2026-08-05_70c3ad0f7b9d3d4769eefc14dd1e5835_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry

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General

Target
2026-08-05_70c3ad0f7b9d3d4769eefc14dd1e5835_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry
Size 469KB
Sample260805-wxm1jsdc69
SHA256 04b57d5331c78b3c2ab97488f6794e6e2ec8da97a4e836ea19448e61e21bb5c7
MD5 70c3ad0f7b9d3d4769eefc14dd1e5835
SHA1 859abc8492dfafcd7c1dbc846fb4c0804949c97f
SHA512 73b337decae7ccaf28f29b611e1c54d7ce78f8c4150e09b150dcd5d3a9e6b00e58ffa67684fc87efe93ac78215768c384aca3f5bc670ede99457c343080cf872
SSDEEP 6144:TWTSIoXNHnr1GJOl4uvjgddFjEdi/4rQPec9cnEVC91ikiya7T4Xi4n8nYnC:TWcRGJlFoUQ0l98b8Jyasy8coC
TLSH
T1EAA48E17EAA408E5F61A8670A4D50646EB797D576B91C3CF232C82150F623C0BFB93F9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

Malware Config

Signatures

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
2026-08-05_70c3ad0f7b9d3d4769eefc14dd1e5835_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry

File Explorer

2026-08-05_70c3ad0f7b9d3d4769eefc14dd1e5835_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry

.exe 469KB

2026-08-05_70c3ad0f7b9d3d4769eefc14dd1e5835_amadey_cobalt-strike_hijackloader_satacom_vidar_wannacry

IMPHASH a8eca7af7735bd8ecf18aa4dbeb1f12a
SHA256 04b57d5331c78b3c2ab97488f6794e6e2ec8da97a4e836ea19448e61e21bb5c7
MD5 70c3ad0f7b9d3d4769eefc14dd1e5835
SHA1 859abc8492dfafcd7c1dbc846fb4c0804949c97f
SHA512 73b337decae7ccaf28f29b611e1c54d7ce78f8c4150e09b150dcd5d3a9e6b00e58ffa67684fc87efe93ac78215768c384aca3f5bc670ede99457c343080cf872
SSDEEP 6144:TWTSIoXNHnr1GJOl4uvjgddFjEdi/4rQPec9cnEVC91ikiya7T4Xi4n8nYnC:TWcRGJlFoUQ0l98b8Jyasy8coC
TLSH
T1EAA48E17EAA408E5F61A8670A4D50646EB797D576B91C3CF232C82150F623C0BFB93F9
MD5 SHA1 SHA512 SSDEEP TLSH

Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

97:de:49:91:3a:5c:cd:8b:b2:8e:7b:4e:73:e7:25:65:3a:74:24:47:b4:c1:11:e6:8a:d8:36:10:b5:fe:e0:2d

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

Jul 31, 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

2026-08-05_70c3ad0f7b9d3d4769eefc14dd1e5835_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