BuildTools[.]exe | Triage™

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General

Target
BuildTools.exe
Size 3.8MB
Sample260815-twdpdazycz
SHA256 127005f649555069c90b7f1a614ee1fbd9d192a209f6708ad1831f58c40419bd
MD5 bbfec721b41ecad9d62ec41da7d9a59f
SHA1 9655106c52a01fb62d36c3b894d90ef40f479114
SHA512 9f7fea442f318d2e249f424f767f9aefc5ca0e4ec1deb368356c20fa50931c22221bf6fada6c97fa83bdb80813a31ec4e1d6d92e0119b8b3b320b79162903c8f
SSDEEP 49152:WC1v9oHb4trZu8vgWzi3Iutjr6+37ymh9sJnysvgKediLa/NT4+9GE078wxgBMma:1F1FJvLzipjrlFsJ/pedDNEtd8Oma
TLSH
T16106F165E426FAADE333403D7682A0367737A5C0F146E022257AA5ABDC17D463F0EB1D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
BuildTools.exe

File Explorer

BuildTools.exe

.exe 3.8MB

BuildTools.exe

IMPHASH 1f2702872592229d2f4cb1162cfbc55b
SHA256 127005f649555069c90b7f1a614ee1fbd9d192a209f6708ad1831f58c40419bd
MD5 bbfec721b41ecad9d62ec41da7d9a59f
SHA1 9655106c52a01fb62d36c3b894d90ef40f479114
SHA512 9f7fea442f318d2e249f424f767f9aefc5ca0e4ec1deb368356c20fa50931c22221bf6fada6c97fa83bdb80813a31ec4e1d6d92e0119b8b3b320b79162903c8f
SSDEEP 49152:WC1v9oHb4trZu8vgWzi3Iutjr6+37ymh9sJnysvgKediLa/NT4+9GE078wxgBMma:1F1FJvLzipjrlFsJ/pedDNEtd8Oma
TLSH
T16106F165E426FAADE333403D7682A0367737A5C0F146E022257AA5ABDC17D463F0EB1D
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5520

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

advapi32

RegCloseKey RegEnumKeyExA RegOpenKeyExA RegQueryValueExA

kernel32

CloseHandle CreateMutexA CreatePipe CreateProcessA DeleteCriticalSection EnterCriticalSection ExitProcess FindResourceExA FormatMessageA GetCommandLineA GetCurrentDirectoryA GetCurrentProcess GetEnvironmentVariableA GetExitCodeProcess GetLastError GetModuleFileNameA GetModuleHandleA GetProcAddress GetStartupInfoA GlobalMemoryStatusEx InitializeCriticalSection InterlockedExchange IsDBCSLeadByteEx LeaveCriticalSection LoadResource LocalFree LockResource MultiByteToWideChar ReadFile SetEnvironmentVariableA SetHandleInformation SetLastError SetUnhandledExceptionFilter Sleep TlsGetValue VirtualProtect VirtualQuery WaitForSingleObject WideCharToMultiByte

msvcrt

_strdup _stricoll __getmainargs __mb_cur_max __p__environ __p__fmode __set_app_type _cexit _chdir _close _errno _findclose _findfirst _findnext _fullpath _iob _itoa _onexit _open _read _setmode _stat64 _stricmp abort atexit atoi calloc fclose fopen fprintf fputc fputs free fwrite getenv isspace localeconv malloc mbstowcs memcpy printf puts realloc setlocale signal strcat strchr strcmp strcoll strcpy strlen strncat strncpy strpbrk strrchr strstr strtok tolower vfprintf wcslen wcstombs

shell32

ShellExecuteA

user32

CreateWindowExA DispatchMessageA EnumWindows FindWindowExA GetMessageA GetSystemMetrics GetWindowLongA GetWindowRect GetWindowTextA GetWindowThreadProcessId KillTimer LoadImageA MessageBoxA PostQuitMessage SendMessageA SetForegroundWindow SetTimer SetWindowPos ShowWindow TranslateMessage UpdateWindow

Name

.text

Size

43KB

Virtual Size

42KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

512B

Virtual Size

40B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

4KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.eh_fram

Size

7KB

Virtual Size

7KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

37KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

4KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.CRT

Size

512B

Virtual Size

24B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.tls

Size

512B

Virtual Size

32B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

278KB

Virtual Size

277KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

BuildTools.exe

advapi32

kernel32

msvcrt

shell32

user32

generic