2026-08-27_f1f4774b46c8933b5e1ef06794e29c62_elex_stop_vidar_wannacry

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General

Target
2026-08-27_f1f4774b46c8933b5e1ef06794e29c62_elex_stop_vidar_wannacry
Size 36.2MB
Sample260828-cecbjsem4t
SHA256 2a5a2e4028e80a46dfdcbefb209441c82978876cbb36e6e6ee3c99e6d53995b5
MD5 f1f4774b46c8933b5e1ef06794e29c62
SHA1 2b789032e147710cf485e01ab71779d2168f3044
SHA512 33718ea7aab2c720662069cfbfd6e208fd42f8f137826e598c7faa33f5569e2c48edf2dd58f561f751001c32325c78cf1b4cd7f48d9b875e242b8351b1c6886e
SSDEEP 98304:xK7K7K7K7K777K7K7K7K7K7K7K7K7jK7K7K7K7K777K7K7K7K7K7K7K7K7rp7U:DU
TLSH
T125872909F98344B2D92B11B04CCBD3BF8A30BE258B128EEBF64DD75F6933B915428655
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

Malware Config

Signatures

Detects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs

resource	yara_rule
sample	INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-27_f1f4774b46c8933b5e1ef06794e29c62_elex_stop_vidar_wannacry

File Explorer

2026-08-27_f1f4774b46c8933b5e1ef06794e29c62_elex_stop_vidar_wannacry

.exe 36.2MB

2026-08-27_f1f4774b46c8933b5e1ef06794e29c62_elex_stop_vidar_wannacry

IMPHASH a9472ad0f880f222155e7183fe058236
SHA256 2a5a2e4028e80a46dfdcbefb209441c82978876cbb36e6e6ee3c99e6d53995b5
MD5 f1f4774b46c8933b5e1ef06794e29c62
SHA1 2b789032e147710cf485e01ab71779d2168f3044
SHA512 33718ea7aab2c720662069cfbfd6e208fd42f8f137826e598c7faa33f5569e2c48edf2dd58f561f751001c32325c78cf1b4cd7f48d9b875e242b8351b1c6886e
SSDEEP 98304:xK7K7K7K7K777K7K7K7K7K7K7K7K7jK7K7K7K7K777K7K7K7K7K7K7K7K7rp7U:DU
TLSH
T125872909F98344B2D92B11B04CCBD3BF8A30BE258B128EEBF64DD75F6933B915428655
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Detects executables embedding registry key / value combination indicative of disabling Windows Defen
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5136

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

kernel32

BaseGetNamedObjectDirectory CopyFileA CreateThread DeleteCriticalSection EncodePointer EnterCriticalSection ExitThread FindClose FindFirstFileA FindNextFileA FormatMessageW FreeLibrary GetCurrentProcess GetCurrentProcessId GetFileAttributesA GetFullPathNameA GetLastError GetModuleFileNameW GetModuleHandleA GetModuleHandleExW GetProcAddress GetProcessHeap GetStartupInfoA GetSystemInfo GetThreadPriority HeapAlloc HeapFree HeapReAlloc HeapSize InitializeCriticalSection LeaveCriticalSection LoadLibraryA QueryPerformanceFrequency QueryUnbiasedInterruptTime RaiseFailFastException SetConsoleCtrlHandler SetFileAttributesA SetLastError SetThreadPriority SetUnhandledExceptionFilter Sleep SwitchToThread TerminateProcess TlsAlloc TlsGetValue TlsSetValue VirtualProtect VirtualQuery

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

mbrtowc wcrtomb

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

__p__environ

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

_lock_file _unlock_file

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

_set_new_mode calloc free malloc

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

_configthreadlocale localeconv

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

__setusermatherr

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

_ismbblead

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

memcpy strchr strrchr strstr

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

__p___argc __p___argv __p__acmdln _cexit _configure_narrow_argv _errno _exit _initialize_narrow_environment _initterm _initterm_e _set_app_type _set_invalid_parameter_handler abort signal strerror system

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

__acrt_iob_func __p__commode __p__fmode __stdio_common_vfprintf fclose fflush fopen fputc fread fseek ftell fwrite rewind

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

_stricmp strcpy strlen strncmp strnlen tolower wcslen wcsnlen

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

_localtime64 _time64 strftime

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

rand srand

ntdll

NtClose NtCreateSection NtDelayExecution NtDuplicateObject NtMapViewOfSection NtRaiseHardError NtReleaseKeyedEvent NtUnmapViewOfSection NtWaitForKeyedEvent NtWaitForSingleObject RtlDllShutdownInProgress RtlNtStatusToDosError

shell32

SHCreateDirectoryExA SHGetFolderPathA

user32

MessageBoxA

Name

.text

Size

52KB

Virtual Size

52KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

1024B

Virtual Size

544B

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

Size

10KB

Virtual Size

9KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.bss

Size

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

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

.reloc

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/14

Size

512B

Virtual Size

56B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/29

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/41

Size

512B

Virtual Size

181B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/55

Size

512B

Virtual Size

160B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/67

Size

512B

Virtual Size

56B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/80

Size

512B

Virtual Size

159B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Name

/91

Size

512B

Virtual Size

492B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-27_f1f4774b46c8933b5e1ef06794e29c62_elex_stop_vidar_wannacry

kernel32

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

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

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

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

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

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

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

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

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

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

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

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

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

ntdll

shell32

user32

generic