2026-08-14_ad59cd74f4e86237fabf4476269b5efa_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry

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General

Target
2026-08-14_ad59cd74f4e86237fabf4476269b5efa_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry
Size 756KB
Sample260814-26rmzstdmd
SHA256 4501ae298225e6277e6672c16d967e2abc3c4c185b9efdad28d5ea7b82866388
MD5 ad59cd74f4e86237fabf4476269b5efa
SHA1 7ac38241c74d8eacf210a4ed7c956c1933e9b187
SHA512 1b6678f7b59c8f0bd16d3b3c123ee502ad90ac43d3d1002e9fcb851893268841dc6ed3be0f26c80b9270d69daa63a93e6f01a29e8d52eb7e369427e245f974d7
SSDEEP 12288:TWcRGJlFoUQ0l98b8GSW4A7DND3JeU7vinrmgF:icMJlCUQ0l98b8GSW4A7DND5TvinrmgF
TLSH
T167F44902A5A80F95D65F8130DC964646EA377E825F5087EF1368BF253F323C0BE69267
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

Malware Config

Signatures

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
2026-08-14_ad59cd74f4e86237fabf4476269b5efa_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry

File Explorer

2026-08-14_ad59cd74f4e86237fabf4476269b5efa_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry

.exe 756KB

2026-08-14_ad59cd74f4e86237fabf4476269b5efa_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry

IMPHASH a8eca7af7735bd8ecf18aa4dbeb1f12a
SHA256 4501ae298225e6277e6672c16d967e2abc3c4c185b9efdad28d5ea7b82866388
MD5 ad59cd74f4e86237fabf4476269b5efa
SHA1 7ac38241c74d8eacf210a4ed7c956c1933e9b187
SHA512 1b6678f7b59c8f0bd16d3b3c123ee502ad90ac43d3d1002e9fcb851893268841dc6ed3be0f26c80b9270d69daa63a93e6f01a29e8d52eb7e369427e245f974d7
SSDEEP 12288:TWcRGJlFoUQ0l98b8GSW4A7DND3JeU7vinrmgF:icMJlCUQ0l98b8GSW4A7DND5TvinrmgF
TLSH
T167F44902A5A80F95D65F8130DC964646EA377E825F5087EF1368BF253F323C0BE69267
MD5 SHA1 SHA512 SSDEEP TLSH

Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

60:93:b7:f3:9b:c7:fc:98:c9:d6:b5:bb:e8:8b:e8:c3:63:0f:60:15:c1:15:77:c3:de:6a:ea:9a:f2:de:59:64

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Not trusted

Signing Certificate

CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Chains

Aug 14, 2026

CN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Minor OS version

Major OS version

Entry point

65216

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_CUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_GUARD_CF IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

D:\a\_work\1\s\artifacts\obj\win-x64.Release\corehost\dotnet\dotnet.pdb

kernel32

EnterCriticalSection GetFullPathNameW FindNextFileW GetCurrentProcess GetModuleHandleExW GetModuleFileNameW LeaveCriticalSection InitializeCriticalSection GetEnvironmentVariableW FindClose MultiByteToWideChar FindFirstFileExW GetFileAttributesExW LoadLibraryA GetProcAddress DeleteCriticalSection GetModuleHandleW WideCharToMultiByte LoadLibraryExW FreeLibrary GetLastError OutputDebugStringW TlsFree TlsSetValue TlsGetValue TlsAlloc InitializeCriticalSectionAndSpinCount SetLastError RaiseException RtlPcToFileHeader RtlUnwindEx InitializeSListHead GetSystemTimeAsFileTime GetCurrentThreadId GetCurrentProcessId QueryPerformanceCounter IsDebuggerPresent IsProcessorFeaturePresent TerminateProcess SetUnhandledExceptionFilter UnhandledExceptionFilter RtlVirtualUnwind RtlLookupFunctionEntry RtlCaptureContext LCMapStringEx DecodePointer EncodePointer InitializeCriticalSectionEx GetStringTypeW

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

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

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

setvbuf _wfopen __stdio_common_vswprintf _set_fmode __stdio_common_vfwprintf fputws fputwc __p__commode fflush __stdio_common_vsprintf_s __acrt_iob_func

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

wcsncmp _wcsicmp _wcsdup strcpy_s wcsnlen strcspn

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

wcstoul _wtoi

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

_set_new_mode _callnewh malloc calloc free

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

__pctype_func ___mb_cur_max_func setlocale ___lc_locale_name_func localeconv _unlock_locales _configthreadlocale _lock_locales ___lc_codepage_func

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

frexp __setusermatherr

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

_gmtime64_s wcsftime _time64

Name

.text

Size

81KB

Virtual Size

80KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

31KB

Virtual Size

30KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

1KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

5KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

244B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

1024B

Virtual Size

788B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-14_ad59cd74f4e86237fabf4476269b5efa_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry

PE Signature issue

kernel32

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-convert-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-time-l1-1-0

generic