2026-10-02_1da1637e2c89c8762a964dfe65cef0c9_mespinoza

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General

Target
2026-10-02_1da1637e2c89c8762a964dfe65cef0c9_mespinoza
Size 1.4MB
Sample261003-ttserasdkc
SHA256 c7e62aba49f5639d82a308336dc964c40308837cd0ded5336b991778ab0b109b
MD5 1da1637e2c89c8762a964dfe65cef0c9
SHA1 624f65ab26d5d5a4e91a60e17ba1d655f3388e4c
SHA512 4882747005e943d23410a60051179715161818d68a90820f1c04e29a6b0dca95ecac9c44437f5ea4da7e7c43c6d95d09120b8c3ae488ef8da9f265c850e94a71
SSDEEP 12288:FVthxbitwzL1PAXruYyVHHaf4HJ1jwssawsUoN9PqIf:FbAw9PiQnDJGaz9
TLSH
T13B65016FB7B544E2E21AC279C99AE661E371FC956C20A30F2750A31F2F376706D24721
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-10-02_1da1637e2c89c8762a964dfe65cef0c9_mespinoza

File Explorer

2026-10-02_1da1637e2c89c8762a964dfe65cef0c9_mespinoza

.exe 1.4MB

2026-10-02_1da1637e2c89c8762a964dfe65cef0c9_mespinoza

IMPHASH 8a5cf8e0d9918321af5e2d7a877c8783
SHA256 c7e62aba49f5639d82a308336dc964c40308837cd0ded5336b991778ab0b109b
MD5 1da1637e2c89c8762a964dfe65cef0c9
SHA1 624f65ab26d5d5a4e91a60e17ba1d655f3388e4c
SHA512 4882747005e943d23410a60051179715161818d68a90820f1c04e29a6b0dca95ecac9c44437f5ea4da7e7c43c6d95d09120b8c3ae488ef8da9f265c850e94a71
SSDEEP 12288:FVthxbitwzL1PAXruYyVHHaf4HJ1jwssawsUoN9PqIf:FbAw9PiQnDJGaz9
TLSH
T13B65016FB7B544E2E21AC279C99AE661E371FC956C20A30F2750A31F2F376706D24721
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

48424

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA 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\wxp\x-none\csisyncclient.pdb

vcruntime140

_CxxThrowException __CxxFrameHandler3 memcpy memset wcsstr __telemetry_main_invoke_trigger __telemetry_main_return_trigger __C_specific_handler __vcrt_InitializeCriticalSectionEx __std_terminate wcsrchr

msvcp140

?_Xbad_alloc@std@@YAXXZ

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

_invalid_parameter_noinfo_noreturn _invalid_parameter_noinfo _errno _initialize_onexit_table _register_thread_local_exe_atexit_callback _c_exit _cexit _configure_wide_argv _register_onexit_function exit _initterm_e _initialize_wide_environment terminate _initterm _crt_atexit _get_wide_winmain_command_line _seh_filter_exe _set_app_type _exit

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

_wcsnicmp wcsncat_s wcscat_s wcscpy_s wcsncpy_s

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

_recalloc malloc _set_new_mode free

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

__stdio_common_vswprintf_s __p__commode _set_fmode

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

__setusermatherr

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

_configthreadlocale __initialize_lconv_for_unsigned_char

kernel32

EncodePointer FlsGetValue FlsAlloc InitializeSListHead WaitForSingleObjectEx ResetEvent IsProcessorFeaturePresent TerminateProcess SetUnhandledExceptionFilter RtlVirtualUnwind RtlLookupFunctionEntry RtlCaptureContext IsDebuggerPresent GetStartupInfoW OutputDebugStringW GetSystemInfo VirtualQuery LoadLibraryExA GetModuleHandleExW FlsFree UnhandledExceptionFilter GetCommandLineW DecodePointer CloseHandle RaiseException GetLastError EnterCriticalSection LeaveCriticalSection InitializeCriticalSectionEx DeleteCriticalSection SetEvent WaitForSingleObject CreateEventW Sleep GetCurrentProcess CreateThread GetCurrentThreadId GetModuleFileNameW GetModuleHandleW GetProcAddress FreeLibrary LoadLibraryExW LoadResource SizeofResource FindResourceW lstrcmpiW MultiByteToWideChar QueryPerformanceCounter GetProcessHeap HeapSetInformation GetCurrentProcessId GetSystemTimeAsFileTime GetTickCount VirtualProtect WerRegisterMemoryBlock HeapAlloc HeapFree

advapi32

RegCloseKey RegOpenKeyExW RegEnumValueW RegQueryInfoKeyW RegCreateKeyExW RegDeleteValueW RegEnumKeyExW RegSetValueExW DeregisterEventSource RegisterEventSourceW ReportEventW RegQueryValueExW RegGetValueW RegDeleteKeyW

ole32

CoCreateInstance CoTaskMemRealloc CoTaskMemAlloc CoInitialize StringFromGUID2 CoInitializeSecurity CoReleaseServerProcess CoAddRefServerProcess CoResumeClassObjects CoTaskMemFree CoRevokeClassObject CoRegisterClassObject CoInitializeEx CoUninitialize

oleaut32

RegisterTypeLi VarUI4FromStr SysStringLen SysFreeString UnRegisterTypeLi LoadTypeLi SysAllocString

Name

.text

Size

65KB

Virtual Size

64KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

35KB

Virtual Size

34KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

1KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

4KB

Virtual Size

4KB

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

10KB

Virtual Size

10KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

1.3MB

Virtual Size

1.3MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

2026-10-02_1da1637e2c89c8762a964dfe65cef0c9_mespinoza

vcruntime140

msvcp140

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

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

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

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

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

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

kernel32

advapi32

ole32

oleaut32

generic