2026-05-11_7326cf61cfc35beedffd0d63c63eb1c5_mespinoza

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General

Target
2026-05-11_7326cf61cfc35beedffd0d63c63eb1c5_mespinoza
Size 1.3MB
Sample260511-bjkcaahs5v
SHA256 446e20df5c4f74d6177f96b55023dd9232a354d9666a48e495662db839dace68
MD5 7326cf61cfc35beedffd0d63c63eb1c5
SHA1 49c403ea2eca779b14a7fd711d282175f8b4443a
SHA512 80744c4b71696f7042e3ae14f01ff6035319c0cac7e1f7c3ae39981114bfd78d1f6f898b08c613c43fe6145fc6b8c2b760ac5b4073cd510b2e3d61c62c8c7490
SSDEEP 12288:1fTbWZzoJCCtpQXc3ajG+hjQKymY8efKCpD7Gj9G6G1qT8nQkCu83L3Wl/np9DB9:oqCCzQsqjnhMgeiCl7G0nehbGZpbD
TLSH
T19755DF57A61C14AEDC9AC07D8792D126E5227C094B31F8CF53C46F226E6BBE05F38B85
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-05-11_7326cf61cfc35beedffd0d63c63eb1c5_mespinoza

File Explorer

2026-05-11_7326cf61cfc35beedffd0d63c63eb1c5_mespinoza

.exe 1.3MB

2026-05-11_7326cf61cfc35beedffd0d63c63eb1c5_mespinoza

IMPHASH 9a5c3b1137cf4a1de8d7db8bcbaf1d18
SHA256 446e20df5c4f74d6177f96b55023dd9232a354d9666a48e495662db839dace68
MD5 7326cf61cfc35beedffd0d63c63eb1c5
SHA1 49c403ea2eca779b14a7fd711d282175f8b4443a
SHA512 80744c4b71696f7042e3ae14f01ff6035319c0cac7e1f7c3ae39981114bfd78d1f6f898b08c613c43fe6145fc6b8c2b760ac5b4073cd510b2e3d61c62c8c7490
SSDEEP 12288:1fTbWZzoJCCtpQXc3ajG+hjQKymY8efKCpD7Gj9G6G1qT8nQkCu83L3Wl/np9DB9:oqCCzQsqjnhMgeiCl7G0nehbGZpbD
TLSH
T19755DF57A61C14AEDC9AC07D8792D126E5227C094B31F8CF53C46F226E6BBE05F38B85
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

138032

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

crashreporter.pdb

nss3

HASH_Begin HASH_Create HASH_Destroy HASH_End HASH_Update NSS_Initialize

advapi32

RegCloseKey RegCreateKeyExW RegCreateKeyW RegOpenKeyExW RegOpenKeyW RegQueryValueExW RegSetValueExW

comctl32

InitCommonControlsEx

gdi32

GetStockObject GetTextExtentPoint32W SelectObject SetBkMode SetTextColor

ole32

CoCreateGuid

shell32

SHGetFolderPathW

wininet

HttpAddRequestHeadersW HttpOpenRequestW HttpQueryInfoW HttpSendRequestW InternetCloseHandle InternetConnectW InternetCrackUrlW InternetOpenW InternetQueryDataAvailable InternetReadFile InternetSetOptionW

shlwapi

PathAppendW

user32

BeginPaint CallWindowProcW CheckDlgButton CloseClipboard DialogBoxIndirectParamW DialogBoxParamW DrawTextW EnableWindow EndDialog EndPaint FillRect GetClientRect GetClipboardData GetDC GetDlgItem GetDlgItemTextW GetFocus GetPropW GetSysColor GetSysColorBrush GetWindowLongPtrW GetWindowRect GetWindowTextW InvalidateRect IsClipboardFormatAvailable IsDlgButtonChecked IsWindowEnabled LoadIconW MapWindowPoints MessageBoxW MoveWindow OpenClipboard PostMessageW RemovePropW SendDlgItemMessageW SendMessageW SetDlgItemTextW SetFocus SetPropW SetTimer SetWindowLongPtrW SetWindowTextW ShowWindow

msvcp140

??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ ??0_Lockit@std@@QEAA@H@Z ??0ios_base@std@@IEAA@XZ ??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ ??1_Lockit@std@@QEAA@XZ ??1ios_base@std@@UEAA@XZ ??5?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@AEAN@Z ??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@H@Z ??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@I@Z ??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@@Z ??6?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV01@_J@Z ??Bid@locale@std@@QEAA_KXZ ?_Fiopen@std@@YAPEAU_iobuf@@PEB_WHH@Z ?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z ?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ ?_Ipfx@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA_N_N@Z ?_Lock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ ?_Osfx@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAXXZ ?_Unlock@?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAAXXZ ?_Xbad_alloc@std@@YAXXZ ?_Xlength_error@std@@YAXPEBD@Z ?_Xout_of_range@std@@YAXPEBD@Z ?bad@ios_base@std@@QEBA_NXZ ?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A ?clear@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z ?eof@ios_base@std@@QEBA_NXZ ?fail@ios_base@std@@QEBA_NXZ ?flush@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@XZ ?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ ?good@ios_base@std@@QEBA_NXZ ?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A ?imbue@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAXAEBVlocale@2@@Z ?init@?$basic_ios@DU?$char_traits@D@std@@@std@@IEAAXPEAV?$basic_streambuf@DU?$char_traits@D@std@@@2@_N@Z ?put@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@D@Z ?read@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEAD_J@Z ?sbumpc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ ?seekg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@_JH@Z ?setbuf@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAPEAV12@PEAD_J@Z ?setw@std@@YA?AU?$_Smanip@_J@1@_J@Z ?sgetc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ ?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ ?snextc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHXZ ?sputc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEAAHD@Z ?sync@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ ?tellg@?$basic_istream@DU?$char_traits@D@std@@@std@@QEAA?AV?$fpos@U_Mbstatet@@@2@XZ ?uflow@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAAHXZ ?widen@?$basic_ios@DU?$char_traits@D@std@@@std@@QEBADD@Z ?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z ?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z ?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z

kernel32

CloseHandle CompareFileTime CreateDirectoryW CreateEventW CreateProcessW CreateThread DeleteCriticalSection DeleteFileW EnterCriticalSection FindClose FindFirstFileW FindNextFileW FindResourceW FormatMessageW FreeLibrary GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetFileAttributesW GetLastError GetModuleFileNameW GetModuleHandleW GetProcAddress GetStartupInfoW GetSystemTime GetSystemTimeAsFileTime GlobalAlloc GlobalFree GlobalLock GlobalUnlock InitializeCriticalSectionAndSpinCount InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent LeaveCriticalSection LoadLibraryW LoadResource LocalFree LockResource MoveFileW MultiByteToWideChar QueryPerformanceCounter ResetEvent RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind SetEvent SetUnhandledExceptionFilter SizeofResource TerminateProcess UnhandledExceptionFilter VerSetConditionMask VerifyVersionInfoW WaitForSingleObject WaitForSingleObjectEx WideCharToMultiByte

vcruntime140

_CxxThrowException __C_specific_handler __CxxFrameHandler3 __std_exception_copy __std_exception_destroy __std_terminate memchr memcmp memcpy memmove memset wcsrchr

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

__acrt_iob_func __p__commode __stdio_common_vfprintf __stdio_common_vfscanf __stdio_common_vfwprintf __stdio_common_vsprintf __stdio_common_vswprintf_s _fseeki64 _get_stream_buffer_pointers _set_fmode _wfopen_s fclose fflush fgetc fgetpos fgets fputc fread fsetpos fwrite setvbuf ungetc

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

__p___argc __p___wargv _c_exit _cexit _configure_wide_argv _crt_atexit _exit _get_wide_winmain_command_line _initialize_onexit_table _initialize_wide_environment _initterm _initterm_e _invalid_parameter_noinfo_noreturn _register_onexit_function _register_thread_local_exe_atexit_callback _seh_filter_exe _set_app_type abort exit terminate

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

__setusermatherr _dtest ceilf modf

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

_gmtime64 _localtime64 _time64 strftime

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

_lock_file _unlock_file

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

_putenv _wgetenv getenv

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

_strdup strcat strcmp strcpy strlen strncmp wcscmp wcscpy wcslen wcsncpy_s

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

_callnewh _set_new_mode free malloc

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

rand

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

wcstol

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

_configthreadlocale

Name

.text

Size

180KB

Virtual Size

180KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

27KB

Virtual Size

27KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

512B

Virtual Size

2KB

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

.00cfg

Size

512B

Virtual Size

16B

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

32KB

Virtual Size

32KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

1.1MB

Virtual Size

1.1MB

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

2026-05-11_7326cf61cfc35beedffd0d63c63eb1c5_mespinoza

nss3

advapi32

comctl32

gdi32

ole32

shell32

wininet

shlwapi

user32

msvcp140

kernel32

vcruntime140

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

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

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

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

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

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

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

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

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

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

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

generic