2026-09-07_6d0444ab95e537e0d99f7f5b1d672ae0_mespinoza

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General

Target
2026-09-07_6d0444ab95e537e0d99f7f5b1d672ae0_mespinoza
Size 970KB
Sample260908-3ks5cshq21
SHA256 74c927db0ceb56b28e2c9c1b879548e038b47f412659f8ac84c1d86abdeab057
MD5 6d0444ab95e537e0d99f7f5b1d672ae0
SHA1 b83f573062ad0bce0d88a38ff5409b604b5d2274
SHA512 f4d12a539097984e719794b433fae20edda941d86b212a141875eba6543a2e5d8f458551c79039b2318d6a04d18c79e6b605c5ac2bb0e17d886ddcbe3dcf9151
SSDEEP 12288:9ZMNjOYEZ/WP2xUP7blqRRMiV/akd/ZDSRZd7pe5QueX6EoUGiW0x:PAEla2xIlqR9n3DwZd7wJeX6EoUGiW0x
TLSH
T1E82507C6B6A044F1E0A584348912966DD772BC45CA139F8B21916EEFFFF36D24F29231
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-09-07_6d0444ab95e537e0d99f7f5b1d672ae0_mespinoza

File Explorer

2026-09-07_6d0444ab95e537e0d99f7f5b1d672ae0_mespinoza

.exe 970KB

2026-09-07_6d0444ab95e537e0d99f7f5b1d672ae0_mespinoza

IMPHASH 01c065de399b8d3d78bc650908340adb
SHA256 74c927db0ceb56b28e2c9c1b879548e038b47f412659f8ac84c1d86abdeab057
MD5 6d0444ab95e537e0d99f7f5b1d672ae0
SHA1 b83f573062ad0bce0d88a38ff5409b604b5d2274
SHA512 f4d12a539097984e719794b433fae20edda941d86b212a141875eba6543a2e5d8f458551c79039b2318d6a04d18c79e6b605c5ac2bb0e17d886ddcbe3dcf9151
SSDEEP 12288:9ZMNjOYEZ/WP2xUP7blqRRMiV/akd/ZDSRZd7pe5QueX6EoUGiW0x:PAEla2xIlqR9n3DwZd7wJeX6EoUGiW0x
TLSH
T1E82507C6B6A044F1E0A584348912966DD772BC45CA139F8B21916EEFFFF36D24F29231
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

239912

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

P:\Target\x64\ship\misc_protocolhandler\x-none\protocolhandler.pdb

vcruntime140

__C_specific_handler __telemetry_main_return_trigger __vcrt_InitializeCriticalSectionEx memcmp __std_exception_destroy __std_exception_copy memcpy __telemetry_main_invoke_trigger _CxxThrowException memmove wcsstr wcsrchr wcschr memset __CxxFrameHandler3 __std_terminate

msvcp140

?_Xbad_alloc@std@@YAXXZ ?_Xlength_error@std@@YAXPEBD@Z ?_Xout_of_range@std@@YAXPEBD@Z ?_Xbad_function_call@std@@YAXXZ _Thrd_sleep _Xtime_get_ticks

api-ms-win-crt-runtime-l1-1-0

_clearfp _register_onexit_function _invalid_parameter_noinfo _errno _initialize_onexit_table _seh_filter_exe _crt_atexit _register_thread_local_exe_atexit_callback _c_exit _cexit _set_app_type _exit exit _initterm_e _initterm _get_narrow_winmain_command_line _initialize_narrow_environment _configure_narrow_argv terminate _invalid_parameter_noinfo_noreturn

api-ms-win-crt-string-l1-1-0

iswspace wcstok_s isalpha isdigit strncpy_s toupper wcsncat_s tolower wcsncpy_s wcsnlen wcscpy_s wcscmp _wcsicmp strcpy_s wcscat_s

api-ms-win-crt-stdio-l1-1-0

__stdio_common_vsnprintf_s __stdio_common_vsprintf_s __stdio_common_vsnwprintf_s __p__commode _set_fmode __stdio_common_vswprintf __stdio_common_vswprintf_s

api-ms-win-crt-heap-l1-1-0

_set_new_mode malloc free realloc

api-ms-win-crt-convert-l1-1-0

_i64tow_s _wtoi atoi _itow_s

api-ms-win-crt-math-l1-1-0

__setusermatherr logf expf

api-ms-win-crt-locale-l1-1-0

_configthreadlocale __initialize_lconv_for_unsigned_char

kernel32

FindActCtxSectionStringW DeactivateActCtx ActivateActCtx CreateActCtxW GetSystemPowerStatus IsSystemResumeAutomatic LoadLibraryW CreateMemoryResourceNotification OutputDebugStringA WerUnregisterMemoryBlock QueryFullProcessImageNameW QueryActCtxW WaitForMultipleObjects WaitForSingleObject RtlCaptureStackBackTrace CreateThread GetThreadIOPendingFlag GetCurrentThread PostQueuedCompletionStatus GetQueuedCompletionStatus CreateIoCompletionPort OpenFileMappingA GetSystemInfo VirtualQuery LoadLibraryExA CreateMutexA CreateEventA OpenEventA OpenMutexA CreateSemaphoreA OpenSemaphoreA CreateFileMappingA GetCommandLineW GetLastError GetModuleFileNameW GetModuleHandleW GetProcAddress LoadLibraryExW CompareStringEx RaiseException GetLocaleInfoEx LCIDToLocaleName LocaleNameToLCID SetLastError GetACP GetUserDefaultUILanguage GetUserDefaultLangID GetUserDefaultLocaleName GetSystemDefaultLocaleName IsValidLocale GetSystemDefaultLCID MultiByteToWideChar WideCharToMultiByte IsValidCodePage GetStringTypeExW WriteFile CloseHandle EnterCriticalSection LeaveCriticalSection InitializeCriticalSectionEx DeleteCriticalSection GetCurrentProcessId GetCurrentThreadId GetTickCount64 FormatMessageW ReleaseMutex WaitForSingleObjectEx CreateEventExW FreeLibrary GetModuleHandleExW GetCurrentProcess GetVersionExW TerminateProcess GetSystemTimeAsFileTime GetModuleFileNameA GetShortPathNameA LoadResource SizeofResource FindResourceW OpenProcess LocalFree CreateFileW ReadFile CreateFileMappingW GlobalAlloc LocalAlloc GetLongPathNameW UnmapViewOfFile MapViewOfFile LockResource EnumSystemLocalesEx GetDateFormatEx GetCalendarInfoEx HeapAlloc HeapFree GetProcessHeap GetThreadUILanguage WaitForMultipleObjectsEx GetProcessAffinityMask Sleep SetWaitableTimerEx CancelWaitableTimer CreateWaitableTimerW QueryDepthSList TryEnterCriticalSection InitializeSListHead InterlockedPopEntrySList InterlockedPushEntrySList QueryPerformanceCounter HeapSetInformation GetTickCount VirtualProtect WerRegisterMemoryBlock RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter IsProcessorFeaturePresent SetEvent ResetEvent CreateEventW IsDebuggerPresent GetStartupInfoW EncodePointer DecodePointer FlsAlloc FlsGetValue FlsSetValue FlsFree ReleaseSemaphore GlobalFree

advapi32

RevertToSelf RegDeleteValueA RegEnumValueA RegQueryInfoKeyW EventWrite EventRegister EventUnregister EventWriteTransfer ReportEventW RegisterEventSourceW DeregisterEventSource RegOpenKeyExW RegCreateKeyExW GetTokenInformation OpenProcessToken RegGetValueW RegSetValueExW RegEnumValueW ConvertStringSecurityDescriptorToSecurityDescriptorW ConvertSidToStringSidA SetSecurityDescriptorDacl InitializeSecurityDescriptor InitializeAcl GetSecurityDescriptorDacl FreeSid EqualSid CreateWellKnownSid AllocateAndInitializeSid AddAccessDeniedAce AddAccessAllowedAce IsValidSid GetSidSubAuthority GetLengthSid CopySid OpenThreadToken RegCloseKey RegQueryValueExW RegDeleteValueW

ole32

CoCreateGuid CoInitialize CoTaskMemFree CoUninitialize CoInitializeEx CoRegisterInitializeSpy CoRevokeInitializeSpy StringFromIID CoCreateInstance

oleaut32

SysAllocString SysFreeString

msohev

ord30 ord29 ord4 ord5 ord9 ord12 ord25 ord26

Name

.text

Size

384KB

Virtual Size

383KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

177KB

Virtual Size

177KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

159KB

Virtual Size

162KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

23KB

Virtual Size

22KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

163KB

Virtual Size

162KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

12KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-09-07_6d0444ab95e537e0d99f7f5b1d672ae0_mespinoza

vcruntime140

msvcp140

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-locale-l1-1-0

kernel32

advapi32

ole32

oleaut32

msohev

generic