overwriteb[.]exe

Sharing

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General

Target

overwriteb.exe
Size

1.2MB
MD5

ca5c20231b040ba62a2298d550ff29df
SHA1

b7b70a16b1d34c5a62a88749ec8e59d3f6555aab
SHA256

4229338a94ac0e1777f2ad1e66b05829eda51d008f5a1a43105f5751510c2d47
SHA512

eebe27ecbc693c307ea84c8d7ed17898f7d28332b733dfc61e717fc64e4f836ca86fb9be33012c926f6fdccd8ac184b322af966ad1d42e18ca388229d5986be2
SSDEEP

12288:T355796MTqnYI6SZ7kUXYXVeCHkAVz5CntHsh9Z+DX87Kf+iXhhnCkAclR1hyxVw:X96MTqnYI6SZ7kU0VuMKf7nCkAMN

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

4efeb69f6ab7ece31d90b7f9b0950497

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
CreateThread
FreeConsole
CreateFileW
Sleep
ReadFile
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
CloseHandle
WriteFile
ReadConsoleW
CreateFileA
SetFilePointerEx
GetFileSizeEx
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
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
RtlPcToFileHeader
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
GetModuleFileNameW
LoadLibraryExW
SetLastError
EncodePointer
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetModuleHandleExW
GetStdHandle
GetCommandLineA
GetCommandLineW
HeapSize
HeapValidate
GetSystemInfo
GetCurrentThread
GetFileType
OutputDebugStringW
WriteConsoleW
SetConsoleCtrlHandler
GetTempPathW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
HeapReAlloc
HeapQueryInformation
RtlUnwind

user32

GetDC
GetSystemMetrics
ReleaseDC
MessageBoxA
LoadImageW
LoadIconW
EnumWindows
GetWindowTextLengthW
SetWindowTextW
DrawIcon
IsWindowVisible
SetCursorPos
GetWindowRect
MoveWindow

gdi32

SetTextColor
SetBkColor
TextOutA
BitBlt
SelectObject
CreateSolidBrush

shell32

ShellExecuteA

Sections

.textbss
Size: - Virtual size: 446KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text
Size: 961KB - Virtual size: 960KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 213KB - Virtual size: 212KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 46KB - Virtual size: 46KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

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: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4efeb69f6ab7ece31d90b7f9b0950497

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

shell32

Sections

.textbss Size: - Virtual size: 446KB

.text Size: 961KB - Virtual size: 960KB

.rdata Size: 213KB - Virtual size: 212KB

.data Size: 5KB - Virtual size: 13KB

.pdata Size: 46KB - Virtual size: 46KB

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

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

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

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

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

.textbss
Size: - Virtual size: 446KB

.text
Size: 961KB - Virtual size: 960KB

.rdata
Size: 213KB - Virtual size: 212KB

.data
Size: 5KB - Virtual size: 13KB

.pdata
Size: 46KB - Virtual size: 46KB

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

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

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

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

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