Microsoft[.]Bluetooth[.]Proxy[.]dll

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General

Target

Microsoft.Bluetooth.Proxy.dll
Size

145KB
MD5

973e846ef94cba8f8e378a320a23fe20
SHA1

4a47a6158aaae56ef14f5af6eac0b07a81b29123
SHA256

f6a08f2a87ef24f622e3d5c983906bd3951088072c0fb911448f29fc7115b458
SHA512

aa43c52043bf37d94a75e0f27afb0a97a4ce56aef61f3a8332b7ccc7ce06d6c5849ca9f4011473af8498bd3ba581108db2f0b86d13ed5715c644efffa9228ae3
SSDEEP

1536:z4DY6Otaumg199nIMFXbE7CgHdu44eRouoREgqnqA1As9WssLQZ7zNkctM1skOM+:0MY7gWouoRE1f1bW9QVJkctM1skrL

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Microsoft.Bluetooth.Proxy.dll

Files

Microsoft.Bluetooth.Proxy.dll
.dll windows:10 windows x86 arch:x86

ff265b190c143743b781b2ede73db126

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

PDB Paths

Microsoft.Bluetooth.Proxy.pdb

Imports

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

_initterm
_initterm_e

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

memset

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

_o__configure_narrow_argv
_o__crt_atexit
_o__errno
_o__execute_onexit_table
_o__initialize_narrow_environment
_o__initialize_onexit_table
_o__invalid_parameter_noinfo
_o__purecall
_o__register_onexit_function
_o__seh_filter_dll
_o_free
_o_malloc
_except_handler4_common
_CxxThrowException
_o__cexit
_o__callnewh
_o___stdio_common_vswprintf
_o___stdio_common_vsnprintf_s
_o___std_type_info_destroy_list
_o___std_exception_destroy
_o___std_exception_copy
__std_terminate
__CxxFrameHandler3
memcpy
memcmp

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

GetModuleHandleExW
GetModuleHandleW
GetModuleFileNameA
DisableThreadLibraryCalls
GetProcAddress

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

ReleaseSRWLockExclusive
EnterCriticalSection
InitializeSRWLock
LeaveCriticalSection
OpenSemaphoreW
DeleteCriticalSection
WaitForSingleObject
AcquireSRWLockExclusive
SetEvent
ReleaseSRWLockShared
WaitForSingleObjectEx
CreateSemaphoreExW
ResetEvent
CreateEventW
ReleaseMutex
CreateMutexExW
AcquireSRWLockShared
ReleaseSemaphore
InitializeCriticalSectionAndSpinCount

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

HeapAlloc
GetProcessHeap
HeapFree

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

SetLastError
GetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter

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

GetCurrentProcess
GetCurrentThreadId
TerminateProcess
GetCurrentProcessId

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

FormatMessageW

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

DebugBreak
IsDebuggerPresent
OutputDebugStringW

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

CloseHandle

rpcrt4

CStdStubBuffer_IsIIDSupported
CStdStubBuffer_Disconnect
CStdStubBuffer_DebugServerRelease
NdrOleAllocate
CStdStubBuffer_QueryInterface
CStdStubBuffer_CountRefs
IUnknown_Release_Proxy
CStdStubBuffer_AddRef
NdrOleFree
CStdStubBuffer_DebugServerQueryInterface
IUnknown_AddRef_Proxy
NdrStubCall2
NdrStubForwardingFunction
CStdStubBuffer_Invoke
CStdStubBuffer_Connect
NdrCStdStubBuffer_Release
NdrDllCanUnloadNow
NdrDllGetClassObject
NdrCStdStubBuffer2_Release
IUnknown_QueryInterface_Proxy

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

GetTraceLoggerHandle
TraceMessage
UnregisterTraceGuids
RegisterTraceGuidsW
GetTraceEnableLevel
GetTraceEnableFlags

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

RoOriginateError
RoOriginateErrorW

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

EncodePointer
DecodePointer

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

WindowsIsStringEmpty
HSTRING_UserMarshal
HSTRING_UserSize
WindowsGetStringRawBuffer
WindowsStringHasEmbeddedNull
HSTRING_UserFree
HSTRING_UserUnmarshal

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

CoTaskMemAlloc
CoTaskMemFree
CoCreateFreeThreadedMarshaler
CoReleaseMarshalData
CoUnmarshalInterface
CoGetMalloc

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-core-com-midlproxystub-l1-1-0

ObjectStublessClient8
ObjectStublessClient6
NdrProxyForwardingFunction5
NdrProxyForwardingFunction4
CStdStubBuffer2_QueryInterface
ObjectStublessClient17
ObjectStublessClient7
ObjectStublessClient9
ObjectStublessClient15
ObjectStublessClient3
CStdStubBuffer2_CountRefs
ObjectStublessClient11
ObjectStublessClient14
ObjectStublessClient12
ObjectStublessClient10
CStdStubBuffer2_Disconnect
NdrProxyForwardingFunction3
ObjectStublessClient16
CStdStubBuffer2_Connect
ObjectStublessClient13

api-ms-win-shcore-stream-l1-1-0

SHCreateMemStream
IStream_Write
IStream_Read
IStream_Reset

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

RtlCompareMemory

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

RoGetAgileReference

Exports

Exports

DllCanUnloadNow
DllGetActivationFactory
DllGetClassObject

Sections

.text
Size: 120KB - Virtual size: 120KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ff265b190c143743b781b2ede73db126

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

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

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

api-ms-win-crt-private-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

rpcrt4

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

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

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

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

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

api-ms-win-shcore-stream-l1-1-0

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

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

Exports

Exports

Sections

.text Size: 120KB - Virtual size: 120KB

.data Size: 512B - Virtual size: 2KB

.idata Size: 6KB - Virtual size: 5KB

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

.reloc Size: 16KB - Virtual size: 15KB

.text
Size: 120KB - Virtual size: 120KB

.data
Size: 512B - Virtual size: 2KB

.idata
Size: 6KB - Virtual size: 5KB

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

.reloc
Size: 16KB - Virtual size: 15KB