaf36d2525097d3fe6e7454d916f5f2a68ff31ef7bac7bfad87676ca25a381224382bf21822eb465f7df84a1aba74ac5dd6fb56588b35ee703f54c54ba9104
SSDEEP

24576:DX0LOsZgPOJcr/oqLXsTZ0oBv62BlWO0NOhISuXBqlOjPzt0HD3co4782oMOJr1h:ghG0155MC4LWO

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

85ba1c06cfc765f74f6fce374546baa7

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

CreateFileA
WriteFile
CloseHandle
ExitProcess
CreateFileW
ReadConsoleW
ReadFile
GetCurrentThreadId
IsDebuggerPresent
RaiseException
MultiByteToWideChar
WideCharToMultiByte
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
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
GetConsoleOutputCP
GetConsoleMode
RtlUnwind

user32

MessageBoxA

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: 926KB - Virtual size: 925KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 201KB - Virtual size: 200KB

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: 4KB - 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

85ba1c06cfc765f74f6fce374546baa7

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

Sections

.textbss Size: - Virtual size: 434KB

.text Size: 926KB - Virtual size: 925KB

.rdata Size: 201KB - Virtual size: 200KB

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

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

.idata Size: 4KB - 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: 926KB - Virtual size: 925KB

.rdata
Size: 201KB - Virtual size: 200KB

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

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

.idata
Size: 4KB - 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