RuntimeBroker[.]exe

Resubmissions

10/09/2026, 23:36

260910-3lvpkshq6z

10/09/2026, 23:31

260910-3h37jszsb16

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General

Target
RuntimeBroker.exe
Size 1.0MB
Sample260910-3lvpkshq6z
SHA256 3ebeacd696d1d891d2c3bee0a801c156af355c62780757bf8b396f8799413114
MD5 3510c5cff3e6e5137de807b9eaf5a064
SHA1 e7f7c60b9f6702a50a807318d2f8893f60b60681
SHA512 5d64a5fa956ee39712e334858e98c32878b1e563c370ca6c6992181eb47e5effce854964a30ab9aaf99973931ae885fba6a7802c19196814b88f354e0196e665
SSDEEP 24576:Fcx7hYNDWXbwxf26tcte2SmTRkXr7VRPzWu6p:6x7gn2bt1TRkXr7VB
TLSH
T1F7352A57F26354E8C57BD0B486669772FA30B41906347F6E1E98D7322F21E609F2EB20
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
RuntimeBroker.exe

File Explorer

RuntimeBroker.exe

.exe 1.0MB

RuntimeBroker.exe

IMPHASH 793f957d72dd28d3d82a5fa6c7d2fdff
SHA256 3ebeacd696d1d891d2c3bee0a801c156af355c62780757bf8b396f8799413114
MD5 3510c5cff3e6e5137de807b9eaf5a064
SHA1 e7f7c60b9f6702a50a807318d2f8893f60b60681
SHA512 5d64a5fa956ee39712e334858e98c32878b1e563c370ca6c6992181eb47e5effce854964a30ab9aaf99973931ae885fba6a7802c19196814b88f354e0196e665
SSDEEP 24576:Fcx7hYNDWXbwxf26tcte2SmTRkXr7VRPzWu6p:6x7gn2bt1TRkXr7VB
TLSH
T1F7352A57F26354E8C57BD0B486669772FA30B41906347F6E1E98D7322F21E609F2EB20
MD5 SHA1 SHA512 SSDEEP TLSH

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

5184

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_DEBUG_STRIPPED

PDB paths

advapi32

CryptAcquireContextA CryptEncrypt CryptImportKey CryptSetKeyParam RegCloseKey RegOpenKeyExA RegSetValueExA

crypt32

CryptBinaryToStringA

kernel32

CloseHandle CreateEventA CreateSemaphoreA DeleteCriticalSection DuplicateHandle EnterCriticalSection FormatMessageA FreeConsole GetConsoleWindow GetCurrentProcess GetCurrentProcessId GetCurrentThread GetCurrentThreadId GetLastError GetModuleFileNameA GetModuleHandleA GetProcAddress GetProcessAffinityMask GetStartupInfoA GetSystemTimeAsFileTime GetThreadContext GetThreadPriority GetTickCount InitializeCriticalSection IsDBCSLeadByte IsProcessorFeaturePresent LeaveCriticalSection LoadLibraryA LocalFree OpenProcess OutputDebugStringA QueryPerformanceCounter QueryPerformanceFrequency RaiseException ReleaseSemaphore ResetEvent ResumeThread RtlCaptureContext RtlLookupFunctionEntry RtlUnwindEx RtlVirtualUnwind SetEvent SetLastError SetProcessAffinityMask SetThreadContext SetThreadPriority SetUnhandledExceptionFilter Sleep SuspendThread TerminateProcess TlsAlloc TlsGetValue TlsSetValue TryEnterCriticalSection VirtualProtect VirtualQuery WaitForMultipleObjects WaitForSingleObject WideCharToMultiByte

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

mbrtowc mbsrtowcs strtoul wcrtomb

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

__p__environ getenv

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

_fstat64

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

_set_new_mode calloc free malloc realloc

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

___mb_cur_max_func _configthreadlocale localeconv setlocale

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

__setusermatherr _fdopen

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

__intrinsic_setjmp longjmp memchr memcmp memcpy memmove strchr

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

__p___argc __p___argv __p__acmdln _assert _beginthreadex _cexit _configure_narrow_argv _crt_atexit _endthreadex _errno _exit _initialize_narrow_environment _seh_filter_exe _initterm _initterm_e _set_app_type _set_invalid_parameter_handler abort exit strerror

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

__acrt_iob_func __p__commode __p__fmode __stdio_common_vfprintf __stdio_common_vsprintf _fileno _get_osfhandle _lseeki64 _read _setmode _wfopen _write fclose fflush fopen fputc fputs fwrite setvbuf

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

_strdup iswctype memset strcmp strcoll strlen strncmp strnlen strxfrm towlower towupper wcscoll wcslen wcsnlen wcsxfrm wctype

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

strftime wcsftime

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

rand_s

shell32

SHGetFolderPathA

user32

GetAsyncKeyState GetKeyboardState MapVirtualKeyA ShowWindow ToUnicode wsprintfA

winhttp

WinHttpCloseHandle WinHttpConnect WinHttpOpen WinHttpOpenRequest WinHttpReceiveResponse WinHttpSendRequest WinHttpSetOption

Name

.text

Size

845KB

Virtual Size

844KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.data

Size

8KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rdata

Size

69KB

Virtual Size

68KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.pdata

Size

45KB

Virtual Size

44KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.xdata

Size

60KB

Virtual Size

60KB

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

7KB

Virtual Size

6KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.tls

Size

512B

Virtual Size

32B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

1KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

5KB

Virtual Size

5KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

File Explorer

RuntimeBroker.exe

advapi32

crypt32

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-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

shell32

user32

winhttp

generic