FileDialogBroker[.]exe

Sharing

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General

Target

FileDialogBroker.exe
Size

148KB
MD5

faeebdc34710ef8be1dc6e6a5ce2a859
SHA1

c94b64117571e25efcb4e3c028c5f3b7f5977634
SHA256

c0a6bf9ab74a516b8dc6993fe191b535f32d3e8a6a440461b60fe0f6eb0e31d2
SHA512

f920629c5b0c9f8abc2acbab08579fbc8343ef2b88025118316bf1de1573861bc0100762d2da86533dbba865342420cd0fdeebae083849a492e9c2bc299e1430
SSDEEP

3072:dwwbBiiC9fGblCWpkLIx2iL+khCMA/hrUUgB:qwbBiiC9fKlCWpkcxbhCbRUU

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
FileDialogBroker.exe

Files

FileDialogBroker.exe
.exe windows:10 windows x64 arch:x64

5f797146a8e29be270b1435168e65816

Headers

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

Imports

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

_c_exit
_register_thread_local_exe_atexit_callback
_initterm
_initterm_e

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

_o__cexit
_o__configthreadlocale
_o__configure_wide_argv
_o__crt_atexit
_o__errno
_o__exit
_o__get_wide_winmain_command_line
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo
_o__purecall
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
memcpy
_o_exit
_o_free
_o_malloc
_o_terminate
__C_specific_handler
__current_exception
__current_exception_context
__CxxFrameHandler3
_CxxThrowException
_o__callnewh
_o___std_exception_destroy
_o___std_exception_copy
_o___p__commode
_o___stdio_common_vswprintf
_o___stdio_common_vsnprintf_s
__std_terminate
__CxxFrameHandler4

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

memset

api-ms-win-core-libraryloader-l1-2-0

GetModuleHandleW
GetModuleFileNameA
GetModuleHandleExW
GetProcAddress

api-ms-win-core-synch-l1-1-0

ReleaseSRWLockExclusive
AcquireSRWLockShared
ReleaseSRWLockShared
WaitForSingleObject
AcquireSRWLockExclusive
ReleaseMutex
CreateEventW
CreateSemaphoreExW
ReleaseSemaphore
WaitForSingleObjectEx
SetEvent
CreateMutexExW
OpenSemaphoreW

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

GetProcessHeap
HeapAlloc
HeapFree

api-ms-win-core-errorhandling-l1-1-0

SetLastError
GetLastError
RaiseException
UnhandledExceptionFilter
SetUnhandledExceptionFilter

api-ms-win-core-processthreads-l1-1-0

OpenProcessToken
TerminateProcess
GetCurrentThreadId
GetCurrentThread
OpenThreadToken
GetCurrentProcess
GetCurrentProcessId
GetStartupInfoW

api-ms-win-core-localization-l1-2-0

FormatMessageW

api-ms-win-core-debug-l1-1-0

IsDebuggerPresent
DebugBreak
OutputDebugStringW

api-ms-win-core-handle-l1-1-0

CloseHandle

api-ms-win-eventing-provider-l1-1-0

EventWriteTransfer
EventUnregister
EventSetInformation
EventRegister

api-ms-win-core-synch-l1-2-0

InitOnceExecuteOnce
InitOnceComplete
InitOnceBeginInitialize

api-ms-win-core-winrt-l1-1-0

RoInitialize
RoUninitialize
RoRevokeActivationFactories
RoRegisterActivationFactories

api-ms-win-core-com-l1-1-0

CoRevokeClassObject
CoRegisterClassObject
CoResumeClassObjects
CoReleaseServerProcess
CoWaitForMultipleObjects
CoCreateInstance
CoRevertToSelf
CoTaskMemFree
CoAddRefServerProcess

api-ms-win-core-util-l1-1-0

DecodePointer
EncodePointer

api-ms-win-core-winrt-error-l1-1-0

RoOriginateErrorW
RoOriginateError

api-ms-win-core-winrt-string-l1-1-0

WindowsCreateString
WindowsStringHasEmbeddedNull
WindowsDeleteString
WindowsIsStringEmpty
WindowsGetStringRawBuffer

api-ms-win-core-rtlsupport-l1-1-0

RtlCaptureContext
RtlVirtualUnwind
RtlLookupFunctionEntry

api-ms-win-core-processthreads-l1-1-1

IsProcessorFeaturePresent

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-sysinfo-l1-1-0

GetSystemTimeAsFileTime

api-ms-win-core-interlocked-l1-1-0

InitializeSListHead

api-ms-win-security-base-l1-1-0

DuplicateTokenEx

api-ms-win-core-file-l1-1-0

CreateFileW

ntdll

NtDeviceIoControlFile
RtlNtStatusToDosError
RtlDosPathNameToNtPathName_U_WithStatus
RtlFreeUnicodeString

combase

ord168

Sections

.text
Size: 80KB - Virtual size: 79KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 8KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5f797146a8e29be270b1435168e65816

Headers

DLL Characteristics

File Characteristics

Imports

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

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

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

api-ms-win-core-libraryloader-l1-2-0

api-ms-win-core-synch-l1-1-0

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

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-core-processthreads-l1-1-0

api-ms-win-core-localization-l1-2-0

api-ms-win-core-debug-l1-1-0

api-ms-win-core-handle-l1-1-0

api-ms-win-eventing-provider-l1-1-0

api-ms-win-core-synch-l1-2-0

api-ms-win-core-winrt-l1-1-0

api-ms-win-core-com-l1-1-0

api-ms-win-core-util-l1-1-0

api-ms-win-core-winrt-error-l1-1-0

api-ms-win-core-winrt-string-l1-1-0

api-ms-win-core-rtlsupport-l1-1-0

api-ms-win-core-processthreads-l1-1-1

api-ms-win-core-profile-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-core-interlocked-l1-1-0

api-ms-win-security-base-l1-1-0

api-ms-win-core-file-l1-1-0

ntdll

combase

Sections

.text Size: 80KB - Virtual size: 79KB

.rdata Size: 44KB - Virtual size: 42KB

.data Size: 4KB - Virtual size: 2KB

.pdata Size: 8KB - Virtual size: 6KB

.rsrc Size: 4KB - Virtual size: 1KB

.reloc Size: 4KB - Virtual size: 3KB

.text
Size: 80KB - Virtual size: 79KB

.rdata
Size: 44KB - Virtual size: 42KB

.data
Size: 4KB - Virtual size: 2KB

.pdata
Size: 8KB - Virtual size: 6KB

.rsrc
Size: 4KB - Virtual size: 1KB

.reloc
Size: 4KB - Virtual size: 3KB